The Seal Ring,metal, cataloged under National Stock Number 5330-01-382-7422, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-382-7422 |
| Item Name | Seal Ring,metal |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Material Document and Classification | B11G21A, 03502 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | PLAIN RECTANGULAR, STRAIGHT FACE |
| Joint Style | VERTICAL JOINT |
| Inside Diameter | 6.731 INCHES MINIMUM AND 6.734 INCHES MAXIMUM IN |
| Radial Wall Thickness | 1.4910 INCHES MINIMUM AND 1.4940 INCHES MAXIMUM IN |
| Ring Style | CONTRACTING CONCENTRIC |
| Material | NICKEL ALLOY OVERALL |
| Metallic Hardness Rating | 50.0 MINIMUM ROCKWELL A |
| 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 |
|---|---|
| 57B851 PART NO. 12 | 3/9 Design control — primary reference General Electric Co Naval and Drive Turbine Systems Dept |
| 57B851-12 | 5/9 Secondary reference General Electric Co Naval and Drive Turbine Systems Dept |
NSN 5330-01-382-7422 is a Seal Ring,metal, classified under FSC 5330, Packing and Gasket Materials. Status: active.
Key specifications for 5330-01-382-7422: Overall Width: 0.7480 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN; Material Document and Classification: B11G21A, 03502 MFR REF SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: PLAIN RECTANGULAR, STRAIGHT FACE; Joint Style: VERTICAL JOINT. 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.