The Connector,receptacle,electrical, cataloged under National Stock Number 5935-01-327-6428, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Te Connectivity Corporation Dba Raychem Product Division. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5935-01-327-6428 |
| Primary Part Number | DK-621-0051-1S-CS257 |
| Item Name | Connector,receptacle,electrical |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Te Connectivity Corporation Dba Raychem Product Division |
| Status | ACTIVE |
| Contact Maximum Current Rating in Amps | 3.0 SINGLE MATING END SINGLE CONTACT GROUPING |
| Connector Locking Method | BAYONET PIN |
| Shell Type | SOLID |
| Body Style | STRAIGHT SHAPE, EXTERNAL COUPLING |
| Terminal Type | CRIMP SINGLE MATING END SINGLE CONTACT GROUPING |
| Contact Material | COPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING |
| Bushing Accommodation Hole Shape | ROUND W/DOUBLE FLAT |
| Overall Diameter | 0.497 INCHES NOMINAL IN |
| Mating End Quantity | 1 |
| Contact Position Arrangement Style | NONSTD SINGLE MATING END |
| Shell Surface Treatment | TIN |
| Criticality Code Justification | FEAT |
| Shell Material Document and Classification | ASTM B196 ASSN STD SINGLE MATERIAL RESPONSE |
| Terminal Location | BACK SINGLE MATING END SINGLE CONTACT GROUPING |
| Included Contact Quantity | 1 SINGLE MATING END SINGLE CONTACT GROUPING |
| Shell Surface Treatment Document and Classification | MIL-C-26074 MIL SPEC SINGLE TREATMENT RESPONSE |
| Thread Direction | RIGHT-HAND |
| Mounting Facility Thickness | 0.125 INCHES MAXIMUM IN |
| Nominal Thread Size | 0.312 INCHES IN |
| Included Contact Type | TRIAXIAL SOCKET SINGLE MATING END SINGLE CONTACT GROUPING |
| Contact Maximum AC Voltage Rating in Volts | 900.0 SINGLE MATING END SINGLE CONTACT GROUPING |
| Connector Cable Strain Relief Method | CRIMP TYPE AND SHRINKABLE TUBING |
| Distance From Mounting Shoulder to Front Face | 0.712 INCHES MAXIMUM IN |
| Thread Class | 2A A |
| Cable Entrance Diameter | 0.171 INCHES MINIMUM IN |
| Thread Quantity Per Inch | 32 |
| Threaded Device Type | MOUNTING BUSHING |
| Thread Series Designator | UNEF |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 05A053-1S | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| DK-621-0051-1S-CS257 PRIMARY | Te Connectivity Corporation Dba Raychem Product Division (USA) |
| Reference | Meaning |
|---|---|
| DK-621-0051-1S | 5/9 Secondary reference Te Connectivity Corporation Dba Raychem Product Division |
| 05A053-1S | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
NSN 5935-01-327-6428 is a Connector,receptacle,electrical, manufactured by Te Connectivity Corporation Dba Raychem Product Division, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-327-6428 has 2 manufacturer part numbers on file: 05A053-1S (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems), DK-621-0051-1S-CS257 (Te Connectivity Corporation Dba Raychem Product Division).
Key specifications for DK-621-0051-1S-CS257: Contact Maximum Current Rating in Amps: 3.0 SINGLE MATING END SINGLE CONTACT GROUPING; Connector Locking Method: BAYONET PIN; Shell Type: SOLID; Body Style: STRAIGHT SHAPE, EXTERNAL 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.