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NAICS Code· 213113

Support Activities for Coal Mining

This U.S. industry comprises establishments primarily engaged in providing support activities for coal mining (except geophysical surveying and mapping, site preparation, construction, and transportation activities) on a contract or fee basis. Exploration for coal is included in this industry. Exploration services include traditional prospecting methods, such as taking core samples and making geological observations at prospective sites. Cross-References. Establishments primarily engaged in--Show more

NAICS 213113 – Support Activities for Coal Mining encompasses specialized services that enable the extraction, processing, and logistical operations of coal mining without directly engaging in mining itself. This includes site preparation, drilling and blasting support, haul road construction, equipment maintenance and repair, ventilation system servicing, dust control, and reclamation planning.

11
Active Contracts
$4.1M
Total Obligations (12mo)
189
Awarded Contracts (12mo)
123
Contractors Awarded (12mo)
-21.1%
YoY Growth

Industry Spending Overview

Federal obligations, top contractors and agencies, and related industry codes for NAICS 213113.

AI Industry Description

NAICS 213113 – Support Activities for Coal Mining encompasses specialized services that enable the extraction, processing, and logistical operations of coal mining without directly engaging in mining itself. This includes site preparation, drilling and blasting support, haul road construction, equip...

NAICS 213113 – Support Activities for Coal Mining encompasses specialized services that enable the extraction, processing, and logistical operations of coal mining without directly engaging in mining itself. This includes site preparation, drilling and blasting support, haul road construction, equipment maintenance and repair, ventilation system servicing, dust control, and reclamation planning. These activities are critical to ensuring operational safety, regulatory compliance, and environmental stewardship in coal extraction zones. While the broader coal industry has seen reduced federal engagement in recent years, this NAICS remains relevant for agencies managing legacy mining sites, federal land reclamation programs, and energy infrastructure decommissioning projects. Contractors in this space must navigate complex environmental regulations under the Surface Mining Control and Reclamation Act and possess expertise in mine closure planning, groundwater monitoring, and soil remediation. No contractor data is available for this NAICS code, indicating limited visibility of prime contractors in government procurement records. The sector likely includes small businesses and niche service providers with specialized environmental engineering or mine reclamation capabilities, rather than large defense or infrastructure primes. No agency data is available, suggesting minimal recent federal award activity. When contracts do occur, they are typically tied to the Department of the Interior’s Office of Surface Mining Reclamation and Enforcement, the U.S. Forest Service, or the Army Corps of Engineers for remediation on federal lands or former coal leases. The competitive landscape is sparse, with low opportunity density and infrequent procurement events. Contractors with proven experience in federal mine closure projects, hazardous material handling, and environmental compliance documentation are best positioned to compete when opportunities arise. Long-term trends point toward declining demand, but niche contracts for legacy site remediation and tribal land restoration may persist as targeted, non-recurring procurements.

Top Contractors

Companies with the highest total award value under NAICS 213113, ranked by dollars won.

Ranked by total awards
CompanyTotal AwardsContracts
TRANSDIGM INC$357K2
HORIZON AEROSPACE SOLUTIONS, LLC$350K1
NORCATEC LLC$314K2
FBC ENTERPRISES LLC$289K1
JUNIPER ELBOW CO. INC.$250K1
ADVANCED CNC MANUFACTURING, INC.$227K3
C & C METALS ENGINEERING INC$217K3
C & C METALS ENGINEERING INC$199K3
ECI DEFENSE GROUP, INC.$182K2
TNN MACHINING COMPANY, L.L.C.$116K2

Top Agencies

Federal agencies directing the most contract spending toward NAICS 213113.

Department Of Defense180 awards$2.2M
DLA Aviation11 awards$1.1M
DLA Land And Maritime4 awards$821K

Related NAICS Codes

Industries similar to Support Activities for Coal Mining, by shared sector, subsector, and industry group.

