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NAICS Code· 333613

NAICS 333613: Mechanical Power Transmission Equipment Manufacturing

This U.S. industry comprises establishments primarily engaged in manufacturing mechanical power transmission equipment (except motor vehicle and aircraft), such as plain bearings, clutches (except motor vehicle and electromagnetic industrial control), couplings, joints, and drive chains. Cross-References. Establishments primarily engaged in--Show more

NAICS 333613 – Mechanical Power Transmission Equipment Manufacturing encompasses the design and production of components that transfer mechanical power between rotating shafts, including gears, gearboxes, couplings, clutches, chains, sprockets, and precision drive systems. These products are critical to heavy machinery, military vehicles, aerospace systems, and industrial equipment used in defense, logistics, and infrastructure operations.

203
Active Contracts
$317.2M
Total Obligations (12mo)
4.4K
Awarded Contracts (12mo)
787
Contractors Awarded (12mo)
3
Median Bidders per Award
+11.2%
YoY Growth

Awarded Contractors

Companies that have received federal awards classified under NAICS 333613.

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NAICS 333613 FAQ

Frequently Asked Questions

NAICS code 333613 covers Mechanical Power Transmission Equipment Manufacturing. This U.S. industry comprises establishments primarily engaged in manufacturing mechanical power transmission equipment (except motor vehicle and aircraft), such as plain bearings, clutches (except motor vehicle and electromagnetic industrial control), couplings, joints, and drive chains. Cross-References. Establishments primarily engaged in--

Recently Posted in Mechanical Power Transmission Equipment Manufacturing

NAICS: 333613
New
DIBBS
SWITCH, SENSITIVE
Solicitation # SPE7M1-26-U-5136
Solicitation SPE7M1-26-U-5136, issued by the DLA Land and Maritime Maritime Supply Chain, is a request for the procurement of 1,041 sensitive switches, identified by NSN 5930006464619 and part number MS25085-1. This requirement is designated as a critical application item and must comply with the Qualified Products List or Qualified Manufacturers List, specifically adhering to specifications MIL-PRF-8805/2M and MIL-PRF-8805K. The procurement may result in a one-year Indefinite Delivery Contract below the Simplified Acquisition Threshold, with a delivery timeframe of 84 days FOB Origin. The contract mandates strict adherence to environmental and quality standards, including the prohibition of intentionally added mercury and Class I ozone-depleting substances. Packaging and marking must follow ASTM-D3951, MIL-STD-2073-1E, and MIL-STD-129, with hazardous materials requiring labeling per the Hazard Communication Standard. Inspection and acceptance will occur at the destination. Award will be made via a unilateral SIDC to a responsible offeror who submits a conforming quote through the DIBBS system by August 27, 2026. Invoicing and payment must be processed through the Wide Area Workflow system.
MARITIME SUPPLY CHAIN

POSTED

2 days ago

DEADLINE

in 2 days
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NAICS: 333613
New
DIBBS
PIVOT SHAFT ASSEMBL
Solicitation # SPE7L3-26-T-167X
This solicitation, issued by the Department of Defense Land Supplier Operations Vehicle Support, is for the procurement of one Pivot Shaft Assembly (NSN 3040-01-719-0169) under solicitation number SPE7L3-26-T-167X. The contract requires delivery within 20 days after receipt of order and is managed under NAICS code 333613, with the place of performance located in Mechanicsburg, Pennsylvania. The agreement is subject to strict technical and quality requirements as defined by the DLA Master List, including specific packaging standards and the removal of government identification from non-accepted supplies. Notably, the item contains technical data subject to ITAR or EAR export controls, requiring contractors to have an approved US/Canada Joint Certification Program certification and completed export-control training to access the necessary data.
LAND SUPPLIER OPNS VEHICLE SPT

POSTED

2 days ago

DEADLINE

in 2 days
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NAICS: 333613
New
DIBBS
PARTS KIT, LINEAR AC
Solicitation # SPE7L1-26-T-972N
Solicitation SPE7L1-26-T-972N is a request for quotations issued by the Defense Logistics Agency (DLA) Land and Maritime for the procurement of 55 units of a Linear Actuating Cylinder Assembly parts kit, identified by NSN 3040-00-906-0147. The supplies are intended for delivery to the GHQ Jordan Armed Forces in Amman, Jordan, with a required delivery date of August 19, 2026, and a delivery lead time of 20 days. The contract terms are FOB Origin, with both inspection and acceptance occurring at the origin. The contractor must adhere to strict military standards for packaging and marking, specifically MIL-STD-2073-1 Appendix D for kits, MIL-STD-129 for marking, and RP001 for palletization. Technical compliance is based on TDP Rev A Gen 1 and Basic Drawing 19207 5703405 Revision C. Administrative requirements include the use of the Wide Area WorkFlow (WAWF) system for invoicing and receiving reports. The solicitation also incorporates various FAR and DFARS clauses, including the Buy American Act, Berry Amendment restrictions, and cybersecurity requirements under DFARS 252.204-7012. Quotations were due by August 27, 2026, via the DIBBS portal.
LAND SUPPLY CHAIN

