This Government Contract opportunity from Department Of Defense was posted on August 27, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Shaft Seal Component Fabrication

Closed

Federal

Submission Closed09/08/2026, 05:00:00 PM UTC

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

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NAICS: 332710

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DEADLINE

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Navsup Weapon Systems Support Mech

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DEADLINE

Rapid Prototyping & Specialized Housing FabricationThis subcontract opportunity with the U.S. Navy involves the fabrication of low-cost physical housings and frames for prime contractors working on Office of Naval Research HUD projects. The scope of work requires the delivery of physical prototype housings and frames produced through CNC machining, injection molding, or SLA/FDM 3D printing. Materials used must include aerospace-grade plastics and lightweight polymers, with all production adhering to standard manufacturing tolerances. The project is designated as a total small business set-aside under the SBIR/STTR mandate, requiring the contractor to have fewer than 500 employees. Interested parties must respond by November 25, 2026. The contract falls under NAICS code 332710 and is managed through the U.S. Department of Defense.

POSTED

DEADLINE

Precision Parts Supply for Torque Assist AssemblyThis subcontract, titled Precision Parts Supply for Torque Assist Assembly, involves the procurement of high-tolerance mechanical components, fasteners, and replacement parts necessary for repairing Torque Assist Assemblies under NSN 2040-01-088-4976. Supporting prime contractors on Department of the Navy projects, the contract is managed by the Navsup Weapon Systems Support Mech within the Department of Defense under NAICS code 332710. The supplier is required to source domestic end products and critical components in strict accordance with FAR 25.105, providing formal certification of domestic origin for all critical items. The scope of work concludes with the delivery of these certified replacement components directly to the designated repair facility. The response deadline for this opportunity is December 4, 2026.

Navsup Weapon Systems Support Mech

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DEADLINE

Portable Optical Head Enclosure FabricationThis 8(a) sole source subcontract involves the design and fabrication of a single self-contained, portable enclosure for the Department of the Air Force. The project requires the use of aircraft-grade aluminum and precision machining to create a protective housing that ensures the stability of an internal optical train. To meet specific vibration immunity requirements, the contractor must integrate specialized vibration-dampening mounts into the final assembly. The work will be performed at Wright Patterson AFB under NAICS code 332710. The procurement process began with a posting on October 28, 2026, with a response deadline set for November 2, 2026. The final deliverable for this effort is one completed portable optical head enclosure.

Department Of The Air Force

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DEADLINE

Precision Machining & Housing FabricationThis subcontract, titled Precision Machining and Housing Fabrication, is issued by the Department of Defense through the Navsup Weapon Systems Support Mech. The project involves the manufacture of structural housings, casings, and precision-machined mechanical components intended for prime contractors working on actuator projects. The scope of work requires the use of high-precision CNC milling, turning, and grinding to produce finished housings and mechanical sub-assemblies using aerospace-grade alloys. All production must strictly adhere to the tolerances specified in TDP Version 008 and reference number 7104048-19, while following design standards for Cage Codes 53711 or 38597. The opportunity falls under NAICS code 332710 and was posted on October 28, 2026, with a response deadline of November 27, 2026.

Navsup Weapon Systems Support Mech

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DEADLINE

Advanced Power Source Prototype FabricationThe Advanced Power Source Prototype Fabrication is a subcontract opportunity with the U.S. Air Force under the Department of Defense. The project focuses on the fabrication of physical housings, casings, and integrated circuitry for Advanced Reserve Power Source Technologies. Required services include precision machining, 3D printing of specialized housings, and PCB assembly for power management systems, all utilizing aerospace-grade materials and adhering to strict tolerances to deliver physical prototype assemblies or components. This opportunity is designated as a Total Small Business Set-Aside under the SBIR/STTR mandate, restricted to firms with fewer than 500 employees. It falls under NAICS code 332710. The solicitation was posted on October 28, 2026, with a response deadline of November 25, 2026.

