This Subcontract opportunity from Department Of Defense was posted on September 24, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Manufacturing of Plain Encased Seals (NSN 5330-00-545-6457)

Closed

Federal

Submission Closed10/05/2026, 11:00:00 AM MDT

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

Active Opportunities Like This One

NAICS: 339991

New

SLED

Sealing Equipment & Supplies

Solicitation # FSSE1226

The Harlingen Consolidated Independent School District is soliciting proposals for Sealing Equipment and Supplies under solicitation number FSSE1226. This request for proposals is managed by the district's Purchasing Department located at 407 N 77 Sunshine Strip in Harlingen, Texas. Interested parties can access the detailed proposal specifications through the IonWave portal. Proposals must be submitted to the Purchasing Department no later than December 1, 2026, by 2:00 PM. Primary points of contact for this solicitation include Adriana Aguirre, Director of Purchasing, and Sylvia DeLeon, Senior Buyer. Potential bidders should note that the district will be closed from November 23 to November 27, 2026.

POSTED

DEADLINE

Precision Gasket Manufacturing and SupplyThis subcontract, titled Precision Gasket Manufacturing and Supply, involves the production and delivery of 10 specialized gaskets under NSN 5330-01-701-6238 for the Department of Defense, specifically supporting DLA Weapons Support Land Supplier Operations. The manufacturing process must strictly adhere to Basic Drawing NR 1X4F3 AMSCBDOC, Revision DTD 03/07/2007, and requires documented traceability to approved sources for all source-controlled items. The contractor is responsible for ensuring all units are packaged according to MIL-STD-2073-1E and marked in accordance with MIL-STD-129. Performance will take place at FPO 96691-2900, with the final deliverable being 10 finished gaskets meeting all specified military standards.

DLA WEAPONS SUPPORT LAND SUPPLIER OPNS VEHICLE SPT

POSTED

DEADLINE

Solicitation # SPE7L1-27-T-3219

Solicitation SPE7L1-27-T-3219 is a small business set-aside request for quotations issued by the DLA Weapons Support Land Supply Chain for the procurement of 49 O-rings, identified by NSN 5331009243902 and part number MS29561-269. This is a critical application item that must comply with technical standard SAE AS29561C Revision C. The items are designated as Type I (Code Y) with a non-extendable shelf life of 180 months. The procurement is intended for Foreign Military Sales to the Government of Israel, with a required delivery date of October 20, 2026, and a delivery timeline of 5 days after order. The contract mandates strict quality and packaging standards, including the use of MIL-STD-1916 or ASQ H1331 for sampling and a zero-non-conformance requirement for acceptance. Due to potential deterioration from ultraviolet rays, items must be sealed in medium-duty, waterproof, greaseproof, opaque bags per MIL-DTL-117 and marked according to MIL-STD-129. Inspection and acceptance will occur at the origin. Offerors must submit quotes via the DIBBS system, and the award may be processed automatically. Key regulatory requirements include compliance with the Buy American Act, Berry Amendment, and specific cybersecurity standards for safeguarding covered defense information.

DLA WEAPONS SUPPORT LAND SUPPLY CHAIN

POSTED

DEADLINE

SEAL, NONMETALLIC SPECI

Solicitation # SPE7L3-27-Q-0117

Solicitation SPE7L3-27-Q-0117 is a request for the procurement of 26 nonmetallic special shaped section seals (NSN 5330-01-476-6193) for the Department of Defense, specifically through the DLA Weapons Support Land Supplier Operations Vehicle Support. The contract is a total small business set-aside under NAICS 339991, with delivery required to the DLA Distribution DDSP New Cumberland facility in Pennsylvania. The required delivery date is May 16, 2027, with a delivery term of 125 days after date of award. Award will be based on best value, evaluating past performance, price, and offered delivery, with inspection and acceptance occurring at the destination. The contractor must adhere to strict technical and quality standards, including MIL-STD-129 for marking, MIL-STD-130N for identification, and MIL-STD-1916 or ASQ H1331 for sampling. Packaging must comply with MIL-STD-2073-1E and MIL-DTL-117, utilizing waterproof, greaseproof, opaque bags. Notably, the contract prohibits the use of Class I ozone-depleting chemicals and mandates strict export controls on technical data under ITAR or EAR regulations. Additionally, the contractor must comply with DFARS 252.204-7012 regarding the safeguarding of covered defense information and use the Wide Area Workflow system for all invoicing and payment processing.