POSTED

2 days ago

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in 2 days
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NAICS: 333613
New
DIBBS
SPROCKET WHEEL
Solicitation # SPE7L4-26-T-4874
LSO COMBAT VEHICLES AND ARMAMENT

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2 days ago

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in 3 days
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NAICS: 333613
New
DIBBS
GEAR, ANTIBACKLASH, S
Solicitation # SPE7L1-26-T-04S1
This contract is for the procurement of one antibacklash spur gear, identified by NSN 3020001023691 and part number SMD604231-2. The item must be manufactured in accordance with several technical specifications, including basic drawing 80063 SM-D-604231 and various military standards such as MIL-S-7720A, MIL-PRF-8625F, and MIL-DTL-14072G. The contract prohibits the use of Class I ozone depleting chemicals and requires adherence to the DLA Master List of Technical and Quality Requirements, specifically regarding packaging, marking, and physical identification. Delivery is required within 20 days after the order, with a final required delivery date of May 4, 2026. The item is to be shipped FOB Origin to the IFRCO Warehouse in Huntsville, Alabama, using the fastest traceable means. Packaging must comply with ASTM D3951 and MIL-STD-129, with palletization following DLA requirement RP001. Inspection and acceptance will take place at the destination.
LAND SUPPLY CHAIN

POSTED

2 days ago

DEADLINE

in 9 days
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NAICS: 333613
New
DIBBS
ROD, PISTON, LINEAR A
Solicitation # SPE7M1-26-T-7980
This solicitation, issued by the Department of Defense Maritime Supply Chain, is for the procurement of six linear actuating cylinder piston rods used on compressors, identified by NSN 3040-01-140-6233. The contract requires delivery within 168 days after the order is received and specifies performance in Tracy, California. The agreement mandates strict adherence to DLA packaging requirements and technical quality standards. It explicitly prohibits the use of Class I ozone depleting chemicals and the intentional addition of mercury or mercury containing compounds, with limited exceptions for specific functional components like batteries or sensors. All substitute chemicals must be submitted for approval unless already authorized by specification requirements.
MARITIME SUPPLY CHAIN

POSTED

2 days ago

DEADLINE

in 3 days
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NAICS: 333613
New
DIBBS
Supply of Sprocket Wheel (NSN 3020012064902)This subcontract involves the manufacture and delivery of 82 sprocket wheel units, identified by NSN 3020012064902, for the Department of Defense under the LSO Combat Vehicles and Armament agency. The contractor must ensure all units comply with DLA technical specifications, federal sourcing requirements, and specific packaging standards. The project falls under NAICS code 333613 and will be performed in New Cumberland, Pennsylvania. Interested parties must submit their responses by the deadline of September 2, 2026, following the solicitation posted on August 28, 2026.
LSO COMBAT VEHICLES AND ARMAMENT

POSTED

2 days ago

DEADLINE

in 3 days
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NAICS: 333613
New
DIBBS
GEAR, SPUR
Solicitation # SPE7L4-26-T-6278
This contract is a solicitation for the procurement of one spur gear, identified by NSN 3020-01-365-9217 and associated with Parker-Hannifin Corporation part numbers 1805-1285 and N2139. The item is designated as a critical application item and must be delivered to DLA Distribution San Joaquin in Tracy, California, with a required delivery date of July 30, 2027. The delivery timeline is set at 339 days, and the terms specify FOB Origin with inspection and acceptance occurring at the destination. The procurement is subject to specific technical and quality requirements, including DLA packaging standards RP001 and the removal of government identification from non-accepted supplies per RQ011. Packaging and marking must comply with MIL-STD-2073-1E and MIL-STD-129. This solicitation, numbered SPE7L4-26-T-6278, is issued by the Department of Defense under the agency LSO Combat Vehicles and Armament.
LSO COMBAT VEHICLES AND ARMAMENT

POSTED

2 days ago

DEADLINE

in 1 day
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NAICS: 333613
Awarded
DIBBS
HOUSING, MECHANICAL DRIVE
Solicitation # SPE7L1-26-T-992F
This solicitation, identified by number SPE7L1-26-T-992F, is for the procurement of two mechanical drive housings under National Stock Number 3040-01-336-8209. The contract is managed by the Department of Defense Land Supply Chain and involves critical application items associated with Oshkosh Defense LLC and Rolls-Royce Solutions America Inc. The required delivery timeframe is 20 days from the order date, with an original required delivery date of August 24, 2026. Delivery is designated as FOB Origin, with inspection and acceptance also occurring at the point of origin. The procurement is subject to specific DLA packaging requirements and technical quality standards found in the DLA Master List. Packaging must adhere to MIL-STD-2073-1E and MIL-STD-129 marking standards, utilizing specific packing levels and materials as outlined in the technical specifications. The final shipment is to be directed to the GHQ Jordan Armed Forces in Amman, Jordan, via the designated freight forwarder, Serra International Inc, located in Newark, New Jersey.
Defense Logistics Agency

