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, has issued a solicitation for Annular Ball Bearings (P/N M17931-G074). An amendment clarifies that the National Stock Number (NSN) 3HD 3110 010542626NT item is now determined to be a commercial item. This requirement is pursuant to Emergency Acquisition Flexibilities (EAF) and will result in a bilaterally accepted award. Proposals are due by February 23, 2026.
Scope of Work
This opportunity requires the manufacture and supply of BEARING,BALL,ANNULA, specifically P/N M17931-G074. The bearings must adhere to MIL-B-17931 Military Specification for 'Bearings, Ball, Annular, For Quiet Operation,' including Revision E and specified modifications (Appendices I-IV, Attachments A-D of SPCC FORM 4250/7, and ACN-MIL-B-17931). Key requirements include:
- Mercury-Free: Materials must be free from metallic mercury and contamination for use on submarines/surface ships.
- Qualified Products List (QPL): Components must be manufactured by a Government QPL supplier.
- Marking: In accordance with MIL-B-17931E (paragraph 3.7) and Mil-Std 129.
- Shelf Life: Code X (extendable, 60 months), with MIL-B-17931E bearings labeled for 10 years (120 months).
Contract & Timeline
- Type: Solicitation (implies Firm Fixed-Price)
- Set-Aside: Total Small Business
- Response Due: February 23, 2026, at 20:30 UTC
- Published: February 10, 2026
- Option: The Government may exercise an option for increased quantity (up to 180 days after award), with pricing requested for this provision.
- DPAS: Any resultant contract will be DO certified for national defense under the Defense Priorities and Allocations System (DPAS).
Key Requirements & Evaluation
- Source Control: Only Government-approved sources will be considered. Prospective contractors must demonstrate prior approval or provide data for evaluation to the Procurement Contracting Officer (PCO) to become an approved source. Qualification and testing (QTP-MIL-B-17931) are extensive and time-consuming.
- Quality Assurance: Contractors must maintain an inspection/quality system compliant with MIL-I-45208 or ISO 9001/9002. This includes contractor-performed Quality Conformance Inspection (nondestructive, per SPCC FORM 4250/7 and MIL-STD-105) and Government-performed Production Lot Testing/Verification Inspection at the Naval Surface Warfare Center, Carderock Division.
- Reporting: Certification Data Reports must be submitted via DD Form 250 for each lot shipped for Verification Inspection, 75 days prior to the contractual delivery date. Quality Conformance Inspection/Test Reports are required per DD Form 1423.
- Past Performance: NAVSUP WSS Mechanicsburg will consider past performance in the evaluation of offers (IAW FAR 13.106(a)(2)).
- Configuration Control: Adherence to MIL-STD-973, Paragraph 5.4.8 for Engineering Change Proposals, Deviations, and Waivers.
Contact Information
For inquiries, contact Abigail Hurlbut at ABIGAIL.R.HURLBUT.CIV@US.NAVY.MIL or 717-605-6805. Access to drawings, if included, requires a request on SAM.gov followed by an email to the POC.