DLA WEAPONS SUPPORT LAND SUPPLIER OPNS VEHICLE SPT

POSTED

DEADLINE

PIN, STRAIGHT, HEADLESS

Solicitation # SPE4A5-27-T-2535

Solicitation SPE4A5-27-T-2535, issued by the DLA Weapons Support ASC Supplier Oper OEM Division, is a request for quotations for 26 units of straight, headless pins (NSN 5315006302278), identified as critical application items for Hamilton Sundstrand Corporation (P/N 710604). The procurement is conducted under the First Destination Transportation program with shipping terms set as FOB Origin and inspection and acceptance occurring at the destination, specifically the DLA Distribution Depot Oklahoma at Tinker AFB. The required delivery date is August 16, 2027, with a need ship date of May 4, 2027, and a delivery window of 171 days. The contract mandates strict adherence to the DLA Master List of Technical and Quality Requirements, including specific packaging standards under ASTM D3951 and RP001, and marking requirements per MIL-STD-129. Quality assurance will be managed through sampling methods according to MIL-STD-1916 or ASQ H1331, with a zero-non-conformance requirement if MIL-STD-105/ASQ Z1.4 is utilized. Item Unique Identification is not required. Offerors must submit quotes via the DIBBS system, comply with the Buy American Act and Berry Amendment, and utilize the Wide Area WorkFlow system for electronic invoicing and payment processing.

DLA WEAPONS SUPPORT ASC SUPPLIER OPER OEM DIVISION

POSTED

DEADLINE

Solicitation # SPE7L1-26-T-827F

Solicitation SPE7L1-26-T-827F is a request for quotations issued by DLA Land and Maritime for the acquisition of 40 units of preformed packing, identified by NSN 5330150325642 and IVECO Defence Vehicles S.p.A. part number 17339380. The requirement specifies that no substitutions are permitted after award and requires the awardee to provide supply chain traceability documentation evidencing the material was obtained through IDV USA, Inc. Delivery is required within 54 days after order, with a need ship date of September 16, 2026, shipped FOB Origin to DLA Distribution Albany, Georgia. The contract mandates strict adherence to technical and quality standards, including the DLA Master List of Technical and Quality Requirements. Items must be packaged in medium duty, waterproof, greaseproof, opaque bags per MIL-DTL-117, Type II, Class C, Style 1 to prevent ultraviolet ray deterioration, with general packaging and marking following MIL-STD-2073-1E, MIL-STD-129, and MIL-STD-130N. Material restrictions prohibit the use of asbestos and the intentional addition of mercury. Administrative requirements include electronic invoicing via Wide Area WorkFlow and compliance with various FAR and DFARS clauses regarding cybersecurity, domestic sourcing, and the prohibition of covered defense telecommunications equipment.

POSTED

DEADLINE

Solicitation # SPE7L1-27-U-0159

Solicitation SPE7L1-27-U-0159 is a request for quotations issued by the DLA Weapons Support Land Supply Chain for the procurement of plain seals, identified by NSN 5330013915233 and Saint-Gobain Performance Plastics part number 10061-10-0-0. This unilateral Indefinite Delivery Contract has a maximum value of 350,000.00 USD, with an estimated annual quantity of 217 units, a guaranteed contract minimum of 32 units, and a minimum delivery order quantity of 54 units. The delivery timeframe is 93 days after order, with terms set as FOB Origin and both inspection and acceptance occurring at the destination. The contract mandates strict adherence to quality and material standards, specifically prohibiting the use of asbestos as defined in FED-STD-313. Sampling must comply with MIL-STD-1916 or ASQ H1331, with a zero-non-conformance requirement for acceptance. Packaging and marking must follow MIL-STD-2073-1E, MIL-STD-129, and DLA requirement RP001, including the use of waterproof, greaseproof, opaque bags to prevent ultraviolet ray deterioration. Administrative requirements include electronic invoicing via the Wide Area WorkFlow system and compliance with various FAR and DFARS clauses regarding cybersecurity, domestic material restrictions, and small business regulations.

