The Seal Ring,metal, cataloged under National Stock Number 5330-00-965-5331, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-965-5331 |
| Item Name | Seal Ring,metal |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Material Document and Classification | MIL-C-15345 ALLOY 7 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 5.500 INCHES NOMINAL IN |
| Joint Style | STEP JOINT |
| Inside Diameter | 3.509 INCHES MINIMUM AND 3.511 INCHES MAXIMUM IN |
| Radial Wall Thickness | 0.8080 INCHES NOMINAL IN |
| Ring Style | EXPANDING CONCENTRIC |
| Material | COPPER ALLOY AND NICKEL 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 |
|---|---|
| CS9655331 | 5/9 Secondary reference Calabrese & Sons, Inc. |
| 502C907PC01 | 5/9 Secondary reference Westinghouse Electric Corp |
| 715J131PC5 | 5/9 Secondary reference U.S. Government activity |
| 715J131PC05 | 5/9 Secondary reference U.S. Government activity |
| 502C909G01 | 3/2 Design control — primary reference U.S. Government activity |
| 502C909A01 | 3/9 Design control — primary reference U.S. Government activity |
| 502C907PC01 | 5/9 Secondary reference U.S. Government activity |
| 715J131PC05 | 5/9 Secondary reference Westinghouse Electric Corp |
NSN 5330-00-965-5331 is a Seal Ring,metal, classified under FSC 5330, Packing and Gasket Materials. Status: active.
Key specifications for 5330-00-965-5331: Overall Width: 0.9690 INCHES NOMINAL IN; Material Document and Classification: MIL-C-15345 ALLOY 7 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 5.500 INCHES NOMINAL IN; Joint Style: STEP JOINT. 7 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.