The Insulator,bushing, cataloged under National Stock Number 5970-00-280-8906, 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 Raytheon Company Dba Raytheon Co. Government technical data includes 8 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5970-00-280-8906 |
| Primary Part Number | A1478B |
| Item Name | Insulator,bushing |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Width Across Flats | 0.312 INCHES NOMINAL IN |
| Shank Height | 0.025 INCHES NOMINAL IN |
| First Hole Diameter | 0.070 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Outside Diameter | 0.562 INCHES NOMINAL IN |
| Second Hole Diameter | 0.147 INCHES NOMINAL IN |
| Shank Outside Diameter | 0.438 INCHES NOMINAL IN |
| First Hole Spacing | 0.125 INCHES NOMINAL IN |
| 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 |
|---|---|
| A1478B PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
NSN 5970-00-280-8906 is a Insulator,bushing, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-00-280-8906 has 1 manufacturer part number on file: A1478B (Raytheon Company Dba Raytheon Co).
Key specifications for A1478B: Overall Height: 0.219 INCHES NOMINAL IN; Width Across Flats: 0.312 INCHES NOMINAL IN; Shank Height: 0.025 INCHES NOMINAL IN; First Hole Diameter: 0.070 INCHES NOMINAL IN. 8 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.