POSTED

DEADLINE

Precision Component Machining/FabricationThis subcontract for Precision Component Machining/Fabrication supports US Navy NAVSUP Weapon Systems Support projects through the fabrication and machining of replacement pump components. The scope of work includes the production of impellers, shafts, and housings using high-grade alloys. All work must be performed to OEM specifications and TDP Version 005, utilizing precision CNC milling, turning, and grinding equipment. The selected provider is responsible for delivering the finished machined replacement components along with comprehensive quality control documentation for all parts. This effort falls under NAICS code 332710 and is managed under the Department of Defense.

Navsup Weapon Systems Support Mech

POSTED

DEADLINE

Prototype Component Fabrication / Specialized ManufacturingThis subcontract, titled Prototype Component Fabrication / Specialized Manufacturing, is issued by the Office of the Secretary of Defense for Department of War C-UAS Rapid Maturation projects. The scope of work involves the fabrication of specialized hardware components, sensors, and materials for prime contractors, specifically requiring precision machining, PCB fabrication, 3D printing of specialized housings, and the supply of high-frequency antennas. All deliverables must be manufactured to tight tolerances and provided as physical prototype components. The opportunity is designated as a Total Small Business Set-Aside under NAICS code 332710, specifically mandating SBIR/STTR compliance for firms with fewer than 500 employees. The solicitation was posted on October 28, 2026, with a response deadline of November 25, 2026.

Office of the Secretary of Defense

POSTED

DEADLINE

Supply of Replacement Parts and Seal Kits for Cylinder Assembly, AThis subcontract involves the supply of replacement parts, seals, O-rings, and hardware for cylinder assemblies supporting Navsup Weapon Systems Support Mech projects. The contractor is responsible for sourcing OEM or approved equivalent components that meet the specific functional requirements of CAGE 34712 and specifications for NIIN 015111508. Key deliverables include precision-machined components and high-pressure seals provided as certified replacement parts and repair kits. The contract mandates strict adherence to MIL-STD-2073 packaging standards and compliance with the Buy American and Balance of Payments programs. Operating under NAICS code 332710, the project is managed by the Department of Defense. Interested parties must submit responses by November 12, 2026.

Navsup Weapon Systems Support Mech

POSTED

about 4 hours ago

DEADLINE

in 15 days

AI Contract Overview

The Shaft Seal Component Fabrication subcontract, issued by the Department of Defense Maritime Supply Chain, requires the precision machining and fabrication of metal and polymer components. The scope of work involves utilizing CNC machinery and precision lathes to perform turning, milling, and grinding of shafts and seal housings. All deliverables must strictly adhere to the technical specifications and tolerances associated with NSN 4320-01-692-2097. This effort supports prime contractors delivering on DLA supply contracts, with the final delivery consisting of machined components and sub-assemblies. The work is to be performed in Tracy, California, under NAICS code 332710. Interested parties must submit their responses by the deadline of September 8, 2026.

General Info

DoD subcontract for precision machining shaft seal components in Tracy, California by September 2026.

Agency

Department Of Defense → MARITIME SUPPLY CHAIN

NAICS

332710 - Machine Shops

Place of Performance

TRACY, CA, 95304-5000, USA

Set-Aside

NONE

Documents

This scope was carved out of SPE7M1-26-T-308V.

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

View the prime solicitation

43--SEAL ASSEMBLY,SHAFT

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Timeline

PhaseClosed

PostedAug 27

subcontract

Response DeadlineSep 8

Deadline has passed

Submission Closed

09/08/2026, 05:00:00 PM UTC

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Organization & Contact Information

AgencyDepartment Of Defense → MARITIME SUPPLY CHAIN

ContactsNo contacts available

OfficeN/A

Organization / AgencyDepartment Of Defense → MARITIME SUPPLY CHAIN

Office AddressN/A

ContactsNo contact information available

Full Description

Performs precision machining and fabrication of metal and polymer components for prime contractors delivering DLA supply contracts. Executes turning, milling, and grinding of seal housings and shafts to tolerances required for NSN 4320-01-692-2097 using CNC machinery and precision lathes. Must meet technical specifications associated with the NSN. Delivers machined components and sub-assemblies.

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Shaft Seal Component Fabrication

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