The Connector,receptacle,electrical, cataloged under National Stock Number 5935-01-007-5709, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lockheed Martin Librascope Corporation. Government technical data includes 29 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5935-01-007-5709 |
| Primary Part Number | L520010628 |
| Item Name | Connector,receptacle,electrical |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Lockheed Martin Librascope Corporation |
| Status | ACTIVE |
| Contact Maximum Current Rating in Amps | 22.0 SINGLE MATING END SINGLE CONTACT GROUPING |
| Shell Type | SOLID |
| Body Style | STRAIGHT SHAPE THREADED |
| Terminal Type | CRIMP SINGLE MATING END SINGLE CONTACT GROUPING |
| Bushing Accommodation Hole Shape | ROUND |
| Overall Diameter | 1.943 INCHES NOMINAL IN |
| Mating End Quantity | 1 |
| Precious Material | GOLD |
| Contact Position Arrangement Style | 22-14 SINGLE MATING END |
| Shell Surface Treatment | CADMIUM |
| Insert Position in Deg | 0.0 |
| Precious Material and Weight | 0.019 GOLD GRAINS, TROY |
| Terminal Location | BACK SINGLE MATING END SINGLE CONTACT GROUPING |
| Included Contact Quantity | 19 SINGLE MATING END SINGLE CONTACT GROUPING |
| Shell Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE |
| Thread Direction | RIGHT-HAND |
| Mounting Facility Thickness | 0.128 INCHES MAXIMUM IN |
| Nominal Thread Size | 1.000 INCHES IN |
| Included Contact Type | ROUND SOCKET SINGLE MATING END SINGLE CONTACT GROUPING |
| Contact Maximum AC Voltage Rating in Volts | 500.0 SINGLE MATING END SINGLE CONTACT GROUPING |
| Polarization Method | KEYWAY OR MULTIPLE KEYWAY |
| Environmental Protection | MOISTURE PROOF AND SALT WATER RESISTANT AND VIBRATION RESISTANT |
| Precious Material and Location | CONTACT SURFACES GOLD |
| Distance From Mounting Shoulder to Front Face | 0.966 INCHES NOMINAL IN |
| Contact Removability | REMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING |
| Thread Class | 2A A |
| Contact Surface Treatment | GOLD SINGLE MATING END SINGLE CONTACT GROUPING |
| 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 | X |
| Part Number | Manufacturer |
|---|---|
| L520010628 PRIMARY | Lockheed Martin Librascope Corporation (USA) |
| Reference | Meaning |
|---|---|
| MS3404D22-4B | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5935-01-007-5709 is a Connector,receptacle,electrical, manufactured by Lockheed Martin Librascope Corporation, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-007-5709 has 1 manufacturer part number on file: L520010628 (Lockheed Martin Librascope Corporation).
Key specifications for L520010628: Contact Maximum Current Rating in Amps: 22.0 SINGLE MATING END SINGLE CONTACT GROUPING; Shell Type: SOLID; Body Style: STRAIGHT SHAPE THREADED; Terminal Type: CRIMP SINGLE MATING END SINGLE CONTACT GROUPING. 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.