The Gasket, cataloged under National Stock Number 5330-01-031-1481, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Admiral Filter Company Llc. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-031-1481 |
| Primary Part Number | 201485 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Admiral Filter Company Llc |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.125 INCHES NOMINAL IN |
| Style Designator | CIRCULAR |
| Material Document and Classification | MIL-C-6183 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | CLOTH AND SYNTHETIC RUBBER, NONMETALLIC MATERIAL |
| Outside Diameter | 2.250 INCHES NOMINAL IN |
| Aperture Diameter | 0.406 INCHES NOMINAL IN |
| Bolt Hole Quantity | 3 |
| Bolt Circle Diameter | 1.594 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC AND COTTON OVERALL |
| Hole Diameter | 0.375 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| 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 |
|---|---|
| 201485 PRIMARY | Admiral Filter Company Llc (USA) |
| Reference | Meaning |
|---|---|
| 5330PL1251496 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5330-01-031-1481 is a Gasket, manufactured by Admiral Filter Company Llc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-031-1481 has 1 manufacturer part number on file: 201485 (Admiral Filter Company Llc).
1 possible match (shared part number, not a government interchangeability claim): 7690-01-163-0089. Verify interchangeability with system specifications before substitution.
Key specifications for 201485: Cross-Sectional Thickness: 0.125 INCHES NOMINAL IN; Style Designator: CIRCULAR; Material Document and Classification: MIL-C-6183 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: CLOTH AND SYNTHETIC RUBBER, NONMETALLIC MATERIAL. 10 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.