The Gasket, cataloged under National Stock Number 5330-01-481-0916, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-481-0916 |
| Primary Part Number | 593-7516252 PC2 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.120 INCHES NOMINAL IN |
| Style Designator | CIRCULAR |
| Material Document and Classification | ASTM-B-152 060,SOFT ANNEALED TEMPER ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Outside Diameter | 28.630 INCHES NOMINAL IN |
| Aperture Diameter | 26.630 INCHES NOMINAL IN |
| Bolt Hole Quantity | 24 |
| Bolt Circle Diameter | 27.620 INCHES NOMINAL IN |
| Material | COPPER ALLOY 110 OVERALL |
| Hole Diameter | 0.560 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 |
|---|---|
| 593-7516252 PC2 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 743421-2 | 5/9 Secondary reference Naval Sea Systems Command |
| 743421 | D/9 Drawing number reference only Naval Sea Systems Command |
| 593-7433421 PC2 | 5/9 Secondary reference Naval Sea Systems Command |
NSN 5330-01-481-0916 is a Gasket, manufactured by Naval Sea Systems Command, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-481-0916 has 1 manufacturer part number on file: 593-7516252 PC2 (Naval Sea Systems Command).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-481-2426. Verify interchangeability with system specifications before substitution.
Key specifications for 593-7516252 PC2: Cross-Sectional Thickness: 0.120 INCHES NOMINAL IN; Style Designator: CIRCULAR; Material Document and Classification: ASTM-B-152 060,SOFT ANNEALED TEMPER ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION. 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.