The Gasket, cataloged under National Stock Number 5330-01-127-8577, 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 11 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-127-8577 |
| Primary Part Number | 5216403 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN |
| Hardness Rating | 60.0 SHORE DUROMETER A MINIMUM AND 70.0 SHORE DUROMETER A MAXIMUM OVERALL |
| Style Designator | CIRCULAR |
| Material Document and Classification | MIL-G-1149 TY 2 CL 2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Outside Diameter | 9.500 INCHES NOMINAL IN |
| Aperture Diameter | 7.380 INCHES NOMINAL IN |
| Bolt Hole Quantity | 8 |
| Bolt Circle Diameter | 8.620 INCHES NOMINAL IN |
| Material | RUBBER BUTADIENE-STYRENE CLASS SBR OVERALL |
| Hole Diameter | 0.310 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 |
|---|---|
| 5216403 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5330-01-127-8577 is a Gasket, manufactured by Naval Sea Systems Command, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-127-8577 has 1 manufacturer part number on file: 5216403 (Naval Sea Systems Command).
Key specifications for 5216403: Cross-Sectional Thickness: 0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN; Hardness Rating: 60.0 SHORE DUROMETER A MINIMUM AND 70.0 SHORE DUROMETER A MAXIMUM OVERALL; Style Designator: CIRCULAR; Material Document and Classification: MIL-G-1149 TY 2 CL 2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 11 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.