The Connector,plug,electrical, cataloged under National Stock Number 5935-01-034-4289, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Tyco Electronics Corp. Government technical data includes 28 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5935-01-034-4289 |
| Primary Part Number | 521-3 |
| Item Name | Connector,plug,electrical |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Tyco Electronics Corp |
| Status | ACTIVE |
| Connector Locking Method | INTERNALLY THREADED COUPLING NUT |
| Shell Type | SOLID |
| Body Style | ANGLE, SHAPE, INTERNAL COUPLING |
| Terminal Type | SOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING |
| Contact Material | COPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING |
| Overall Diameter | 0.312 INCHES NOMINAL IN |
| Mating End Quantity | 1 |
| Precious Material | GOLD |
| Contact Position Arrangement Style | OSM SINGLE MATING END |
| Precious Material and Weight | 0.005 GOLD GRAINS, TROY |
| Shell Material Document and Classification | QQ-S-764,COND A,CL 303 FED SPEC SINGLE MATERIAL RESPONSE |
| Terminal Location | BACK SINGLE MATING END SINGLE CONTACT GROUPING |
| 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 PIN SINGLE MATING END SINGLE CONTACT GROUPING |
| Contact Maximum AC Voltage Rating in Volts | 500.0 SINGLE MATING END SINGLE CONTACT GROUPING |
| Contact Surface Treatment Document and Classification | MIL-G-45204,TY 1,GRADE C,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING |
| Connector Cable Strain Relief Method | COMPRESSION NUT |
| Environmental Protection | VIBRATION RESISTANT AND SHOCK RESISTANT AND CORROSION RESISTANT |
| Precious Material and Location | CONTACT SURFACE GOLD |
| Contact Removability | NONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING |
| Thread Class | 2B |
| Contact Material Document and Classification | QQ-C-530,1/2 HARD FED SPEC SINGLE MATERIAL RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING |
| Thread Quantity Per Inch | 36 |
| Contact Surface Treatment | GOLD SINGLE MATING END SINGLE CONTACT GROUPING |
| Threaded Device Type | COUPLING FACILITY |
| Thread Series Designator | UNS |
| 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 |
|---|---|
| 521-3 PRIMARY | Tyco Electronics Corp (USA) |
| 010-005127 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA) |
NSN 5935-01-034-4289 is a Connector,plug,electrical, manufactured by Tyco Electronics Corp, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-034-4289 has 2 manufacturer part numbers on file: 521-3 (Tyco Electronics Corp), 010-005127 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple).
Key specifications for 521-3: Overall Height: 0.675 INCHES NOMINAL IN; Connector Locking Method: INTERNALLY THREADED COUPLING NUT; Shell Type: SOLID; Body Style: ANGLE, SHAPE, INTERNAL COUPLING. 28 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.