# DIBBS #SPE4A6-26-T-33WN

Annular Ball Bearings Procurement for DLA Aviation

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

DLA Aviation is seeking offers for the supply of annular ball bearings for aircraft maintenance and logistics.
- Government Buyer:
  - Defense Logistics Agency (DLA) Aviation, ASC Commodities Division, Richmond, VA
  - Buyer: Angela Mills
- OEMs and Vendors:
  - RTX Corporation (OEM)
  - Schaeffler Aerospace USA Corp (OEM)
- Products Requested:
  - Annular ball bearings
    - National Stock Number (NSN): 3110-01-542-1975
    - Part Number: 4502138
    - Quantity: 46 units
- Unique/Notable Requirements:
  - Bearings must be manufactured in the United States or Canada (DFARS compliant sourcing)
  - Approved sources are limited to RTX Corporation and Schaeffler Aerospace USA Corp
  - Delivery is FOB origin with destination inspection
  - Compliance required with cybersecurity, packaging, and hazardous material labeling standards
  - Technical documentation is available for review
  - Strict quality assurance and traceability requirements apply

### Description

BEARING, BALL, ANNULAR (QTY: 46, NSN: 3110-01-542-1975, Purchase Request: 7018412911)
  Approved Sources:
  - CAGE: 55820, Part No: 4502138, Company: RTX CORPORATION
  - CAGE: 70854, Part No: 4502138, Company: SCHAEFFLER AEROSPACE USA CORP
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A626T33WN)