# DIBBS #SPE4A6-26-T-33WB

Procurement of Annular Ball Bearings (NSN 3110-01-478-1643) for DLA Aviation

**Posted:** September 21, 2026
**Respond By:** September 28, 2026
**Identifier:** SPE4A6-26-T-33WB
**NAICS:** 332991

DLA Aviation ASC Commodities Division is seeking bids for annular ball bearings (NSN 3110-01-478-1643) for military supply needs.
- Government Buyer:
  - Defense Logistics Agency (DLA) Aviation, ASC Commodities Division
  - Buyer: Kameron Heningburg (Buyer Code: DKH0137)
- OEMs and Approved Sources:
  - New Hampshire Ball Bearings Inc (CAGE 83086)
  - Hamilton Sundstrand Corporation (CAGE 99167)
- Vendors:
  - Only the above OEMs are approved; solicitation is set aside for small businesses
- Products Requested:
  - Annular Ball Bearing
    - NSN: 3110-01-478-1643
    - Part Number: 5910623 (OEMs)
    - Quantity: 32 units
- Unique/Notable Requirements:
  - Over 50% of bearing components must be domestically produced (U.S., outlying areas, or Canada)
  - Strict packaging, inspection, and marking per MIL-STD-2073-1E and MIL-DTL-197M
  - Additive manufacturing items prohibited unless pre-approved
  - Delivery is FOB origin
  - Need ship date and required delivery span approximately 2.5 years

### Description

BEARING, BALL, ANNULAR (QTY: 32, NSN: 3110-01-478-1643, Purchase Request: 7018412018)
  Approved Sources:
  - CAGE: 83086, Part No: 5910623, Company: NEW HAMPSHIRE BALL BEARINGS INC
  - CAGE: 99167, Part No: 5910623, Company: HAMILTON SUNDSTRAND CORPORATION
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A626T33WB)