The Insulator,washer, cataloged under National Stock Number 5970-01-288-9571, 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 L3harris Mas Inc Div L3harris Mas 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5970-01-288-9571 |
| Primary Part Number | 8597401-024 |
| Item Name | Insulator,washer |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | L3harris Mas Inc Div L3harris Mas Inc. |
| Status | ACTIVE |
| Style Designator | ROUND, FLAT |
| Outside Diameter | 0.624 INCHES MINIMUM AND 0.626 INCHES MAXIMUM IN |
| Inside Diameter | 0.190 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN |
| Material | MICA 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 |
|---|---|
| 8597401-024 | L3harris Mas Inc Div L3harris Mas Inc. (CAN) |
| Reference | Meaning |
|---|---|
| 8597401-024 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5970-01-288-9571 is a Insulator,washer, manufactured by L3harris Mas Inc Div L3harris Mas Inc., classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-01-288-9571 has 1 manufacturer part number on file: 8597401-024 (L3harris Mas Inc Div L3harris Mas Inc.).
Key specifications for 8597401-024: Overall Height: 0.004 INCHES MINIMUM AND 0.008 INCHES MAXIMUM IN; Style Designator: ROUND, FLAT; Outside Diameter: 0.624 INCHES MINIMUM AND 0.626 INCHES MAXIMUM IN; Inside Diameter: 0.190 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN. 4 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.