The Gasket, cataloged under National Stock Number 5330-01-058-4590, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-058-4590 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-S-365 TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Cross-Sectional Thickness | 0.062 INCHES NOMINAL IN |
| Precious Material | SILVER |
| Style Designator | CIRCULAR |
| Material Document and Classification | AMS 5576 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | METAL |
| Outside Diameter | 0.812 INCHES MINIMUM AND 0.817 INCHES MAXIMUM IN |
| Aperture Diameter | 0.792 INCHES NOMINAL IN |
| Surface Treatment | SILVER OVERALL |
| Material | STEEL COMP 321 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 9044-3 | 5/9 Secondary reference Air Dry Co of America, Llc |
| 02-2-10-00812-S3-P1 | 5/9 Secondary reference Air Dry Co of America, Llc |
| 9044-3 | 3/2 Design control — primary reference U.S. Government activity |
| 5331PL1253758 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5330-01-058-4590 is a Gasket, classified under FSC 5330, Packing and Gasket Materials. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5345-01-258-6658. Verify interchangeability with system specifications before substitution.
Key specifications for 5330-01-058-4590: Surface Treatment Document and Classification: QQ-S-365 TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Cross-Sectional Thickness: 0.062 INCHES NOMINAL IN; Precious Material: SILVER; Style Designator: CIRCULAR. 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.