The Connector Body,receptacle,electr, cataloged under National Stock Number 5935-01-145-4178, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Keysight Technologies Inc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5935-01-145-4178 |
| Primary Part Number | 1251-4639 |
| Item Name | Connector Body,receptacle,electr |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Body Style | RECTANGULAR SHAPE |
| Mating End Quantity | 1 |
| Body Width | 0.740 INCHES NOMINAL IN |
| Insert Material | PLASTIC POLYAMIDE NYLON SINGLE MATING END |
| 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 |
|---|---|
| 03-12-1121 | Molex, Llc (USA) |
| 1251-4639 PRIMARY | Keysight Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| 1251-4639 | 3/9 Design control — primary reference Keysight Technologies, Inc. |
| 1251-4639 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
NSN 5935-01-145-4178 is a Connector Body,receptacle,electr, manufactured by Keysight Technologies Inc, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-145-4178 has 2 manufacturer part numbers on file: 03-12-1121 (Molex, Llc), 1251-4639 (Keysight Technologies Inc).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-579-8260. Verify interchangeability with system specifications before substitution.
Key specifications for 1251-4639: Overall Height: 1.060 INCHES NOMINAL IN; Body Style: RECTANGULAR SHAPE; Mating End Quantity: 1; Body Width: 0.740 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.