Drilling Oil and Gas Wells

This U.S. industry comprises establishments primarily engaged in drilling oil and gas wells for othe...
213111Same Industry GroupHigh Similarity

Support Activities for Oil and Gas Operations

This U.S. industry comprises establishments primarily engaged in performing support activities, on a...
213112Same Industry GroupHigh Similarity

Support Activities for Metal Mining

This U.S. industry comprises establishments primarily engaged in providing support activities (excep...
213114Same Industry GroupHigh Similarity

Support Activities for Nonmetallic Minerals (except Fuels) Mining

This U.S. industry comprises establishments primarily engaged in providing support activities, on a ...
213115Same Industry GroupHigh Similarity

Crude Petroleum Extraction

This industry comprises establishments primarily engaged in (1) the exploration, development, and/or...
211120Same SectorMedium Similarity

Natural Gas Extraction

This industry comprises establishments primarily engaged in (1) the exploration, development, and/or...
211130Same SectorMedium Similarity

Surface Coal Mining

This U.S. industry comprises establishments primarily engaged in one or more of the following: (1) s...
212114Same SectorMedium Similarity

Underground Coal Mining

This U.S. industry comprises establishments primarily engaged in one or more of the following: (1) u...
212115Same SectorMedium Similarity

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NAICS 213113 FAQ

Frequently Asked Questions

NAICS code 213113 covers Support Activities for Coal Mining. This U.S. industry comprises establishments primarily engaged in providing support activities for coal mining (except geophysical surveying and mapping, site preparation, construction, and transportation activities) on a contract or fee basis. Exploration for coal is included in this industry. Exploration services include traditional prospecting methods, such as taking core samples and making geological observations at prospective sites. Cross-References. Establishments primarily engaged in--

Recently Posted in Support Activities for Coal Mining

NAICS: 213113
New
DIBBS
BEARING, SLEEVEThis contract pertains to the procurement of a sleeve bearing identified by NSN 3120-01-126-1298 and part number M81934/2-26C024, with a quantity of 13 units to be delivered FOB origin within 101 days, with no variance allowed in quantity. The item is subject to stringent technical and quality mandates referenced through the DLA Master List, including tailored higher-level quality requirements, packaging standards per MIL-STD-2073-1E and DLA-specific guidelines, and mandatory compliance with QPL-QML listings under QPL-AS81934. Manufacturing and assembly must be performed exclusively by accredited entities listed in the Performance Review Institute’s Qualified Manufacturers or Products Lists, accessible via eauditnet.com. The bearing and all associated components must not contain intentional mercury or mercury compounds, except in limited functional applications such as batteries or sensors as specified by NAVSEA, and any portable mercury-containing devices must include dual containment per NAVSEA 5100-003D. Packaging and preservation methods must adhere to prescribed preservation methods, materials, and unit container standards, with all marking performed in accordance with MIL-STD-129 and no special markings required. Inspection and acceptance occur at the destination, with delivery directed to the specified warehouse in Tracy, CA. The solicitation, issued under contract number SPE4A6-26-T-06GT, requires adherence to SAE AS81934 revisions and associated technical documentation packages, and all submissions must originate from qualified suppliers listed on approved QPLs or QMLs.
ASC COMMODITIES DIVISION

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NAICS: 213113
New
DIBBS
BEARING, SLEEVEThe contract specifies the procurement of 25 sleeve bearings with NSN/part number 3120-01-316-1797 under solicitation SPE4A6-26-T-05XB, with a delivery requirement of 171 days after order. Technical and quality standards are governed by the DLA Master List of Technical and Quality Requirements, with applicable revision determined by the solicitation or award date depending on acquisition scale. Packaging must comply with DLA-specific procurement standards, and tailored quality requirements apply to both manufacturers and non-manufacturers. Inspection and acceptance must occur at the point of origin, and government identification must be removed from any non-accepted supplies. Measuring and test equipment used in production must meet defined calibration and control standards. The item is subject to export control under ITAR or EAR, restricting technical data disclosure to foreign persons regardless of location; only contractors with approved US/Canada Joint Certification Program status, completed DLA export control training, and formal authorization may access this data. Item Unique Identification is not required per customer request, and DFARS 252.211-7003(c)(1)(i) governs this exception. The contracting activity is the ASC Commodities Division of the Department of Defense, with performance occurring in New Cumberland, Pennsylvania, and inquiries directed to Cynthia Conner.
ASC COMMODITIES DIVISION

