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, specifically NAVSUP Weapon Systems Support Mechanicsburg, is soliciting proposals for the procurement of Annular Ball Bearings (NSN: 3HD 3110 009873721NT). This requirement has been determined to be a commercial item. The solicitation is a Total Small Business Set-Aside. Proposals are due by March 4, 2026.
Scope of Work
This contract requires the manufacture and supply of Annular Ball Bearings that adhere to MIL-DTL-17931F Military Specification for 'Bearings, Ball, Annular, For Quiet Operation', with a standard part number of M17931-G025. The bearings must be mercury-free for use on submarines/surface ships. Key requirements include:
- Adherence to MIL-DTL-17931F and other referenced documents.
- Physical identification per MIL-DTL-17931F paragraph 3.8 and Mil-Std 129.
- Quality Conformance Inspection (nondestructive) by the contractor per MIL-DTL-17931F Table VI and MIL-STD-105.
- Production Lot Testing (PLT) and Government Verification Inspection at Naval Surface Warfare Center, Carderock Division.
- Warranty of supplies for one year from the date of delivery.
Contract & Timeline
- Type: Solicitation (resultant award will be bilateral)
- Set-Aside: Total Small Business Set-Aside
- Product Service Code: 3110 (Bearings, Antifriction, Unmounted)
- Response Due: March 4, 2026, 8:30 PM EST
- Published: February 10, 2026
- Delivery: 180 days for CLIN 0001AA and 0001AB.
- Priority Rating: DO certified for national defense under the Defense Priorities and Allocations System (DPAS).
Evaluation
NAVSUP WSS Mechanicsburg will consider past performance in the evaluation of offers in accordance with FAR 13.106(a)(2). Evaluation will follow procedures for Commercial Products and Commercial Services (DEV 2026-O0028).
Additional Notes
- Source Control: Only Government-approved sources will be considered. New suppliers must undergo extensive qualification and testing prior to award. Proof of prior approval or qualification data should be submitted to the Procurement Contracting Officer for evaluation.
- Drawings: If drawings are included, access must be requested on the SAM.gov solicitation page, followed by an email to the Point of Contact.
- Quality System: Suppliers must maintain an inspection/quality system acceptable to the Government, in accordance with MIL-I-45208 or ISO 9001/9002.
- Shelf Life: Bearings have a shelf life code X (extendable, 60 months), with MIL-B-17931E bearings labeled for 10 years (120 months).