The Gasket, cataloged under National Stock Number 5330-01-123-7053, 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 13 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-123-7053 |
| Primary Part Number | 1856392 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.031 INCHES NOMINAL IN |
| Inside Corner Radius | 0.250 INCHES NOMINAL IN |
| Hardness Rating | 35.0 SHORE DUROMETER A MINIMUM AND 45.0 SHORE DUROMETER A MAXIMUM OVERALL |
| Style Designator | NON-CIRCULAR |
| Material Document and Classification | MIL-R-6855 CL 4 GR 40 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Aperture Width | 5.630 INCHES NOMINAL IN |
| Aperture Length | 5.880 INCHES NOMINAL IN |
| Bolt Hole Quantity | 8 |
| Outside Edge to Bolt Hole Center Distance Along Length | 0.280 INCHES NOMINAL IN |
| Material | RUBBER CHLOROPRENE CLASS CR OVERALL |
| Hole Diameter | 0.166 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Outside Edge to Bolt Hole Center Distance Along Width | 0.280 INCHES NOMINAL 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 |
|---|---|
| 1856392 PRIMARY | Northrop Grumman Systems Corporation (USA) |
NSN 5330-01-123-7053 is a Gasket, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-123-7053 has 1 manufacturer part number on file: 1856392 (Northrop Grumman Systems Corporation).
1 possible match (shared part number, not a government interchangeability claim): 5365-01-665-8576. Verify interchangeability with system specifications before substitution.
Key specifications for 1856392: Cross-Sectional Thickness: 0.031 INCHES NOMINAL IN; Inside Corner Radius: 0.250 INCHES NOMINAL IN; Hardness Rating: 35.0 SHORE DUROMETER A MINIMUM AND 45.0 SHORE DUROMETER A MAXIMUM OVERALL; Style Designator: NON-CIRCULAR. 13 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.