The Insulator,washer, cataloged under National Stock Number 5970-00-175-2809, is classified within Federal Supply Class 5970 (Electrical Insulators and Insulating Materials) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Westinghouse Electric Corp. Government technical data includes 4 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 | 5970-00-175-2809 |
| Primary Part Number | 1176340 |
| Item Name | Insulator,washer |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| Style Designator | ROUND, FLAT |
| Outside Diameter | 1.500 INCHES NOMINAL IN |
| Inside Diameter | 0.750 INCHES NOMINAL IN |
| Material | CERAMIC 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 |
|---|---|
| 1176340 PRIMARY | Westinghouse Electric Corp (USA) |
NSN 5970-00-175-2809 is a Insulator,washer, manufactured by Westinghouse Electric Corp, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-00-175-2809 has 1 manufacturer part number on file: 1176340 (Westinghouse Electric Corp).
1 possible match (shared part number, not a government interchangeability claim): 5331-01-369-6944. Verify interchangeability with system specifications before substitution.
Key specifications for 1176340: Overall Height: 0.344 INCHES NOMINAL IN; Style Designator: ROUND, FLAT; Outside Diameter: 1.500 INCHES NOMINAL IN; Inside Diameter: 0.750 INCHES NOMINAL IN. 4 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.