# DIBBS #SPE4A6-26-T-29KV

Procurement of Cylindrical Roller Bearings and First Article Test Units for DLA Aviation

**Posted:** September 15, 2026
**Respond By:** September 22, 2026
**Identifier:** SPE4A6-26-T-29KV
**NAICS:** 332991

This opportunity from the Defense Logistics Agency (DLA) Aviation ASC Commodities Division seeks cylindrical roller bearings for military applications.
- Government Buyer:
  - Defense Logistics Agency (DLA) Aviation ASC Commodities Division
  - Buyer: Amanda Thomas (Buyer Code DAT0092)
- OEMs and Vendors:
  - SKF USA INC.
  - RTX CORPORATION
  - MPB CORPORATION
- Products Requested:
  - Bearing, Roller, Cylindrical (NSN 3110-00-728-3831)
    - Part numbers: 559597 (SKF USA INC., RTX CORPORATION), 644478 (RTX CORPORATION), 770632 (MPB CORPORATION)
    - Quantity: 19 units
  - First Article Test Requirement
    - Part number: 0001S00000052
    - Quantity: 3 units
- Unique/Notable Requirements:
  - Bearings must comply with SAE AS9100 quality standards
  - Manufactured in the U.S., its outlying areas, or Canada
  - Domestic components must exceed 50% of total cost
  - Marking and packaging per MIL-STD-129 and MIL-DTL-197M
  - First article test units required, delivered within 180 days of contract award
  - No quantity variance allowed; delivery to DLA Distribution Depot Oklahoma, Tinker AFB, OK
  - Technical documentation available for bearing item
  - Sourcing must be from approved manufacturers


### Description

GOVERNMENT FIRST ARTIC (QTY: Qty - See Solicitation, NSN: 0001S00000052, Purchase Request: 7018247746)
BEARING, ROLLER, CYLINDR (QTY: 19, NSN: 3110-00-728-3831, Purchase Request: 7018247746)
  Approved Sources:
  - CAGE: 38443, Part No: 559597, Company: SKF USA INC.
  - CAGE: 77445, Part No: 559597, Company: RTX CORPORATION
  - CAGE: 77445, Part No: 644478, Company: RTX CORPORATION
  - CAGE: 78118, Part No: 770632, Company: MPB CORPORATION
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A626T29KV)