The O-Ring, cataloged under National Stock Number 5331-01-312-6971, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Amz Alabama Inc.. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Bae Systems Hagglunds Aktiebolag (CAGE AC90N); Hagglunds Vehicle Gmbh (CAGE C8716); Amz Alabama Inc. (CAGE 076M6) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-312-6971 |
| Primary Part Number | 453-8742-675 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Amz Alabama Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 453 8742-675 | Bae Systems Hagglunds Aktiebolag (SWE) |
| 453 8742-675 | Hagglunds Vehicle Gmbh (DEU) |
| 453-8742-675 PRIMARY | Amz Alabama Inc. (USA) |
| Reference | Meaning |
|---|---|
| 94273-991 | 3/9 Design control — primary reference U.s. Defense Services, Inc. Dba Usds |
| 014 997 84 48 | 5/9 Secondary reference Din Deutsches Institut Fur Normung Ev |
| 453 8742-675 | 5/9 Secondary reference Bae Systems Hagglunds Ab |
NSN 5331-01-312-6971 is a O-Ring, manufactured by Amz Alabama Inc., classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-312-6971 has 3 manufacturer part numbers on file: 453 8742-675 (Bae Systems Hagglunds Aktiebolag), 453 8742-675 (Hagglunds Vehicle Gmbh), 453-8742-675 (Amz Alabama Inc.).
No hazard code in the DLA record (HMIC N). 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.