The Insulator,bushing, cataloged under National Stock Number 5970-01-385-4819, 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 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5970-01-385-4819 |
| Primary Part Number | 146351-9 |
| Item Name | Insulator,bushing |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Outside Diameter | 0.175 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN |
| Inside Diameter | 0.118 INCHES MINIMUM AND 0.122 INCHES MAXIMUM IN |
| End Configuration | BOTH ENDS SQUARED |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE LOCATION NOT OTHERWISE SPECIFIED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5970-01-385-4819 is a Insulator,bushing, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-01-385-4819 has 2 manufacturer part numbers on file: 146351-9 (Raytheon Company), 146351-9 (Raytheon Company Dba Raytheon Co).
1 possible match (shared part number, not a government interchangeability claim): 4810-01-645-7282. Verify interchangeability with system specifications before substitution.
Key specifications for 146351-9: Overall Width: 0.058 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN; Outside Diameter: 0.175 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN; Inside Diameter: 0.118 INCHES MINIMUM AND 0.122 INCHES MAXIMUM IN; End Configuration: BOTH ENDS SQUARED. 4 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.