The Insulator,bushing, cataloged under National Stock Number 5970-01-157-7655, is classified within Federal Supply Class 5970 (Electrical Insulators and Insulating Materials) of the Electrical and Electronic Equipment Components group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5970-01-157-7655 |
| Item Name | Insulator,bushing |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Status | ACTIVE |
| Countersink Angle in Deg | 45.0 |
| Shank Height | 0.130 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Material Document and Classification | L-P-509, TYPE 4, GRADE G-10 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.500 INCHES NOMINAL IN |
| Countersink Major Diameter | 0.3525 INCHES MINIMUM AND 0.3731 INCHES MAXIMUM IN |
| Shank Outside Diameter | 0.373 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN |
| Inside Diameter | 0.3125 INCHES MINIMUM AND 0.3131 INCHES MAXIMUM IN |
| Material | GLASS AND PLASTIC EPOXY OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 432R744H01 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5970-01-157-7655 is a Insulator,bushing, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
Key specifications for 5970-01-157-7655: Overall Height: 0.160 INCHES NOMINAL IN; Countersink Angle in Deg: 45.0; Shank Height: 0.130 INCHES NOMINAL IN; Style Designator: SHOULDER. 9 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.