The Gasket, cataloged under National Stock Number 5330-01-545-3486, 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 Corporation. 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 | 5330-01-545-3486 |
| Primary Part Number | 177394 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.470 INCHES MINIMUM AND 0.530 INCHES MAXIMUM IN |
| Style Designator | CIRCULAR BEVELED |
| Material Document and Classification | A-A-59588A ASSN STD SINGLE MATERIAL RESPONSE OVERALL A |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Outside Diameter | 4.780 INCHES MINIMUM AND 4.810 INCHES MAXIMUM IN |
| Aperture Width | 2.500 INCHES NOMINAL IN |
| Aperture Length | 3.500 INCHES NOMINAL IN |
| Bolt Hole Quantity | 4 |
| Bolt Circle Diameter | 3.125 INCHES NOMINAL IN |
| Material | SILICONE OVERALL |
| Hole Diameter | 0.235 INCHES MINIMUM AND 0.265 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 |
|---|---|
| 177394 PRIMARY | Northrop Grumman Systems Corporation (USA) |
NSN 5330-01-545-3486 is a Gasket, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-545-3486 has 1 manufacturer part number on file: 177394 (Northrop Grumman Systems Corporation).
Key specifications for 177394: Cross-Sectional Thickness: 0.470 INCHES MINIMUM AND 0.530 INCHES MAXIMUM IN; Style Designator: CIRCULAR BEVELED; Material Document and Classification: A-A-59588A ASSN STD SINGLE MATERIAL RESPONSE OVERALL A; Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION. 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.