The Insulator,washer, cataloged under National Stock Number 5970-01-274-2437, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5970-01-274-2437 |
| Primary Part Number | 2915939-1 |
| Item Name | Insulator,washer |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Surface Treatment and Location | OVERALL ANODIZE MIL-A-8625,TYPE III,CLASS 1 |
| Style Designator | ROUND, FLAT |
| Material Document and Classification | QQ-A-250/8E FED SPEC SINGLE MATERIAL RESPONSE OR ASTM B209-72A, ALLOY 5052, H34 ASSN STD SINGLE MATERIAL RESPONSE OVERALL A |
| Outside Diameter | 0.850 INCHES NOMINAL IN |
| Inside Diameter | 0.328 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 5052 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 |
|---|---|
| 2915939-1 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 5970-01-274-2437 is a Insulator,washer, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-01-274-2437 has 1 manufacturer part number on file: 2915939-1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 2915939-1: Overall Height: 0.023 INCHES NOMINAL IN; Surface Treatment and Location: OVERALL ANODIZE MIL-A-8625,TYPE III,CLASS 1; Style Designator: ROUND, FLAT; Material Document and Classification: QQ-A-250/8E FED SPEC SINGLE MATERIAL RESPONSE OR ASTM B209-72A, ALLOY 5052, H34 ASSN STD SINGLE MATERIAL RESPONSE OVERALL A. 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.