The Gasket, cataloged under National Stock Number 5330-01-441-0021, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Arctic Fox Inc. Government technical data includes 1 specification, 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. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-441-0021 |
| Primary Part Number | A-1682 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Arctic Fox Inc |
| Status | ACTIVE |
| Material | COPPER ALLOY BACKING |
| 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 |
|---|---|
| A-1682 PRIMARY | Arctic Fox Inc (USA) |
NSN 5330-01-441-0021 is a Gasket, manufactured by Arctic Fox Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-441-0021 has 1 manufacturer part number on file: A-1682 (Arctic Fox Inc).
2 possible matches (shared part number, not a government interchangeability claim): 8455-01-528-7713, 8455-01-664-3020. Verify interchangeability with system specifications before substitution.
Key specifications for A-1682: Special Features: 14 MM MM; End Item Identification: SHUT-OFF THERMOSTAT SYSTEM; Material: COPPER ALLOY BACKING. 1 specification is 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.