The Connector,receptacle,electrical, cataloged under National Stock Number 5935-01-219-1779, 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 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5935-01-219-1779 |
| Primary Part Number | 21-299721-202 |
| Item Name | Connector,receptacle,electrical |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Amphenol Corp Div Amphenol Aerospace Operations |
| Status | ACTIVE |
| Connector Locking Method | BAYONET PIN |
| Shell Type | SOLID |
| Body Style | STRAIGHT SHAPE THREADED |
| Terminal Type | SOLDER WELL SINGLE MATING END SECOND CONTACT GROUPING |
| Terminal Type | SOLDER WELL SINGLE MATING END FIRST CONTACT GROUPING |
| Terminal Type | PIN SINGLE MATING END THIRD CONTACT GROUPING |
| Contact Material | NICKEL SINGLE MATING END SECOND CONTACT GROUPING |
| Contact Material | COPPER ALLOY SINGLE MATING END THIRD CONTACT GROUPING |
| Contact Material | NICKEL ALLOY SINGLE MATING END FIRST CONTACT GROUPING |
| Bushing Accommodation Hole Shape | ROUND W/FLAT |
| Overall Diameter | 2.062 INCHES NOMINAL IN |
| Mating End Quantity | 1 |
| Precious Material | GOLD |
| Contact Position Arrangement Style | 21-35 SINGLE MATING END |
| Shell Surface Treatment | CADMIUM |
| Insert Position in Deg | 0.0 |
| Precious Material and Weight | 0.077 GOLD GRAINS, TROY |
| Terminal Location | BACK SINGLE MATING END ALL CONTACT GROUPINGS |
| Included Contact Quantity | 1 SINGLE MATING END SECOND CONTACT GROUPING |
| Included Contact Quantity | 1 SINGLE MATING END FIRST CONTACT GROUPING |
| Included Contact Quantity | 77 SINGLE MATING END THIRD CONTACT GROUPING |
| Thread Direction | RIGHT-HAND |
| Mounting Facility Thickness | 0.062 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Nominal Thread Size | 1.500 INCHES IN |
| Included Contact Type | ROUND PIN SINGLE MATING END ALL CONTACT GROUPINGS |
| Polarization Method | KEYWAY OR MULTIPLE KEYWAY |
| Contact Surface Treatment Document and Classification | MIL-G-45204 MIL SPEC SINGLE TREATMENT RESPONSE SINGLE MATING END THIRD CONTACT GROUPING |
| Environmental Protection | CORROSION RESISTANT AND MOISTURE RESISTANT AND VIBRATION RESISTANT |
| Precious Material and Location | CONTACT SURFACES GOLD |
| 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 |
|---|---|
| 21-299721-202 | Amphenol Corp Div Amphenol Aerospace Operations (USA) |
| Reference | Meaning |
|---|---|
| 2640W55P005 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5935-01-219-1779 is a Connector,receptacle,electrical, manufactured by Amphenol Corp Div Amphenol Aerospace Operations, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-219-1779 has 1 manufacturer part number on file: 21-299721-202 (Amphenol Corp Div Amphenol Aerospace Operations).
Key specifications for 21-299721-202: Connector Locking Method: BAYONET PIN; Shell Type: SOLID; Body Style: STRAIGHT SHAPE THREADED; Terminal Type: SOLDER WELL SINGLE MATING END SECOND 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.