The Gasket, cataloged under National Stock Number 5330-01-314-3088, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is L-3 Communications Westwood Corporation Dba Nmp Division Div L3 Westwood Corporation. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-314-3088 |
| Primary Part Number | 705897-1 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | L-3 Communications Westwood Corporation Dba Nmp Division Div L3 Westwood Corporation |
| Status | ACTIVE |
| Smallest Bolt Hole Quantity | 12 |
| Cross-Sectional Thickness | 0.125 INCHES NOMINAL IN |
| Largest Bolt Hole Quantity | 4 |
| Hardness Rating | 45.0 SHORE DUROMETER A NOMINAL OVERALL |
| Material Document and Classification | MIL-R-900 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Smallest Bolt Hole Diameter | 0.374 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Aperture Width | 5.500 INCHES NOMINAL IN |
| Aperture Length | 51.500 INCHES NOMINAL IN |
| Center to Center Distance Between Bolt Holes Along Width | 4.000 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Outside Edge to Bolt Hole Center Distance Along Length | 1.250 INCHES NOMINAL IN |
| Largest Bolt Hole Diameter | 0.437 INCHES MINIMUM AND 0.444 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE-STYRENE CLASS SBR OVERALL |
| Outside Edge to Bolt Hole Center Distance Along Width | 1.250 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 |
|---|---|
| 705897-1 PRIMARY | L-3 Communications Westwood Corporation Dba Nmp Division Div L3 Westwood Corporation (USA) |
| Reference | Meaning |
|---|---|
| 705652 PIECE 6 | 5/9 Secondary reference L-3 Communications Westwood Corporation Dba Nmp Division Div L3 Westwood Corporation |
NSN 5330-01-314-3088 is a Gasket, manufactured by L-3 Communications Westwood Corporation Dba Nmp Division Div L3 Westwood Corporation, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-314-3088 has 1 manufacturer part number on file: 705897-1 (L-3 Communications Westwood Corporation Dba Nmp Division Div L3 Westwood Corporation).
1 possible match (shared part number, not a government interchangeability claim): 2590-01-717-2348. Verify interchangeability with system specifications before substitution.
Key specifications for 705897-1: Smallest Bolt Hole Quantity: 12; Cross-Sectional Thickness: 0.125 INCHES NOMINAL IN; Largest Bolt Hole Quantity: 4; Hardness Rating: 45.0 SHORE DUROMETER A NOMINAL OVERALL. 14 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.