The Connector,receptacle,electrical, cataloged under National Stock Number 5935-01-159-1949, 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 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5935-01-159-1949 |
| Primary Part Number | 1251-4573 |
| Item Name | Connector,receptacle,electrical |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Contact Material | COPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING |
| Mating End Quantity | 1 |
| Included Contact Quantity | 50 SINGLE MATING END SINGLE CONTACT GROUPING |
| Included Contact Type | BIFURCATED SPRING SINGLE MATING END SINGLE CONTACT GROUPING |
| 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 |
|---|---|
| 1251-4573 PRIMARY | Keysight Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| MUPH7055-50STNE | 5/9 Secondary reference Electro-Term, Inc. Dba Electro-Term/hollingsworth - Plant 1 |
| 1251-4573 | 3/9 Design control — primary reference Keysight Technologies, Inc. |
| BS1020XD25PAF | 5/9 Secondary reference Elfab Corp Sub of Augat Inc |
| MUPH7055-50STNE | C/1 Advisory reference — outside the item-of-supply concept Electro-Term, Inc. Dba Electro Term Inc |
| 3VN25/9JNK12 | 5/2 Secondary reference U.S. Government activity |
| 3VN2519JNK12 | 5/9 Secondary reference Cooper Interconnect, Inc. |
| 1251-4573 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| 532630-1 | 5/9 Secondary reference Te Connectivity Corporation |
| 3VN25/9JNK12 | 5/9 Secondary reference Cooper Interconnect, Inc. |
NSN 5935-01-159-1949 is a Connector,receptacle,electrical, manufactured by Keysight Technologies Inc, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-159-1949 has 1 manufacturer part number on file: 1251-4573 (Keysight Technologies Inc).
Key specifications for 1251-4573: Contact Material: COPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING; Mating End Quantity: 1; Included Contact Quantity: 50 SINGLE MATING END SINGLE CONTACT GROUPING; Included Contact Type: BIFURCATED SPRING SINGLE MATING END SINGLE CONTACT GROUPING. 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.