The Gasket, cataloged under National Stock Number 5330-01-017-3927, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Warren Controls, Inc.. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-017-3927 |
| Primary Part Number | 21204635 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Warren Controls, Inc. |
| Status | ACTIVE |
| Temp Rating | 500.0 FAHRENHEIT DEGF |
| Cross-Sectional Thickness | 0.156 INCHES NOMINAL IN |
| Style Designator | CIRCULAR |
| Material Document and Classification | AMS 3651 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Outside Diameter | 0.990 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN |
| Aperture Diameter | 0.750 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN |
| Material | PLASTIC POLYPROPYLENE 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 |
|---|---|
| 144 ITEM 26 | Wellman Group (GBR) |
| 144/26 | Wellman Group (GBR) |
| X5008/12/144/26 | Wellman Group (GBR) |
| X5008/12/144 ITEM 26 | Wellman Group (GBR) |
| 21204635 PRIMARY | Warren Controls, Inc. (USA) |
| 21204635 | Critical Maritime Systems & Support Limited (GBR) |
| Reference | Meaning |
|---|---|
| ASC1532728 | 5/9 Secondary reference Asc Pty Ltd |
NSN 5330-01-017-3927 is a Gasket, manufactured by Warren Controls, Inc., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-017-3927 has 6 manufacturer part numbers on file: 144 ITEM 26 (Wellman Group), 144/26 (Wellman Group), X5008/12/144/26 (Wellman Group), X5008/12/144 ITEM 26 (Wellman Group), 21204635 (Warren Controls, Inc.) and 1 more.
4 possible matches (shared part number, not a government interchangeability claim): 1220-01-118-8503, 5305-01-359-4789, 5305-01-398-5263. Verify interchangeability with system specifications before substitution.
Key specifications for 21204635: Temp Rating: 500.0 FAHRENHEIT DEGF; Cross-Sectional Thickness: 0.156 INCHES NOMINAL IN; Style Designator: CIRCULAR; Material Document and Classification: AMS 3651 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 8 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.