The Connector,receptacle,electrical, cataloged under National Stock Number 5935-01-341-2278, 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 29 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5935-01-341-2278 |
| Primary Part Number | 1250-2040 |
| Item Name | Connector,receptacle,electrical |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Contact Maximum Current Rating in Amps | 1.0 SINGLE MATING END SINGLE CONTACT GROUPING |
| Connector Locking Method | EXTERNALLY THREADED SHELL |
| Shell Type | SOLID |
| Body Style | ANGLE SHAPE, EXTERNAL COUPLING |
| Terminal Type | SOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING |
| Contact Material | COPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 0.375 INCHES NOMINAL IN |
| Mating End Quantity | 1 |
| Precious Material | GOLD |
| Contact Position Arrangement Style | SMA SINGLE MATING END |
| Shell Surface Treatment | GOLD |
| Unthreaded Mounting Hole Diameter | 0.093 INCHES NOMINAL IN |
| Precious Material and Weight | 0.101 GOLD GRAINS, TROY |
| Distance From Mounting Shoulder to Rear Face | 0.078 INCHES NOMINAL IN |
| Terminal Location | SIDE SINGLE MATING END SINGLE CONTACT GROUPING |
| Flange Length | 0.500 INCHES NOMINAL IN |
| Included Contact Quantity | 1 SINGLE MATING END SINGLE CONTACT GROUPING |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Included Contact Type | COAXIAL SOCKET SINGLE MATING END SINGLE CONTACT GROUPING |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Width | 0.375 INCHES NOMINAL IN |
| Precious Material and Location | CONTACT AND SHELL SURFACES GOLD |
| Contact Removability | NONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 36 |
| Contact Surface Treatment | GOLD SINGLE MATING END SINGLE CONTACT GROUPING |
| Threaded Device Type | COUPLING FACILITY |
| Thread Series Designator | UNS |
| Contact Maximum DC Voltage Rating in Volts | 28.0 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 |
|---|---|
| 28SMA-50-0-1 | Huber + Suhner Gmbh (DEU) |
| 1250-2040 PRIMARY | Keysight Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| 28SMA-50-0-1 | 5/9 Secondary reference Huber and Suhner Ltd |
| 1250-2040 | 3/9 Design control — primary reference Keysight Technologies, Inc. |
| 1250-2040 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
NSN 5935-01-341-2278 is a Connector,receptacle,electrical, manufactured by Keysight Technologies Inc, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-341-2278 has 2 manufacturer part numbers on file: 28SMA-50-0-1 (Huber + Suhner Gmbh), 1250-2040 (Keysight Technologies Inc).
Key specifications for 1250-2040: Contact Maximum Current Rating in Amps: 1.0 SINGLE MATING END SINGLE CONTACT GROUPING; Connector Locking Method: EXTERNALLY THREADED SHELL; Shell Type: SOLID; Body Style: ANGLE SHAPE, EXTERNAL COUPLING. 29 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.