The Insulator,washer, cataloged under National Stock Number 5970-01-109-3763, 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 Northrop Grumman Systems Corporation Div Marine Systems. Government technical data includes 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5970-01-109-3763 |
| Primary Part Number | 473A015H01 |
| Item Name | Insulator,washer |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Northrop Grumman Systems Corporation Div Marine Systems |
| Status | ACTIVE |
| Material | MICA OVERALL |
| Unable to Decode | UNABLE TO DECODE |
| 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 |
|---|---|
| 473A015H01 PRIMARY | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| Reference | Meaning |
|---|---|
| 473A015H01 | 5/2 Secondary reference U.S. Government activity |
| 473A015H01 | 5/9 Secondary reference Westinghouse Electric Corp Medium AC Motor and Gearing Div |
NSN 5970-01-109-3763 is a Insulator,washer, manufactured by Northrop Grumman Systems Corporation Div Marine Systems, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-01-109-3763 has 1 manufacturer part number on file: 473A015H01 (Northrop Grumman Systems Corporation Div Marine Systems).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-178-5990. Verify interchangeability with system specifications before substitution.
Key specifications for 473A015H01: Material: MICA OVERALL; Unable to Decode: UNABLE TO DECODE. 2 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.