The Insulator,washer, cataloged under National Stock Number 5970-01-035-4309, 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 American Beryllia Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5970-01-035-4309 |
| Primary Part Number | 004-003241 |
| Item Name | Insulator,washer |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | American Beryllia Inc |
| Status | ACTIVE |
| Style Designator | ROUND, FLAT |
| Outside Diameter | 1.120 INCHES NOMINAL IN |
| Inside Diameter | 0.406 INCHES NOMINAL IN |
| Material | NORTHROP DSD DWG NO.008-011363 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 004-003241 PRIMARY | American Beryllia Inc (USA) |
| Reference | Meaning |
|---|---|
| 004-003241 | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple |
NSN 5970-01-035-4309 is a Insulator,washer, manufactured by American Beryllia Inc, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-01-035-4309 has 1 manufacturer part number on file: 004-003241 (American Beryllia Inc).
Key specifications for 004-003241: Overall Height: 0.062 INCHES NOMINAL IN; Style Designator: ROUND, FLAT; Outside Diameter: 1.120 INCHES NOMINAL IN; Inside Diameter: 0.406 INCHES NOMINAL IN. 4 specifications are documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC Y). 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.