31--BEARING,BALL,DUPLEX
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 Duplex Ball Bearings (NSN: 3HD 3110 009921013NT). This requirement, now determined a commercial item, is for the manufacture and supply of bearings adhering to MIL-B-17931 Military Specification. The solicitation is a Total Small Business Set-Aside. Proposals are due by February 20, 2026.
Scope of Work
This opportunity covers the manufacture and supply of BEARING,BALL,DUPLEX, specifically Standard Part Number M17931-A026. Key requirements include adherence to MIL-B-17931E and associated modifications detailed in Appendix I-IV, Attachment A-D (SPCC FORM 4250/7), and ACN-MIL-B-17931. The item is on the Qualified Products List (QPL), meaning only items tested and approved per qualification requirements will be accepted. Components must be manufactured by a Government QPL supplier. The material must be mercury-free for use on submarines/surface ships, with strict protocols for any exceptions.
Contract Details
- Type: Solicitation (resultant award will be bilateral)
- Set-Aside: Total Small Business
- Product Service Code: 3110 (Bearings, Antifriction, Unmounted)
- Response Due: February 20, 2026, 8:30 PM EST
- Published: February 10, 2026
- DPAS Rating: DO certified for national defense.
- Option: Includes an option for increased quantity, exercisable 180 days after award. Offerors are requested to submit pricing for this option.
Evaluation Factors
NAVSUP WSS Mechanicsburg will consider past performance in the evaluation of offers, in accordance with FAR 13.106(a)(2). Only sources currently approved by the Government for this item will be considered. New suppliers require extensive qualification processes, which typically cannot delay award.
Key Requirements & Action Items
- Source Control: Offerors must demonstrate prior approval as a supplier or provide data for qualification.
- Quality Assurance: Contractor is responsible for all inspection requirements, maintaining an inspection/quality system (MIL-I-45208 or ISO 9001/9002).
- Testing: Requires Production Lot Testing (PLT) and Government Verification Inspection at Naval Surface Warfare Center, Carderock Division. Certification Data Reports via DD Form 250 are required 75 days prior to contractual delivery.
- Configuration Control: MIL-STD-973 applies for Engineering Change Proposals, Deviations, and Waivers.
- Drawings: Access to drawings must be requested on SAM.gov, followed by an email to the Point of Contact.
- Contact: Abigail Hurlbut at ABIGAIL.R.HURLBUT.CIV@US.NAVY.MIL or 717-605-6805.