The Insulator,bushing, cataloged under National Stock Number 5970-01-166-1955, is classified within Federal Supply Class 5970 (Electrical Insulators and Insulating Materials) of the Electrical and Electronic Equipment Components group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5970-01-166-1955 |
| Item Name | Insulator,bushing |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Status | ACTIVE |
| Surface Treatment and Location | OVERALL ANODIZED, MIL-A-8625, TYPE II, CLASS 1 |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | ALUMINUM ALLOY 6061, T6 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.500 INCHES NOMINAL IN |
| Inside Diameter | 0.203 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 6061 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 |
|---|---|
| 65715 | 3/2 Design control — primary reference U.S. Government activity |
| 65715 | 5/9 Secondary reference U.S. Government activity |
NSN 5970-01-166-1955 is a Insulator,bushing, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5306-01-406-8223. Verify interchangeability with system specifications before substitution.
Key specifications for 5970-01-166-1955: Overall Height: 1.224 INCHES MINIMUM AND 1.228 INCHES MAXIMUM IN; Surface Treatment and Location: OVERALL ANODIZED, MIL-A-8625, TYPE II, CLASS 1; Style Designator: CYLINDRICAL; Material Document and Classification: ALUMINUM ALLOY 6061, T6 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 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.