The Insulator,washer, cataloged under National Stock Number 5970-00-504-7439, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5970-00-504-7439 |
| Primary Part Number | 1798-1251 |
| Item Name | Insulator,washer |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Style Designator | ROUND, FLAT |
| Outside Diameter | 0.562 INCHES NOMINAL IN |
| Inside Diameter | 0.312 INCHES NOMINAL IN |
| Material | OVERALL GLASS CLOTH,SILICONE RUBBER-3032-71643 |
| 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 |
|---|---|
| 1798-1251 PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
| 1046339 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 1798-1251 | 5/9 Secondary reference Raytheon Company Div Corp |
NSN 5970-00-504-7439 is a Insulator,washer, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-00-504-7439 has 2 manufacturer part numbers on file: 1798-1251 (Raytheon Company Dba Raytheon Co), 1046339 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 1798-1251: Overall Height: 0.031 INCHES NOMINAL IN; Style Designator: ROUND, FLAT; Outside Diameter: 0.562 INCHES NOMINAL IN; Inside Diameter: 0.312 INCHES NOMINAL IN. 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.