The Insulator,bushing, cataloged under National Stock Number 5970-01-025-9587, 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 Keysight Technologies Inc. Government technical data includes 6 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5970-01-025-9587 |
| Primary Part Number | A-5040-0425-ID |
| Item Name | Insulator,bushing |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Identification Code Color | BLACK |
| Style Designator | SHOULDER |
| Outside Diameter | 0.636 INCHES NOMINAL IN |
| Distance From Outside Flatted Portion to Opposite Surface | 0.475 INCHES NOMINAL IN |
| Material | OVERALL 20% GLASS FILLED NYLON |
| Distance From Inside Flatted Portion to Opposite Surface | 0.345 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 |
|---|---|
| 5040-0425 | Keysight Technologies Inc (USA) |
| A-5040-0425-ID PRIMARY | Keysight Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| 5040-0425 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| A-5040-0425-ID | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| 5040-0425 | 5/9 Secondary reference Keysight Technologies, Inc. |
| A-5040-0425-ID | 3/9 Design control — primary reference Keysight Technologies, Inc. |
NSN 5970-01-025-9587 is a Insulator,bushing, manufactured by Keysight Technologies Inc, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-01-025-9587 has 2 manufacturer part numbers on file: 5040-0425 (Keysight Technologies Inc), A-5040-0425-ID (Keysight Technologies Inc).
Key specifications for A-5040-0425-ID: Overall Height: 0.060 INCHES NOMINAL IN; Identification Code Color: BLACK; Style Designator: SHOULDER; Outside Diameter: 0.636 INCHES NOMINAL IN. 6 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.