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NAICS: 213113
New
DIBBS
BUSHING, SLEEVEThe contract is for the procurement of two bushings, sleeves with NSN 3120-01-521-2731, under solicitation SPE4A6-26-T-05MW, issued by the Defense Logistics Agency’s ASC Commodities Division. Delivery is required within 501 days after award, with performance to occur in Corpus Christi, Texas. The technical and quality requirements are governed by the DLA Master List of Technical and Quality Requirements, with applicable revisions determined by the solicitation or award date depending on acquisition size. Packaging must comply with DLA standards, and tailored higher-level quality requirements apply to both manufacturers and non-manufacturers. Inspection and acceptance are to occur at the origin, and government identification must be removed from any non-accepted supplies. Item Unique Identification is not required pursuant to the service customer’s request, and DFARS 252.211-7003(c)(1)(i) governs this exception. Technical data associated with this item is subject to export control under either ITAR or EAR, prohibiting unauthorized disclosure to foreign persons, including those located within the United States or foreign nationals employed by U.S. entities. DFARS 252.225-7048 applies, and distribution of such data is restricted to contractors who hold a valid US/Canada Joint Certification Program certification, have completed mandatory DOD export control training, and have received DLA approval to access the controlled information. The solicitation was posted on July 12, 2026, with responses due by July 20, 2026, and is classified as a federal procurement under NAICS code 213113. Primary point of contact is Amanda Thomas, reachable via email and phone provided.
ASC COMMODITIES DIVISION

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NAICS: 213113
New
DIBBS
PIN, BOOMLOCKThe contract specifies the procurement of five units of a commercial off-the-shelf (COTS) item identified as PIN, BOOMLOCK with NSN 5315-99-746-6175 and part number 811/70099 from J.C. Bamford Excavators Limited. The item is designated as a critical application product and must comply with all technical and quality requirements listed in the DLA Master List of Technical and Quality Requirements, which supersede any other standards including ASTM D3951. Packaging must adhere to MIL-STD-129 for marking and labeling, and palletization must follow RP001 DLA Packaging Requirements for Procurement. The unit of issue is each (EA), with a fixed quantity of five units and zero variance permitted. Delivery is FOB origin with a 168-day lead time, and inspection and acceptance occur at the destination. The items must be delivered to the DLA Distribution facility at New Cumberland, Pennsylvania, with a required ship date of January 2, 2027. Transportation and shipping instructions reference DLAD Proc Notes C19 and C20. The contract was issued under solicitation SPE4A6-26-T-05FD, with a response deadline of July 17, 2026, and is managed by the Department of Defense’s ASC Commodities Division. All documentation, including source approval requests, must meet the prescribed government standards, and government identification must be removed from non-accepted supplies.
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NAICS: 213113
New
DIBBS
SHAFT, SHOULDEREDThe contract pertains to the procurement of 29 units of a SHAFT, SHOULDERED, STEERING component identified by NSN 3040-01-106-6619 under solicitation SPE7L3-26-T-109P, with a delivery requirement of 168 days after award. Full and open competition applies, and the item is subject to stringent technical and quality standards incorporated by reference from the DLA Master List of Technical and Quality Requirements, with compliance governed by the version in effect on the solicitation issue or award date depending on acquisition size. The contract imposes configuration change management protocols, requiring formal engineering change proposals and variance requests for any deviations, and mandates inspection and acceptance at the manufacturer’s origin. All supplies must retain government identification until formally accepted, and any non-accepted items must have such identification removed prior to disposal. The use of Class I ozone-depleting chemicals is strictly prohibited, and any substitute chemicals must be submitted for approval unless explicitly authorized by specification. Technical data associated with this item is subject to export control under ITAR or EAR, requiring prior authorization for any disclosure to foreign persons, whether abroad or within the U.S., and is restricted to contractors with approved JCP certification, completed DOD training, and DLA approval to access controlled data. The point of contact for inquiries is Karen McCarley via email and phone, and performance is to occur at New Cumberland, PA, 17070-5002.
LAND SUPPLIER OPNS VEHICLE SPT