DLA WEAPONS SUPPORT LAND SUPPLY CHAIN

POSTED

DEADLINE

Solicitation # SPE7L3-27-Q-0116

Solicitation SPE7L3-27-Q-0116 is a firm fixed price request for the procurement of 10 gaskets, identified as NSN 5330-01-701-6238. This is a small business set-aside for a critical application item that must be manufactured and tested according to basic drawing NR 1X4F3 AMSCBDOC, Revision DTD 03/07/2007. Because this is a source controlled item, only approved sources or those with traceability to approved sources should quote. The contract prohibits the intentional addition of mercury or the use of class I ozone depleting chemicals. Delivery is required within 30 days after order, with inspection and acceptance occurring at the destination. Packaging must adhere to MIL-STD-2073-1E and MIL-STD-129, specifically requiring the use of medium duty, waterproof, greaseproof, opaque bags to prevent deterioration from ultraviolet rays. Invoicing must be processed through the Wide Area WorkFlow system. Award will be based on best value, evaluating past performance, price, and delivery, with a penalty factor applied to quotes proposing origin inspection instead of destination inspection.

DLA WEAPONS SUPPORT LAND SUPPLIER OPNS VEHICLE SPT

POSTED

DEADLINE

Solicitation # SPE4A5-27-T-2743

Solicitation SPE4A5-27-T-2743 is a request for quotations issued by the DLA Weapons Support ASC Supplier Oper OEM Division for the procurement of 183 O-rings, identified by NSN 5331011288185 and Honeywell Aerospace part number 2667999-7. This commercial item is to be delivered FOB Origin to the DLA Distribution Depot Oklahoma at Tinker AFB, with a required delivery date of July 5, 2027, and a need ship date of June 18, 2027. The procurement is managed by Alexis Dolberry, and all quotes must be submitted via the DLA Internet Bid Board System. The contract mandates strict adherence to quality and technical standards, incorporating the DLA Master List of Technical and Quality Requirements and requiring manufacturer inspection systems to comply with SAE AS9003 or ISO 9001. Packaging must follow MIL-STD-2073-1E and RP001, with specific requirements for opaque, waterproof, and greaseproof bags to prevent UV deterioration, while marking must comply with MIL-STD-129. Inspection and acceptance will occur at the destination per FAR 52.246-2, with acceptance based on zero non-conformances. Additionally, the contractor must comply with the Buy American Act, the Berry Amendment, and cybersecurity regulations under DFARS 252.204-7012, and utilize the Wide Area WorkFlow system for all invoicing and payment requests.

DLA WEAPONS SUPPORT ASC SUPPLIER OPER OEM DIVISION

POSTED

DEADLINE

Solicitation # SPE7LX-27-U-0380

Solicitation SPE7LX-27-U-0380 is a request for quotations issued by the DLA Weapons Support Strategic Acquisition Program Directorate for the procurement of plain seals, NSN 5330016046199. This is a unilateral Indefinite Delivery Contract (IDC) with a maximum value of 350,000.00 USD and an estimated annual quantity of two units. The items are identified by part numbers 70207-23032-103 from either Sikorsky Aircraft Corporation or Kirkhill Inc. Delivery is required within 168 days after order, with FOB Origin terms and inspection and acceptance occurring at the destination within the continental United States. The contract mandates strict quality and preservation standards, including a non-extendable shelf life of 240 months. Due to potential deterioration from ultraviolet rays, items must be sealed in medium duty, waterproof, greaseproof, opaque bags per MIL-DTL-117, Type II, Class C, Style 1. Packaging and marking must comply with MIL-STD-2073-1E and MIL-STD-129. Quality assurance will follow MIL-STD-1916 or ASQ H1331, with zero non-conformances required for acceptance if MIL-STD-105/ASQ Z1.4 is used for lot sizing. Award will be based on the most advantageous offer considering price and other factors, with a preference for HUBZone concerns. Invoicing and payment must be processed electronically through the Wide Area WorkFlow system.

