The Seal,plain, cataloged under National Stock Number 5330-01-470-0470, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Raytheon Company Dba Raytheon Co. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-470-0470 |
| Primary Part Number | LEX-7493-1 |
| Item Name | Seal,plain |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Seal Width | 2.000 INCHES NOMINAL IN |
| Hardness Rating | 45.0 SHORE DUROMETER A MINIMUM AND 55.0 SHORE DUROMETER A MAXIMUM OVERALL |
| Housing Bore Diameter | 8.492 INCHES NOMINAL IN |
| Material Document and Classification | ASTM D-2000-86E,TY BC ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | DUAL LIP |
| Accommodated Shaft Diameter | 7.640 INCHES NOMINAL IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL |
| Construction | ONE-PIECE |
| 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 |
|---|---|
| LEX-7493-1 | Raytheon Company (USA) |
| LEX-7493-1 PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
| Reference | Meaning |
|---|---|
| LEX-7493-1 | 5/9 Secondary reference Raytheon Company Div Corp |
| LEX-7493-1 | 5/9 Secondary reference L-3 Communications Integrated Systems L.p. Dba Integrated Systems-Special Support Programs Division Div Sspd: Advanced Technical |
NSN 5330-01-470-0470 is a Seal,plain, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-470-0470 has 2 manufacturer part numbers on file: LEX-7493-1 (Raytheon Company), LEX-7493-1 (Raytheon Company Dba Raytheon Co).
Key specifications for LEX-7493-1: Seal Width: 2.000 INCHES NOMINAL IN; Hardness Rating: 45.0 SHORE DUROMETER A MINIMUM AND 55.0 SHORE DUROMETER A MAXIMUM OVERALL; Housing Bore Diameter: 8.492 INCHES NOMINAL IN; Material Document and Classification: ASTM D-2000-86E,TY BC ASSN STD SINGLE MATERIAL RESPONSE 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.