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NAICS: 213113
New
DIBBS
STRAP, RETAININGThe contract pertains to the procurement of 11 units of a STRAP, RETAINING with NSN 5340-01-187-8830 under Purchase Request 7017384773, requiring delivery within 250 days of award. The item is classified as a commercial item, including commercial of a type, and the technical and quality requirements are governed by the DLA Master List of Technical and Quality Requirements, accessible via the designated DLA website. The specifications referenced in the solicitation are not fully detailed, but suppliers must ensure the delivered product meets all cited technical data and the part-numbered requirements regardless of incomplete documentation. Proprietary or insufficient data is acknowledged, placing responsibility on the vendor to provide compliant items based on adequate internal control. The solicitation, identified as SPE7L1-26-T-824N, was posted on July 9, 2026, with responses due by July 20, 2026, and is managed by the Department of Defense’s Land Supply Chain under NAICS code 213113. Performance is designated for New Cumberland, PA, 17070-5002, with Michael Nordahl as the primary point of contact reachable at dla.flbc2prs@dla.mil or 4457370596.
LAND SUPPLY CHAIN

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NAICS: 213113
New
DIBBS
SHAFT, SHOULDEREDThe contract pertains to the procurement of a SHAFT, SHOULDERED with NSN 3040-01-399-5695 and part number 1022-02-D, supplied by ENGINEERED COIL COMPANY, totaling 39 units at a unit price of $39.00, with a total contract value of $1,521.00. Delivery is required FOB origin within 262 days of contract award, with no variance permitted in quantity. Inspection and acceptance both occur at the destination, and packaging must strictly comply with MIL-STD-2073-1E and DLA’s packaging requirements, including the use of specific preservation methods, wrapping materials, and unit containers. Marking adheres to MIL-STD-129 with no special codes, and palletization follows DLA standards. The item must not contain intentional mercury or mercury compounds, except for functional uses in batteries, fluorescent lamps, sensors, weapon systems, or specified chemical reagents, with portable mercury-containing devices requiring shockproof construction and secondary containment as defined by NAVSEA 5100-003D. The delivery destination is the DLA Distribution facility at 2083 Normandy Drive, New Cumberland, PA, with the required ship date set for April 9, 2027, and the original delivery deadline at April 28, 2027. All technical and quality requirements referenced through R or I numbers are governed by the DLA Master List of Technical and Quality Requirements, with the applicable revision controlled by the solicitation issue date or award date depending on acquisition type. The solicitation was issued under contract number SPE7L1-26-T-816D with a response deadline of July 20, 2026.
LAND SUPPLY CHAIN

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NAICS: 213113
New
DIBBS
BAND, RETAININGThe contract pertains to the procurement of three retaining bands with NSN 5340-01-186-9606 under solicitation SPE7L1-26-T-814Y, issued by the Department of Defense’s Land Supply Chain through the Defense Logistics Agency. The requirement is part of a full and open competition with a response deadline of July 20, 2026, and delivery must be completed within 81 days after award. Technical and quality specifications are governed by the DLA Master List of Technical and Quality Requirements, with the applicable revision determined by the solicitation issue date. The item involves technical data subject to export control under either ITAR or EAR, prohibiting unauthorized disclosure to foreign persons or entities, including foreign national employees, and mandating compliance with DFARS 252.225-7048. Contractors must hold a valid US/Canada Joint Certification Program certification, complete required DLA training on handling export-controlled data, and receive explicit approval to access this information. Additionally, the contractor must be certified at Cybersecurity Maturity Model Certification (CMMC) Level 2 by an accredited third-party assessment organization. Government identification must be removed from any non-accepted supplies, and all performance is to occur in Albany, Georgia, with primary contact information provided for program inquiries.
LAND SUPPLY CHAIN

