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 Annular Ball Bearings (NSN: 3HD 3110 015741702NT). This requirement, now determined a commercial item, is set aside for Total Small Businesses. The solicitation was amended to extend the closing date to April 2, 2026.
Scope of Work
This opportunity 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-G067. Key requirements include:
- Source Control: Only Government-approved sources will be considered. New suppliers must undergo prior qualification by the engineering activity, which involves extensive testing and can be time-consuming. Qualification requires adherence to 'QTP-MIL-B-17931'.
- Quality Assurance: Contractors must perform quality conformance inspection and are subject to Government Production Lot Testing (PLT) at the Naval Surface Warfare Center, Carderock Division. An inspection system compliant with MIL-I-45208 or ISO 9001/9002 is required.
- Material Specifications: Bearings must be mercury-free and contain components manufactured by a Government Qualified Products List (QPL) supplier.
- Marking & Packaging: Items must be marked per MIL-DTL-17931F and Mil-Std 129, and packaged according to MIL-STD 2073.
- Delivery: Desired time of delivery for CLIN 0001AA is 180 days.
Contract & Timeline
- Type: Solicitation
- Set-Aside: Total Small Business
- Response Due: April 2, 2026, by 8:30 PM UTC
- Published: March 4, 2026 (latest amendment)
- Delivery: 180 days for CLIN 0001AA
Evaluation
NAVSUP WSS Mechanicsburg will consider past performance in the evaluation of offers, in accordance with FAR 13.106(a)(2). Emphasis is placed on prior qualification as an approved source.
Additional Notes
This requirement is pursuant to Emergency Acquisition Flexibilities (EAF), and the resultant award will be issued bilaterally. Any contract awarded will be DO certified for national defense under the Defense Priorities and Allocations System (DPAS). Offerors needing access to drawings must request it on SAM.gov and then email the Point of Contact. A Certification Data Report via DD Form 250 is required 75 days prior to the contractual delivery date. Shelf life for these bearings is 60 months (extendable), with MIL-B-17931E bearings labeled for 120 months.
Contact: Abigail Hurlbut (ABIGAIL.R.HURLBUT.CIV@US.NAVY.MIL).