DLA WEAPONS SUPPORT STRATEGIC ACQ PROGRAM DIRECTORATE

POSTED

DEADLINE

Viton O-Rings and Felt Seals SupplyThis small business set-aside subcontract, managed by the Department of Defense for Mschq Norfolk, involves the supply of high-performance industrial seals and gaskets for prime contractors working on US Navy Military Sealift Command projects. The scope of work specifically requires the delivery of Viton O-Rings and Felt Seals, identified by part numbers 43-000153X1129 and 43-000153X1234 respectively, manufactured from fluoroelastomer and industrial felt materials. Strict compliance with federal standards is required, including ISPM 15 for wood packaging materials and MIL-STD 129R for marking. The opportunity falls under NAICS code 339991, with a response deadline set for November 20, 2026.

POSTED

DEADLINE

Solicitation # 70ZU0127P21002B00

The U.S. Coast Guard Surface Forces Logistics Center is seeking quotations for a Firm Fixed Price Purchase Order to acquire various gaskets, sealing rings, preformed packing, and reverse osmosis filters. The requirement includes six specific items: a crankcase breather gasket for MTU 8V-396-TE94 engines, oil filter gaskets and sealing rings for ZF2500 reduction gears on 87 WPB vessels, duplex fuel filter packing, MTU sealing rings, and reverse osmosis filters. The total quantities range from 70 to 400 units per item, with manufacturers including Rolls-Royce Solutions GmbH, Zahnradfabrik Friedrichshafen AG, DIN Deutsches Institut, and Meissner Filtration Products Inc. This unrestricted acquisition will be awarded on a Best Value Basis, evaluating technical requirements, delivery timelines, and price. Offerors must provide a letter from the Original Equipment Manufacturer verifying they are an authorized distributor and that genuine OEM parts will be supplied. All items must be preserved and packaged according to MIL-STD-2073-1E Method 10 and marked per MIL-STD-129R, including specific bar-coding requirements. Delivery is required by December 23, 2026, FOB Destination to the USCG SFLC in Baltimore, Maryland, with all invoicing processed through ipp.gov. Quotations must be submitted to Courtney Gustin by November 18, 2026, at 10:00 am Eastern.

CG-SEA-C21

POSTED

1 day ago

DEADLINE

in 4 days

AI Contract Overview

This subcontract involves the manufacturing of plain encased seals under NSN 5330-00-545-6457 for prime contractors supporting the Department of Defense Land Supplier Operations Vehicle Support. The scope of work includes the fabrication of rubber and elastomeric seals using specialized molding and encasing machinery, ensuring all products meet specific technical specifications and Engineering Support Activity quality assurance standards. If applicable, the manufacturer must also comply with L31 Additive Manufacturing guidelines from June 2018. The project is categorized under NAICS code 339991 and will be performed at Hill AFB, zip code 84056-5734. Interested parties must respond by October 5, 2026, following the posting date of September 24, 2026. The final deliverable consists of finished seals that meet all specified engineering and quality requirements.

General Info

Manufacturing plain encased seals for DoD vehicle support at Hill AFB by October 2026.

Agency

Department Of Defense → LAND SUPPLIER OPNS VEHICLE SPT

NAICS

339991 - Gasket, Packing, and Sealing Device Manufacturing

Place of Performance

HILL AFB, UT, 84056-5734, USA

Set-Aside

NONE

Documents

This scope was carved out of SPE7L3-26-T-276L.

The full solicitation package (1 document), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

SEAL, PLAIN ENCASED

AI Contract Breakdown

Uniform Contract Format

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Timeline

PhaseClosed

PostedSep 24

subcontract

Response DeadlineOct 5

Deadline has passed

Submission Closed

10/05/2026, 11:00:00 AM MDT

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Organization & Contact Information

AgencyDepartment Of Defense → LAND SUPPLIER OPNS VEHICLE SPT

ContactsNo contacts available

OfficeN/A

Organization / AgencyDepartment Of Defense → LAND SUPPLIER OPNS VEHICLE SPT

Office AddressN/A

ContactsNo contact information available

Full Description

Manufactures plain encased seals for prime contractors on DLA Land Supplier Operations Vehicle Support projects. Fabricates rubber/elastomeric seals and encases them according to technical specifications for NSN 5330-00-545-6457. Performs quality assurance testing to Engineering Support Activity (ESA) standards. Uses rubber molding and encasing machinery. Complies with L31 Additive Manufacturing (JUN 2018) if applicable. Delivers finished seals.