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, specifically NAVSUP Weapon Systems Support Mechanicsburg, is soliciting proposals for the manufacture and supply of Duplex Ball Bearings (NSN: 3HD 3110 009910960NT). This requirement is a Total Small Business Set-Aside and is being procured under Emergency Acquisition Flexibilities (EAF). The item has been determined a commercial item.
Scope of Work
The contract requires the manufacture and supply of BEARING,BALL,DUPLEX in accordance with MIL-DTL-17931F Military Specification for 'Bearings, Ball, Annular, For Quiet Operation', with a standard part number M17931-A011. Key requirements include:
- Source Control Item: Only Government-approved sources will be considered. New suppliers must undergo extensive qualification and testing. Offerors must provide proof of prior approval, satisfactory production of similar items, or relevant test data for evaluation.
- Qualified Products List (QPL): The item is on the QPL, and components must be manufactured by a QPL supplier.
- Quality Assurance: Contractor testing and Government Production Lot Test/Verification Inspection are required. The contractor must maintain an inspection/quality system acceptable to the Government, per MIL-I-45208 or ISO 9001/9002.
- Mercury-Free: Materials must be mercury-free for use on submarines/surface ships.
- Packaging: MIL-STD 2073 applies, including specific instructions for matched bearing pairs (Type 131, 133, 134 Class 2) with "MATCHED SET, DO NOT SEPARATE" labeling.
- Shelf Life: Bearings have a shelf life code X (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
- Product Service Code: 3110 (Bearings, Antifriction, Unmounted)
- Response Due: April 13, 2026, at 8:30 PM EDT (as amended)
- Published: March 10, 2026
- Delivery: CLIN 0001AA and 0001AB require delivery within 180 days.
- Option Provision: Includes an option for additional quantity within 180 days after award, for which pricing is requested.
Evaluation
Offers will be evaluated considering past performance in accordance with FAR 13.106(a)(2) and the "EVALUATION-COMMERCIAL PRODUCTS AND COMMERCIAL SERVICES" clause (DEV 2026-O0028).
Additional Notes
This procurement is under Emergency Acquisition Flexibilities (EAF). Access to drawings, if included, must be requested on SAM.gov, followed by an email to the POC. Certification Data Reports via DD Form 250 are required for each lot shipped for Verification Inspection, due 75 days prior to contractual delivery. Contact Abigail Hurlbut at ABIGAIL.R.HURLBUT.CIV@US.NAVY.MIL or 717-605-6805 for questions.