The Insulator,washer, cataloged under National Stock Number 5970-01-144-1291, 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 Prestolite Electric Inc. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Insulator,washer |
| FSC / FSG | 5970 — Electrical Insulators and Insulating Materials (FSG 59) |
| Manufacturers | Prestolite Electric Inc (CAGE 24975) |
| Parameter | Value |
|---|---|
| NSN | 5970-01-144-1291 |
| Primary Part Number | 7983 |
| Item Name | Insulator,washer |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Prestolite Electric Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 7983 PRIMARY | Prestolite Electric Inc (USA) |
| Reference | Meaning |
|---|---|
| 7983 | 5/9 Secondary reference Prestolite Electric Inc |
| Z082007983 | 5/9 Secondary reference Prestolite Electric Inc |
NSN 5970-01-144-1291 is a Insulator,washer, manufactured by Prestolite Electric Inc, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-01-144-1291 has 1 manufacturer part number on file: 7983 (Prestolite Electric Inc).
2 possible matches (shared part number, not a government interchangeability claim): 9330-01-510-2688, 5985-01-585-7517. Verify interchangeability with system specifications before substitution.
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.