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2 days ago

DEADLINE

in 1 day
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NAICS: 333613
New
DIBBS
LINK, DETACHABLE LIN
Solicitation # SPE7L4-26-T-6330
Solicitation SPE7L4-26-T-6330 is a fixed-price request for quotations issued by the DLA Land and Maritime, LSO Combat Vehicles and Armament, for the procurement of three detachable links, identified by NSN 3020-01-431-7435. The requirement specifies a delivery timeframe of 20 days after order, with an original required delivery date of May 19, 2026. Delivery is FOB destination to the USNS Sisler in FPO AE 09587, and both inspection and acceptance will occur at the destination. The contract mandates strict adherence to technical and quality standards, including MIL-STD-129 for marking and MIL-STD-2073-1E for packaging. Specific requirements include the removal of government identification from non-accepted supplies and a prohibition on the intentional addition of mercury or mercury-containing compounds. Offerors must comply with the Buy American Act, the Berry Amendment, and domestic material restrictions. All quotes must be submitted via the DLA Internet Bid Board System (DIBBS) by August 27, 2026. Payment and receiving reports are to be processed electronically through the Wide Area WorkFlow (WAWF) system.
LSO COMBAT VEHICLES AND ARMAMENT

POSTED

2 days ago

DEADLINE

in 2 days
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NAICS: 333613
New
DIBBS
SHAFT, SHOULDERED
Solicitation # SPE7LX-26-U-9557
This solicitation, issued by DLA Land and Maritime under number SPE7LX-26-U-9557, is a Request for Quotations for an Indefinite Delivery Contract (IDC) to procure Shouldered Shafts (NSN 3040-00-200-1392). The contract is intended for a one-year period with a maximum value of $350,000 and an estimated annual quantity of 15 units. Deliveries are required FOB Origin within 151 days of an order, with both inspection and acceptance occurring at the destination. The procurement falls under NAICS code 333613, and the contract incorporates strict cybersecurity requirements, specifically the CMMC Level 2 Self-Assessment, and mandates the safeguarding of covered defense information. Contractors must adhere to rigorous technical and quality standards, including specific sampling methods such as MIL-STD-1916 or ASQ H1331 to ensure zero non-conformances in sample lots. Packaging and marking must strictly comply with MIL-STD-2073-1E, MIL-STD-129, and DLA packaging requirements (RP001), with specific instructions for preservation, cushioning, and palletization. Additionally, the contract is subject to domestic sourcing restrictions, including the Buy American Act and the Berry Amendment, and requires compliance with hazardous material labeling standards. Payment and receiving reports must be processed electronically through the Wide Area WorkFlow (WAWF) system.
STRATEGIC ACQ PROGRAM DIRECTORATE

POSTED

2 days ago

DEADLINE

in 2 days
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NAICS: 333613
New
Federal
ADAPTER,HOUSING
Solicitation # NO0014-26-Q-ND52
The contract pertains to the procurement of a Port Adapter, designated as Special Emphasis Material (Level I), for use in a critical shipboard system where failure could lead to catastrophic consequences including loss of life or the vessel. The item must comply strictly with Vacco Drawing S3E10036 and SAE AMS-QQ-S-763, Class 304, Condition A, with mandatory chemical and mechanical analysis, intergranular corrosion testing prior to fabrication, and adherence to approved welding and brazing procedures per S9074-AQ-GIB-010/248 and S9074-AR-GIB-010A/278. All welding procedures and personnel qualifications require prior government approval, and electronic submission of qualification data through Adobe Acrobat PDF is mandated. Traceability is strictly enforced from raw material through final assembly, requiring unique heat-lot markings on components and certification reports that must be matched and permanently traceable; any process altering material properties necessitates re-certification with a new traceability identifier. Quality assurance is governed by ISO-9001, ISO-10012, and ISO/IEC 17025, with mandatory government source inspection and surveillance by DCMA. Contractors must maintain comprehensive recordkeeping for all inspections, tests, and corrective actions, and submit 100% of test certifications, weld records, and material documentation via Wide Area WorkFlow (WAWF), specifically designated for review and acceptance at Portsmouth Naval Shipyard prior to shipment. Electronic signatures are valid provided they are uniquely controlled and authenticated. The contractor must ensure all sub-tier suppliers adhere to the same rigorous standards, including traceability, material control, and certification requirements. Packaging, preservation, and marking must conform to MIL-STD-2073. The requirement is classified under Emergency Acquisition Flexibilities and rated under the Defense Priorities and Allocations System (DPAS), with strict prohibitions against mercury contamination and unauthorized marking. Deliveries are conditioned on prior acceptance via WAWF submission to the designated government points, and no material may be shipped without explicit approval.
Navsup Weapon Systems Support Mech

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2 days ago

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