The Gasket, cataloged under National Stock Number 5330-00-005-6591, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Corp Electronic Systems Defensive System Div. 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. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-005-6591 |
| Primary Part Number | 301407 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Northrop Grumman Corp Electronic Systems Defensive System Div |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.120 INCHES NOMINAL IN |
| Gage Ring Thickness | 0.086 INCHES MINIMUM AND 0.094 INCHES MAXIMUM IN |
| Maximum Pressure Rating | 15.0 POUNDS PER SQUARE INCH (PSI) LBS |
| Hardness Rating | 70.0 SHORE DUROMETER A NOMINAL OVERALL |
| Material Document and Classification | ZZ-R-765,CLASS 2A,GR 70 FED SPEC SINGLE MATERIAL RESPONSE OVERALL A |
| Cross-Sectional Shape Style | METAL AND SYNTHETIC RUBBER |
| Outside Diameter | 6.610 INCHES MINIMUM AND 6.620 INCHES MAXIMUM IN |
| Aperture Diameter | 5.605 INCHES MINIMUM AND 5.645 INCHES MAXIMUM IN |
| Bolt Circle Diameter | 6.312 INCHES NOMINAL IN |
| Material | RUBBER OVERALL |
| Hole Diameter | 0.186 INCHES MINIMUM AND 0.191 INCHES MAXIMUM 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 |
|---|---|
| 301407 PRIMARY | Northrop Grumman Corp Electronic Systems Defensive System Div (USA) |
NSN 5330-00-005-6591 is a Gasket, manufactured by Northrop Grumman Corp Electronic Systems Defensive System Div, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-005-6591 has 1 manufacturer part number on file: 301407 (Northrop Grumman Corp Electronic Systems Defensive System Div).
2 possible matches (shared part number, not a government interchangeability claim): 1560-00-573-3484, 5331-01-521-7351. Verify interchangeability with system specifications before substitution.
Key specifications for 301407: Cross-Sectional Thickness: 0.120 INCHES NOMINAL IN; Gage Ring Thickness: 0.086 INCHES MINIMUM AND 0.094 INCHES MAXIMUM IN; Maximum Pressure Rating: 15.0 POUNDS PER SQUARE INCH (PSI) LBS; Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL 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.