31--BEARING,BALL,ANNULA- AND SIMILAR REPLACEMENT PARTS
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 Mech, has issued a solicitation for Ball Bearings and Similar Replacement Parts (PSC 3110). This opportunity is for the manufacture and supply of specific ball bearing types, including DUPLEX (P/N M17931-A040) and ANNULA (P/N M17931-C017), requiring adherence to military specifications and qualification as a Government-approved source. This requirement is pursuant to Emergency Acquisition Flexibilities (EAF). Proposals are due May 29, 2026, at 4:30 PM local time.
Scope of Work
The solicitation covers the manufacture and supply of precision ball bearings for quiet operation, intended for use on submarines/surface ships. Key items include:
- BEARING,BALL,DUPLEX (P/N M17931-A040): Must adhere to MIL-B-17931E and other referenced documents.
- BEARING,BALL,ANNULA (P/N M17931-C017): Must adhere to MIL-DTL-17931F and other referenced documents. Both items require the latest drawing revision F, as updated by Amendment 2. Materials must be mercury-free. Certain bearing types (131, 133, 134 Class 2) require matching by the manufacturer and specific packaging as matched sets.
Contract & Timeline
- Type: Solicitation
- Set-Aside: Total Small Business
- Product Service Code: 3110 (Bearings, Antifriction, Unmounted)
- Response Due: May 29, 2026, at 4:30 PM local time
- Published: April 22, 2026
- Place of Performance: Mechanicsburg, PA, United States
Key Requirements & Evaluation
Offerors must be a Government-approved source or demonstrate qualification, as the items are on the Qualified Products List (QPL). The solicitation requires First Article Testing (FAT) and Production Lot Testing (PLT). Past performance will be considered in the evaluation (IAW FAR 13.106(a)(2)). The resultant award will be DO certified for national defense under the Defense Priorities and Allocations System (DPAS). Contractors are responsible for all inspection requirements and must maintain an inspection/quality system in accordance with MIL-I-45208 or ISO 9001/9002.
Additional Notes
Access to drawings must be requested on the SAM.gov solicitation page, followed by an email to the Point of Contact. All contractual documents will be issued bilaterally, requiring contractor acceptance. For questions, contact Abigail Hurlbut.