The Connector,receptacle,electrical, cataloged under National Stock Number 5935-01-173-2861, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. Government technical data includes 27 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5935-01-173-2861 |
| Primary Part Number | 371-8625-410 |
| Item Name | Connector,receptacle,electrical |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| Status | ACTIVE |
| Contact Maximum Current Rating in Amps | 7.5 SINGLE MATING END SECOND CONTACT GROUPING |
| Contact Maximum Current Rating in Amps | 13.0 SINGLE MATING END FIRST CONTACT GROUPING |
| Connector Locking Method | BAYONET PIN |
| Shell Type | SOLID |
| Body Style | STRAIGHT SHAPE, EXTERNAL COUPLING |
| Terminal Type | PIN SINGLE MATING END ALL CONTACT GROUPINGS |
| Mating End Quantity | 1 |
| Precious Material | GOLD |
| Contact Position Arrangement Style | 20-39 SINGLE MATING END |
| Shell Surface Treatment | CADMIUM |
| Insert Position in Deg | 333.0 |
| Unthreaded Mounting Hole Diameter | 0.125 INCHES NOMINAL IN |
| Precious Material and Weight | 0.039 GOLD GRAINS, TROY |
| Shell Material Document and Classification | QQ-A-591 FED SPEC SINGLE MATERIAL RESPONSE |
| Terminal Location | BACK SINGLE MATING END ALL CONTACT GROUPINGS |
| Center to Center Distance Between Mounting Facilities Parallel to Height | 1.156 INCHES NOMINAL IN |
| Included Contact Quantity | 37 SINGLE MATING END SECOND CONTACT GROUPING |
| Included Contact Quantity | 2 SINGLE MATING END FIRST CONTACT GROUPING |
| Shell Surface Treatment Document and Classification | QQ-P-416 TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE |
| Included Contact Type | ROUND PIN SINGLE MATING END ALL CONTACT GROUPINGS |
| Contact Maximum AC Voltage Rating in Volts | 600.0 SINGLE MATING END ALL CONTACT GROUPINGS |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Width | 1.156 INCHES NOMINAL IN |
| Polarization Method | KEYWAY OR MULTIPLE KEYWAY |
| Contact Surface Treatment Document and Classification | MIL-G-45204 TY 1,CL 1,GRADE C MIL SPEC 1ST TREATMENT RESPONSE AND QQ-N-290 GRADE E FED SPEC 2ND TREATMENT RESPONSE SINGLE MATING END ALL CONTACT GROUPINGS |
| Environmental Protection | COLD RESISTANT AND HEAT RESISTANT AND MOISTURE PROOF AND SALT WATER RESISTANT AND VIBRATION PROOF |
| Precious Material and Location | CONTACT SURFACES GOLD |
| Distance From Mounting Shoulder to Front Face | 0.556 INCHES MINIMUM AND 0.587 INCHES MAXIMUM IN |
| 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 |
|---|---|
| KPT2E20-39PZDV | Itt Cannon Llc (USA) |
| 371-8625-410 PRIMARY | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
| Reference | Meaning |
|---|---|
| 371-8625-410 | 5/2 Secondary reference U.S. Government activity |
NSN 5935-01-173-2861 is a Connector,receptacle,electrical, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-173-2861 has 2 manufacturer part numbers on file: KPT2E20-39PZDV (Itt Cannon Llc), 371-8625-410 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).
Key specifications for 371-8625-410: Overall Height: 1.453 INCHES MAXIMUM IN; Contact Maximum Current Rating in Amps: 7.5 SINGLE MATING END SECOND CONTACT GROUPING; Contact Maximum Current Rating in Amps: 13.0 SINGLE MATING END FIRST CONTACT GROUPING; Connector Locking Method: BAYONET PIN. 27 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.