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NAICS: 213113
New
DIBBS
SHAFT, SHOULDEREDThe contract pertains to the procurement of a SHAFT, SHOULDERED with NSN 3040-01-452-2164 and part number H306-240, supplied by TATE ANDALE, LLC, with a total quantity of three units to be delivered FOB origin within 168 days. Delivery is required to the DLA Distribution facility in New Cumberland, Pennsylvania, with inspection and acceptance occurring at the destination. The item is classified as a critical application item, and strict packaging standards under MIL-STD-2073-1E and MIL-STD-129 govern its preparation and marking, with no special marking required. Packaging must comply with DLA’s procurement requirements, including specific methods for preservation, wrapping, and containment using defined materials and codes. Mercury and mercury-containing compounds are strictly prohibited in or on the supplied hardware except for enumerated functional applications such as batteries, fluorescent lamps, and weapon systems, with portable devices containing mercury requiring shockproof construction and a secondary containment barrier as per NAVSEA 5100-003D. The solicitation number is SPE7L2-26-T-0543, with a response deadline of July 20, 2026, and the item falls under NAICS code 213113. The contract specifies a fixed unit price with zero variance allowed in quantity, and transportation logistics are governed by DLA procedural notes. The primary point of contact for inquiries is Shaun Sehgal of the Department of Defense’s Land Supplier Operations Wheeled Vehicles division.
LAND SUPPLIER OPNS WHEELED VEHICLES

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NAICS: 213113
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DIBBS
STRAP, RETAININGThe contract pertains to a retaining strap, identified by NSN 5340013597888 and part number 12347629, with a requirement for 15 units to be delivered under solicitation SPE7LX-26-U-8741. The item is classified as a critical application item and must comply with MIL-STD-130N for identification marking and MIL-STD-2073-1E for packaging, with specific packaging codes and methods outlined, including the use of DLA-approved packaging and marking per MIL-STD-129. No special marking is required, and palletization must follow DLA packaging guidelines. Delivery is FOB origin with a 155-day lead time, inspection and acceptance occur at destination, and there is zero variance allowed in quantity. The contract is a total small business set-aside under NAICS code 213113, issued by the Department of Defense’s Strategic Acquisition Program Directorate. Technical and quality requirements are referenced via DLA’s Master List and apply based on solicitation or award date depending on acquisition size. The unit of issue is each, priced at $15.00 per unit, for a total value of $225.00, and the item is subject to DLA direct procurement within the continental United States. All technical specifications and drawings are accessible via the DIBBS portal during the solicitation window, and the point of contact for inquiries is Theodore Misiolek.
STRATEGIC ACQ PROGRAM DIRECTORATE

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NAICS: 213113
New
Federal
53--STRAP,RETAININGThe solicitation SPE7LX26U8741 seeks quotes for 15 retaining straps with NSN 5340013597888 under a Total Small Business Set-Aside, exclusively open to small businesses as defined by the SBA. The procurement is being conducted as a combined RFQ with a response deadline of July 23, 2026, and all submissions must be made electronically; hard copies are not available. The contract, if awarded, will serve as an Automated Indefinite Delivery Contract with a one-year term or until aggregate orders reach $350,000, whichever comes first, with an estimated four orders per year and a guaranteed minimum of two units. Deliveries will be routed to multiple DLA depots across CONUS and OCONUS via consolidated and containerized shipping points. The solicitation includes digitized drawings and military specifications accessible online, and interested parties must obtain full details through the provided SAM.gov link. The contracting office is the DLA Land and Maritime, located in Columbus, Ohio, with all inquiries directed to the designated point of contact via email.
DLA Land And Maritime

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NAICS: 213113
Awarded
Federal
31--BEARING ,BALL, ANNULARThe contract award is for 31 bearings, ball, annular, under solicitation number SPE4A6T96A3, issued by the Defense Logistics Agency Aviation, a division of the Department of Defense. The notice was posted on July 1, 2026, and the award is associated with the NAICS code 213113, indicating the nature of the procurement relates to support activities for mining. The contracting office is located in Richmond, Virginia, with a zip code of 23237. There is no specified place of performance beyond the agency’s location. Karen Randolph serves as the primary point of contact, reachable via email at KAREN.RANDOLPH@DLA.MIL or by phone at 445-737-7065. The contract does not indicate any specific set-aside status, suggesting it is open to all eligible bidders without demographic or size-based restrictions. The full details and documentation can be accessed through the SAM.gov workspace link provided.
DLA Aviation

POSTED

13 days ago

DEADLINE

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