The Sleeve,piston, cataloged under National Stock Number 2530-01-176-9371, is classified within Federal Supply Class 2530 (Vehicular Brake, Steering, Axle, Wheel, and Track Components) of the Vehicular Equipment Components group. The manufacturer of record is Amz Alabama Inc.. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Sleeve,piston |
| FSC / FSG | 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components (FSG 25) |
| Manufacturers | Amz Alabama Inc. (CAGE 076M6); Bae Systems Hagglunds Aktiebolag (CAGE AC90N); Hagglunds Vehicle Gmbh (CAGE C8716) |
| Parameter | Value |
|---|---|
| NSN | 2530-01-176-9371 |
| Primary Part Number | 91170-991 |
| Item Name | Sleeve,piston |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Amz Alabama Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| 91170-991 PRIMARY | Amz Alabama Inc. (USA) |
| 6349889 | Bae Systems Hagglunds Aktiebolag (SWE) |
| 2536222-606 | Bae Systems Hagglunds Aktiebolag (SWE) |
| 253 6222-606 | Hagglunds Vehicle Gmbh (DEU) |
| 2536222-606 PRIMARY | Amz Alabama Inc. (USA) |
| Reference | Meaning |
|---|---|
| 91170-991 | 3/9 Design control — primary reference U.s. Defense Services, Inc. Dba Usds |
| 6349889 | 5/9 Secondary reference Bae Systems Hagglunds Ab |
| 10465789 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 2536222-606 | 5/9 Secondary reference Bae Systems Hagglunds Ab |
| 6349889 | 5/9 Secondary reference Hiab Usa Inc |
NSN 2530-01-176-9371 is a Sleeve,piston, manufactured by Amz Alabama Inc., classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-01-176-9371 has 5 manufacturer part numbers on file: 91170-991 (Amz Alabama Inc.), 6349889 (Bae Systems Hagglunds Aktiebolag), 2536222-606 (Bae Systems Hagglunds Aktiebolag), 253 6222-606 (Hagglunds Vehicle Gmbh), 2536222-606 (Amz Alabama Inc.).
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.