31--BEARING,BALL,ANNULA
Overview
Buyer
Place of Performance
NAICS
PSC
Set Aside
Original Source
Timeline
Qualification Details
Fit reasons
- NAICS alignment with historical contract wins in similar service areas.
- Scope strongly matches core technical capabilities and delivery model.
Risks
- Past performance thresholds may require one additional teaming partner.
- Potential clarification needed on staffing minimums before bid/no-bid.
Next steps
Validate eligibility requirements, assign capture owner, and schedule partner outreach to confirm teaming strategy before submission planning.
Quick Summary
The Department of the Navy / NAVSUP Weapon Systems Support Mechanicsburg is soliciting proposals for the procurement of BEARING,BALL,ANNULA (Ball Bearings), Part Number M17931-G042. This Total Small Business Set-Aside opportunity requires the supply of a total of 6 units of these specialized bearings, which must adhere to MIL-B-17931 Military Specification for quiet operation. Proposals are due March 17, 2026.
Scope of Work
This requirement involves the manufacture and supply of BEARING,BALL,ANNULA, P/N M17931-G042, specifically designed for quiet operation and intended for use on submarines/surface ships. Key specifications include adherence to MIL-B-17931E and related documents, with modifications detailed in Appendix I-IV, Attachment A-D (SPCC FORM 4250/7), and ACN-MIL-B-17931. The bearings must be mercury-free.
This is a Source Control Item, meaning only Government-approved sources will be considered. Prospective new suppliers must undergo an extensive and time-consuming qualification process, including Qualification Test Plan (QTP-MIL-B-17931) to supply noise-tested bearings. The contract requires Production Lot Testing (PLT) and Quality Conformance Inspection by the contractor, along with Government Verification Inspection at the Naval Surface Warfare Center, Carderock Division. Packaging must comply with MIL-STD 2073.
Contract & Timeline
- Type: Solicitation (expected Firm Fixed-Price)
- Set-Aside: Total Small Business
- Product Service Code: 3110 (Bearings, Antifriction, Unmounted)
- Total Quantity: 6 units (3 per ship to location)
- Delivery: 180 days after award for CLIN 0001AA and 0001AB.
- Warranty: One year from date of delivery.
- Option: Includes an option for increased quantity (up to 180 days after award).
- Proposal Due: March 17, 2026, by 8:30 PM UTC.
- Published: February 3, 2026 (latest amendment).
Evaluation
NAVSUP WSS Mechanicsburg will consider past performance in the evaluation of offers, in accordance with FAR 13.106(a)(2). Offerors must be Government-approved sources or demonstrate qualification to produce the required item. Pricing is requested for the option provision.
Additional Notes
This requirement is pursuant to Emergency Acquisition Flexibilities (EAF) and will result in a DO certified contract under the Defense Priorities and Allocations System (DPAS). Access to drawings must be requested on the individual solicitation page on SAM.gov, followed by an email to the POC. Bearings have a shelf life code X (extendable, 60 months) and should be labeled for a 10-year (120 month) shelf life.