# SAM #FD20602700098

Air Force Market Research for B-1B Load Arrestor Cylinder Assembly

**Buyer:** AFSC Pzaac
**Posted:** October 13, 2026
**Respond By:** November 13, 2026
**Identifier:** FD20602700098
**NAICS:** 336413, 333995

The Department of the Air Force is researching potential sources for a safety-critical load arrestor cylinder used in the B-1B ejection system.
- **Government buyer:** Department of the Air Force, Air Force Sustainment Center (AFSC), AFSC/PZAAC Contracting Office at Warner Robins; government contact named: Komkit Seshompo.
- **OEM:** **Collins Aerospace**, identified as the OEM and only known source; the notice also identifies its former name, Universal Propulsion (CAGE 17610).
- **Product requested:** Cylinder Assembly (Load Arrestor), part number 1171-3; NSN 1680-01-181-4175MH. Quantity is not specified.
- **Purpose and requirements:** A military-unique, flight-critical safety item integrated into the B-1B bomber egress system. It provides structural stabilization, energy reduction, and controlled seat retraction.
- **Notable sourcing context:** The Government lacks the technical data package and indicates an intent to procure on a sole-source basis. The research is intended to identify whether other sources have the expertise and capability to qualify and produce the assembly.

### Description

<p><strong><u>PURPOSE/DESCRIPTION&nbsp;</u></strong></p>

<p>The Government is conducting market research to identify potential sources that may possess the expertise, capabilities, and experience to meet the requirements for qualification and production of Cylinder Assembly (Load Arrestor) NSN: 1680-01-181-4175MH, P/N 1171-3.</p>

<p><strong>Noun:&nbsp;</strong>REACTION CYLINDER ASSEMBLY</p>

<p><strong>NSN:&nbsp;</strong>1680-01-181-4175MH</p>

<p><strong>P/N:&nbsp;</strong>1171-3</p>

[View original listing](https://sam.gov/opp/34f20e8684b749ba88982cd44fa9ece9/view)