The Insulator,bushing, cataloged under National Stock Number 5970-01-364-6904, 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 Bruce Aerospace Inc. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5970-01-364-6904 |
| Primary Part Number | 4201201 |
| Item Name | Insulator,bushing |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Bruce Aerospace Inc |
| Status | ACTIVE |
| Style Designator | CYLINDRICAL |
| Outside Diameter | 0.875 INCHES NOMINAL IN |
| First Counterbore Depth | 0.500 INCHES NOMINAL IN |
| Inside Diameter | 0.200 INCHES NOMINAL IN |
| Material | CERAMIC 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 |
|---|---|
| 4201201 PRIMARY | Bruce Aerospace Inc (USA) |
| Reference | Meaning |
|---|---|
| 980A UNGLAZED | 3/2 Design control — primary reference U.S. Government activity |
NSN 5970-01-364-6904 is a Insulator,bushing, manufactured by Bruce Aerospace Inc, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-01-364-6904 has 1 manufacturer part number on file: 4201201 (Bruce Aerospace Inc).
Key specifications for 4201201: Overall Height: 0.500 INCHES NOMINAL IN; Style Designator: CYLINDRICAL; Outside Diameter: 0.875 INCHES NOMINAL IN; First Counterbore Depth: 0.500 INCHES NOMINAL IN. 5 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.