The Connector,plug,electrical, cataloged under National Stock Number 5935-00-552-7901, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Amphenol Corp Div Amphenol Aerospace Operations. Government technical data includes 17 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 | 5935-00-552-7901 |
| Primary Part Number | 921051-56 |
| Item Name | Connector,plug,electrical |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Amphenol Corp Div Amphenol Aerospace Operations |
| Status | ACTIVE |
| Contact Maximum Current Rating in Amps | 41.0 SINGLE MATING END SECOND CONTACT GROUPING |
| Contact Maximum Current Rating in Amps | 22.0 SINGLE MATING END FIRST CONTACT GROUPING |
| Overall Diameter | 1.774 INCHES NOMINAL IN |
| Mating End Quantity | 1 |
| Shell Surface Treatment | ANODIZE |
| Included Contact Quantity | 18 SINGLE MATING END SECOND CONTACT GROUPING |
| Included Contact Quantity | 4 SINGLE MATING END FIRST CONTACT GROUPING |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 1.438 INCHES IN |
| Included Contact Type | ROUND PIN SINGLE MATING END ALL CONTACT GROUPINGS |
| Contact Maximum AC Voltage Rating in Volts | 500.0 SINGLE MATING END ALL CONTACT GROUPINGS |
| Contact Removability | NONREMOVABLE SINGLE MATING END ALL CONTACT GROUPINGS |
| Threaded Device Type | BACK SHELL |
| Thread Series Designator | UNEF |
| Contact Maximum DC Voltage Rating in Volts | 700.0 SINGLE MATING END ALL CONTACT GROUPINGS |
| Insert Material | RUBBER SINGLE MATING END |
| Shell Material | ALUMINUM ALLOY |
| 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 |
|---|---|
| 921051-56 PRIMARY | Amphenol Corp Div Amphenol Aerospace Operations (USA) |
| 10-130431-11P PRIMARY | Amphenol Corp Div Amphenol Aerospace Operations (USA) |
NSN 5935-00-552-7901 is a Connector,plug,electrical, manufactured by Amphenol Corp Div Amphenol Aerospace Operations, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-00-552-7901 has 2 manufacturer part numbers on file: 921051-56 (Amphenol Corp Div Amphenol Aerospace Operations), 10-130431-11P (Amphenol Corp Div Amphenol Aerospace Operations).
Key specifications for 921051-56: Contact Maximum Current Rating in Amps: 41.0 SINGLE MATING END SECOND CONTACT GROUPING; Contact Maximum Current Rating in Amps: 22.0 SINGLE MATING END FIRST CONTACT GROUPING; Overall Diameter: 1.774 INCHES NOMINAL IN; Mating End Quantity: 1. 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.