The Gasket, cataloged under National Stock Number 5330-01-124-2997, 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. 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 | 5330-01-124-2997 |
| Primary Part Number | 1856919 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.062 INCHES NOMINAL IN |
| 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 | 5.880 INCHES NOMINAL IN |
| Aperture Length | 6.130 INCHES NOMINAL IN |
| Bolt Hole Quantity | 4 |
| Outside Edge to Bolt Hole Center Distance Along Length | 0.280 INCHES NOMINAL IN |
| Material | RUBBER CHLOROPRENE CLASS CR OVERALL |
| Hole Diameter | 0.228 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 |
|---|---|
| 1856919 PRIMARY | Northrop Grumman Systems Corporation (USA) |
NSN 5330-01-124-2997 is a Gasket, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-124-2997 has 1 manufacturer part number on file: 1856919 (Northrop Grumman Systems Corporation).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-620-4408. Verify interchangeability with system specifications before substitution.
Key specifications for 1856919: Cross-Sectional Thickness: 0.062 INCHES NOMINAL IN; Style Designator: NON-CIRCULAR; Material Document and Classification: MIL-R-6855 CL 4 GR 40 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Overall Length: 7.010 INCHES NOMINAL IN. 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.