The Gasket, cataloged under National Stock Number 5330-00-255-4704, 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 Dba Northrop Grumman Systems Corp Div Multiple. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-00-255-4704 |
| Primary Part Number | 83774 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple |
| Status | ACTIVE |
| Temp Rating | -67.0 FAHRENHEIT AND 212.0 FAHRENHEIT DEGF |
| Cross-Sectional Thickness | 0.310 INCHES NOMINAL IN |
| Style Designator | CIRCULAR |
| Material Document and Classification | 670 GR RN12F2 MIL STD ALL MATERIAL RESPONSES OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Outside Diameter | 1.500 INCHES NOMINAL IN |
| Aperture Diameter | 1.000 INCHES NOMINAL IN |
| Material | RUBBER POLYISOPRENE NATURAL CLASS NR OR RUBBER BUTADIENE-STYRENE CLASS SBR OR RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR OR RUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM OR RUBBER POLYISOPRENE SYNTHETIC CLASS IR OVERALL |
| 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 |
|---|---|
| 83774 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA) |
| Reference | Meaning |
|---|---|
| 83774 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Div Es Defensive Systems Division |
NSN 5330-00-255-4704 is a Gasket, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-255-4704 has 1 manufacturer part number on file: 83774 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple).
1 possible match (shared part number, not a government interchangeability claim): 2915-00-453-2815. Verify interchangeability with system specifications before substitution.
Key specifications for 83774: Temp Rating: -67.0 FAHRENHEIT AND 212.0 FAHRENHEIT DEGF; Cross-Sectional Thickness: 0.310 INCHES NOMINAL IN; Style Designator: CIRCULAR; Material Document and Classification: 670 GR RN12F2 MIL STD ALL MATERIAL RESPONSES OVERALL. 8 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.