The Insulator,washer, cataloged under National Stock Number 5970-01-494-6942, 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 Lockheed Martin Corporation Div Rms. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5970-01-494-6942 |
| Primary Part Number | 77C959817P002 |
| Item Name | Insulator,washer |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Material Type | THERMOPLASTIC OVERALL |
| Material Form | LAMINATED OVERALL |
| Style Designator | ROUND, FLAT |
| Outside Diameter | 1.500 INCHES NOMINAL IN |
| Inside Diameter | 0.411 INCHES NOMINAL IN |
| Material | PLASTIC 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 |
|---|---|
| 77C959817P002 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
| Reference | Meaning |
|---|---|
| 77C959817 | D/9 Drawing number reference only Lockheed Martin Corporation Div Rms |
NSN 5970-01-494-6942 is a Insulator,washer, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-01-494-6942 has 1 manufacturer part number on file: 77C959817P002 (Lockheed Martin Corporation Div Rms).
Key specifications for 77C959817P002: Overall Height: 0.094 INCHES NOMINAL IN; Material Type: THERMOPLASTIC OVERALL; Material Form: LAMINATED OVERALL; Style Designator: ROUND, FLAT. 6 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.