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 manufacture and supply of Annular Ball Bearings (NSN: 3HD 3110 015741702NT). This requirement is a Total Small Business Set-Aside and is being procured under Emergency Acquisition Flexibilities (EAF). The resultant award will be issued bilaterally. Proposals are due by May 4, 2026.
Scope of Work
This opportunity covers the manufacture and quality assurance of BEARING,BALL,ANNULA, which has been determined a commercial item. The required item must adhere to MIL-DTL-17931F Military Specification for 'Bearings, Ball, Annular, For Quiet Operation' and other referenced applicable documents. The standard part number is M17931-G067. Key requirements include:
- Source Control: Only Government-approved sources will be considered. New suppliers require extensive qualification and testing by the engineering activity prior to submitting an offer.
- Qualification: Vendors must be qualified using 'QTP-MIL-B-17931' and receive final approval from NAVSEA to supply noise-tested (NT) bearings.
- Quality Assurance: Contractor is responsible for inspection per MIL-I-45208 or ISO 9001/9002. Both contractor quality conformance inspection and Government production lot test/verification inspection are required.
- Mercury-Free: Materials must be free from metallic mercury and contamination, especially for submarine/surface ship use.
- Shelf Life: Bearings have a shelf life code X (type 2, extendable, 60 months), with MIL-B-17931E bearings labeled for 10 years (120 months).
Contract & Timeline
- Type: Solicitation (resultant award will be bilateral)
- Set-Aside: Total Small Business
- Response Due: May 4, 2026, 8:30 PM EDT
- Published: April 2, 2026
Evaluation
NAVSUP WSS Mechanicsburg will consider past performance in the evaluation of offers in accordance with FAR 13.106(a)(2). Offerors must demonstrate prior approval as a supplier or provide data proving qualification to produce the required item.
Additional Notes
- This requirement is pursuant to Emergency Acquisition Flexibilities (EAF).
- Any contract awarded will be DO certified for national defense under the Defense Priorities and Allocations System (DPAS).
- Access to drawings, if included, must be requested on the SAM.gov solicitation page, followed by an email to the Point of Contact.
- Production Lot Testing (PLT) is required.
- Certification Data Reports via DD Form 250 are required for each lot shipped for Verification Inspection, due 75 days prior to the contractual delivery date.