The Gasket, cataloged under National Stock Number 5330-01-007-1641, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Support Services Corp. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-007-1641 |
| Primary Part Number | 137C356H01 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Northrop Grumman Support Services Corp |
| Status | ACTIVE |
| Hardness Rating | 45.0 SHORE DUROMETER A MINIMUM AND 55.0 SHORE DUROMETER A MAXIMUM OVERALL |
| Material Document and Classification | MIL-STD-417,GR SC515A1 MIL STD SINGLE MATERIAL RESPONSE OVERALL |
| Aperture Width | 3.680 INCHES MAXIMUM IN |
| Aperture Length | 3.750 INCHES MAXIMUM IN |
| Bolt Hole Quantity | 8 |
| Material | RUBBER CHLOROPRENE CLASS CR OVERALL |
| Hole Diameter | 0.250 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 |
|---|---|
| 137C356H01 PRIMARY | Northrop Grumman Support Services Corp (USA) |
| Reference | Meaning |
|---|---|
| 137C356H01 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5330-01-007-1641 is a Gasket, manufactured by Northrop Grumman Support Services Corp, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-007-1641 has 1 manufacturer part number on file: 137C356H01 (Northrop Grumman Support Services Corp).
Key specifications for 137C356H01: Hardness Rating: 45.0 SHORE DUROMETER A MINIMUM AND 55.0 SHORE DUROMETER A MAXIMUM OVERALL; Material Document and Classification: MIL-STD-417,GR SC515A1 MIL STD SINGLE MATERIAL RESPONSE OVERALL; Overall Length: 5.000 INCHES MAXIMUM IN; Overall Width: 4.880 INCHES MAXIMUM IN. 7 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.