# SAM #SPRTA126R0097

Procurement of 113 Pump Axial Pistons for B-1 Aircraft (Eaton Aerospace LLC Sole Source)

**Buyer:** DLA AVIATION AT OKLAHOMA CITY, OK
**Posted:** September 28, 2026
**Identifier:** SPRTA126R0097
**NAICS:** 336412

This procurement opportunity is for the supply of Pump Axial Pistons for the B-1 aircraft, managed by DLA Weapons Support at Tinker AFB, OK.
- DLA is seeking 113 units of Pump Axial Pistons (NSN 4320011480387HS, Part Number 624371)
  - The required product is manufactured by Eaton Aerospace LLC (CAGE 62983)
  - This is a sole source acquisition due to proprietary data rights and lack of alternative suppliers
- The contract will be firm-fixed-price with no option years
- Market research confirmed no other capable vendors; procurement is justified under 10 U.S.C. 3204(a)(1) for limited sources
- The opportunity is classified under NAICS code 336412 (Aircraft Engine and Engine Parts Manufacturing)
- No additional services are requested; only the specified product is being procured
- Period of performance details are not specified in the available documentation

### Description

<p>PUMP AXIAL PISTONS</p>

[View original listing](https://sam.gov/opp/348520b5a02a4688a37a7b41f84a637d/view)