The Seal Ring,metal, cataloged under National Stock Number 5330-01-661-6580, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-661-6580 |
| Item Name | Seal Ring,metal |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Material Document and Classification | AMS 5596 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5589 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 6.365 INCHES NOMINAL IN |
| Inside Diameter | 5.925 INCHES NOMINAL IN |
| Radial Wall Thickness | 0.121 INCHES NOMINAL IN |
| Material | NICKEL ALLOY OVERALL |
| Reference Number Differentiating Characteristics | ITEM IS FAA CERTIFIED |
| 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 |
|---|---|
| 7387-600 | 3/1 Design control — primary reference Eaton Corporation Div Fed |
| 7387-600 | 5/1 Secondary reference Rolls-Royce Plc Naval Marine |
| 13227-600 | 5/1 Secondary reference Eaton Corporation Div Fed |
NSN 5330-01-661-6580 is a Seal Ring,metal, classified under FSC 5330, Packing and Gasket Materials. Status: active.
Key specifications for 5330-01-661-6580: Material Document and Classification: AMS 5596 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5589 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 6.365 INCHES NOMINAL IN; Inside Diameter: 5.925 INCHES NOMINAL IN; Radial Wall Thickness: 0.121 INCHES NOMINAL 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.