The Connector,receptacle,electrical, cataloged under National Stock Number 5935-01-043-3478, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Connectec Company, Inc. Dba Connectec Co Inc. Government technical data includes 12 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5935-01-043-3478 |
| Primary Part Number | EIA78-ADI-NRF20 |
| Item Name | Connector,receptacle,electrical |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Connectec Company, Inc. Dba Connectec Co Inc |
| Status | ACTIVE |
| Connector Locking Method | FRICTION |
| Body Style | STRAIGHT SHAPE, EXTERNAL COUPLING |
| Terminal Type | SOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING |
| Overall Diameter | 3.130 INCHES MINIMUM AND 3.370 INCHES MAXIMUM IN |
| Mating End Quantity | 1 |
| Contact Position Arrangement Style | N SINGLE MATING END |
| Terminal Location | BACK SINGLE MATING END SINGLE CONTACT GROUPING |
| Included Contact Quantity | 1 SINGLE MATING END SINGLE CONTACT GROUPING |
| Included Contact Type | COAXIAL SOCKET SINGLE MATING END SINGLE CONTACT GROUPING |
| Contact Maximum AC Voltage Rating in Volts | 500.0 SINGLE MATING END SINGLE CONTACT GROUPING |
| Threaded Device Type | COUPLING FACILITY |
| Radio Frequency Type Contact Characteristic Impedance in Ohms | 50.0 SINGLE MATING END SINGLE CONTACT GROUPING |
| 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 |
|---|---|
| EIA78-ADI-NRF20 PRIMARY | Connectec Company, Inc. Dba Connectec Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 357-7349-070 | 5/9 Secondary reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| D357-7349-070 | 5/2 Secondary reference U.S. Government activity |
| 42374 | 5/9 Secondary reference U.S. Government activity |
| 357-7349-070 | 5/9 Secondary reference Zeltech General Corp |
NSN 5935-01-043-3478 is a Connector,receptacle,electrical, manufactured by Connectec Company, Inc. Dba Connectec Co Inc, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-043-3478 has 1 manufacturer part number on file: EIA78-ADI-NRF20 (Connectec Company, Inc. Dba Connectec Co Inc).
1 possible match (shared part number, not a government interchangeability claim): 3040-01-489-0484. Verify interchangeability with system specifications before substitution.
Key specifications for EIA78-ADI-NRF20: Connector Locking Method: FRICTION; Body Style: STRAIGHT SHAPE, EXTERNAL COUPLING; Terminal Type: SOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING; Overall Diameter: 3.130 INCHES MINIMUM AND 3.370 INCHES MAXIMUM IN. 12 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.