The Seal Ring,metal, cataloged under National Stock Number 5330-00-965-5353, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corp Electronic Sensors and Systems Div. Government technical data includes 6 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-965-5353 |
| Primary Part Number | 502C947H01 |
| Item Name | Seal Ring,metal |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Northrop Grumman Systems Corp Electronic Sensors and Systems Div |
| Status | ACTIVE |
| Material Document and Classification | MIL-C-15345 ALLOY 7 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Joint Style | VERTICAL JOINT |
| Inside Diameter | 5.120 INCHES MINIMUM AND 5.130 INCHES MAXIMUM IN |
| Radial Wall Thickness | 0.8700 INCHES NOMINAL IN |
| Ring Style | CONTRACTING CONCENTRIC |
| Material | COPPER ALLOY 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 |
|---|---|
| 502C947H01 PRIMARY | Northrop Grumman Systems Corp Electronic Sensors and Systems Div (USA) |
| Reference | Meaning |
|---|---|
| 502C947A01 | 5/9 Secondary reference U.S. Government activity |
| 502C947PC1 | 5/9 Secondary reference U.S. Government activity |
| 502C947PC2 | 5/9 Secondary reference U.S. Government activity |
| 635J776PC15 | 5/9 Secondary reference Westinghouse Electric Corp |
| 502C947PC2 | 5/9 Secondary reference Westinghouse Electric Corp |
NSN 5330-00-965-5353 is a Seal Ring,metal, manufactured by Northrop Grumman Systems Corp Electronic Sensors and Systems Div, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-965-5353 has 1 manufacturer part number on file: 502C947H01 (Northrop Grumman Systems Corp Electronic Sensors and Systems Div).
Key specifications for 502C947H01: Overall Width: 0.9690 INCHES NOMINAL IN; Material Document and Classification: MIL-C-15345 ALLOY 7 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Joint Style: VERTICAL JOINT; Inside Diameter: 5.120 INCHES MINIMUM AND 5.130 INCHES MAXIMUM IN. 6 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.