The Packing,preformed, cataloged under National Stock Number 5330-00-054-6957, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Army Weapons Command Attn Amswe-Ree-S. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-054-6957 |
| Primary Part Number | 546957 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Army Weapons Command Attn Amswe-Ree-S |
| Status | ACTIVE |
| Cross-Sectional Height | 0.125 INCHES NOMINAL IN |
| Hardness Rating | 88.0 SHORE DUROMETER A NOMINAL OVERALL |
| Cross-Sectional Shape Style | O-RING |
| Center Hole Diameter | 2.875 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 546957 | Army Weapons Command Attn Amswe-Ree-S (USA) |
NSN 5330-00-054-6957 is a Packing,preformed, manufactured by Army Weapons Command Attn Amswe-Ree-S, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-054-6957 has 1 manufacturer part number on file: 546957 (Army Weapons Command Attn Amswe-Ree-S).
1 possible match (shared part number, not a government interchangeability claim): 5315-01-333-4114. Verify interchangeability with system specifications before substitution.
Key specifications for 546957: Cross-Sectional Height: 0.125 INCHES NOMINAL IN; Hardness Rating: 88.0 SHORE DUROMETER A NOMINAL OVERALL; Cross-Sectional Shape Style: O-RING; Center Hole Diameter: 2.875 INCHES NOMINAL IN. 5 specifications are documented in the U.S. Government catalog.
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.