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
This is an amendment to a solicitation issued by the Department of the Navy, NAVSUP Weapon Systems Support Mechanicsburg, for the procurement of Annular Ball Bearings (NSN: 3HD 3110 013190021NT). The item has been re-designated as a commercial item. This opportunity is a Total Small Business Set-Aside. Proposals are due March 9, 2026.
Scope of Work
The requirement is for the manufacture and supply of BEARING,BALL,ANNULA, specifically Standard Part Number M17931-G087. These bearings must adhere to MIL-DTL-17931F Military Specification for 'Bearings, Ball, Annular, For Quiet Operation' and other referenced documents. The contract includes requirements for contractor quality conformance inspection and government production lot testing.
Contract & Timeline
- Type: Solicitation (Amendment)
- Set-Aside: Total Small Business
- Proposal Due: March 9, 2026, 8:30 PM EST
- Published: February 10, 2026
Key Requirements & Qualifications
This is a Source Control Item, meaning only Government-approved sources will be considered. Prospective contractors must demonstrate prior approval, satisfactory production history, or provide test data for qualification. Qualification requires adherence to QTP-MIL-B-17931 for noise-tested (NT) bearings, and components must be from a Government Qualified Products List (QPL) supplier. The material must be mercury-free and free from contamination, with strict protocols for any required mercury use. Bearings should have a 10-year (120-month) shelf life, extendable with approval.
Quality Assurance & Testing
Contractors are responsible for all inspection requirements, maintaining an inspection/quality system per MIL-I-45208 or ISO 9001/9002. Quality conformance inspection (nondestructive) is required per MIL-DTL-17931F Table VI and MIL-STD-105, with reports submitted via DD Form 1423. Government Production Lot Testing / Verification Inspection will occur at the Naval Surface Warfare Center, Carderock Division.
Evaluation
NAVSUP WSS Mechanicsburg will consider past performance in the evaluation of offers, in accordance with FAR 13.106(a)(2). The solicitation also references evaluation for commercial products and services (DEV 2026-O0028).
Additional Notes
This requirement is pursuant to Emergency Acquisition Flexibilities (EAF) and will result in a bilateral award. The contract will be DO certified for national defense under the Defense Priorities and Allocations System (DPAS). Access to drawings must be requested on SAM.gov and followed by an email to the Point of Contact. Packaging must comply with MIL-STD 2073.