The Connector,receptacle,electrical, cataloged under National Stock Number 5935-01-082-1890, 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 17 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5935-01-082-1890 |
| Primary Part Number | 1251-4990 |
| 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 |
| Body Style | RIGHT ANGLE TYPE |
| Terminal Type | TAB, SOLDER LUG SINGLE MATING END SINGLE CONTACT GROUPING |
| Contact Material | COPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING |
| Mating End Quantity | 1 |
| Precious Material | GOLD |
| Contact Position Arrangement Style | 1 ROW OF CONTACTS NON-INSERTED BOARD SINGLE MATING END |
| Body Height | 0.100 INCHES NOMINAL IN |
| Precious Material and Weight | 0.002 GOLD GRAINS, TROY |
| Terminal Location | SIDE SINGLE MATING END SINGLE CONTACT GROUPING |
| Included Contact Quantity | 2 SINGLE MATING END SINGLE CONTACT GROUPING |
| Included Contact Type | FLAT PIN SINGLE MATING END SINGLE CONTACT GROUPING |
| Contact Surface Treatment Document and Classification | MIL-G-45204 MIL SPEC SINGLE TREATMENT RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING |
| Precious Material and Location | CONTACT SURFACES GOLD |
| Contact Removability | NONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING |
| Contact Surface Treatment | GOLD SINGLE MATING END SINGLE CONTACT GROUPING |
| 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 |
|---|---|
| 1251-4990 PRIMARY | Keysight Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| 1251-4990 | 3/9 Design control — primary reference Keysight Technologies, Inc. |
| 61286 | C/1 Advisory reference — outside the item-of-supply concept Thales Defense & Security Inc Dba Thales Communications Inc |
| 65595-102 | 5/9 Secondary reference Fci Usa, Inc Dba Fci Usa Llc Div Fci Usa Llc |
| 1251-4990 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
NSN 5935-01-082-1890 is a Connector,receptacle,electrical, manufactured by Keysight Technologies Inc, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-082-1890 has 1 manufacturer part number on file: 1251-4990 (Keysight Technologies Inc).
3 possible matches (shared part number, not a government interchangeability claim): 4320-01-198-4551, 3040-01-242-9812, 5305-01-645-6939. Verify interchangeability with system specifications before substitution.
Key specifications for 1251-4990: Contact Maximum Current Rating in Amps: 1.0 SINGLE MATING END SINGLE CONTACT GROUPING; Body Style: RIGHT ANGLE TYPE; Terminal Type: TAB, SOLDER LUG SINGLE MATING END SINGLE CONTACT GROUPING; Contact Material: COPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING. 17 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.