The Insulator,bushing, cataloged under National Stock Number 5970-00-795-3019, 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 Westinghouse Electric Corp. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5970-00-795-3019 |
| Primary Part Number | 400R666H01 |
| Item Name | Insulator,bushing |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| Screw Thread Diameter and Location | 0.250 MOUNTING FACILITY INCHES NOMINAL |
| Identification Code Color | RED |
| Shank Height | 0.060 INCHES NOMINAL IN |
| First Counterbore Diameter | 0.256 INCHES NOMINAL IN |
| Screw Thread Quantity Per Inch and Location | 28 MOUNTING FACILITY |
| Style Designator | SHOULDER |
| Screw Thread Series Designator and Location | MOUNTING FACILITY UNF |
| Outside Diameter | 0.420 INCHES NOMINAL IN |
| First Counterbore Depth | 0.090 INCHES NOMINAL IN |
| Shank Outside Diameter | 0.313 INCHES NOMINAL IN |
| Inside Diameter | 0.115 INCHES NOMINAL IN |
| Material | PLASTIC, POLYETHYLENE (PP) OVERALL |
| Thread Class and Location | 2B MOUNTING FACILITY |
| 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 |
|---|---|
| 400R666H01 | Westinghouse Electric Corp (USA) |
| Reference | Meaning |
|---|---|
| 400R666H01 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5970-00-795-3019 is a Insulator,bushing, manufactured by Westinghouse Electric Corp, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-00-795-3019 has 1 manufacturer part number on file: 400R666H01 (Westinghouse Electric Corp).
Key specifications for 400R666H01: Screw Thread Diameter and Location: 0.250 MOUNTING FACILITY INCHES NOMINAL; Overall Height: 0.700 INCHES NOMINAL IN; Identification Code Color: RED; Shank Height: 0.060 INCHES NOMINAL IN. 13 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.