The Connector,receptacle,electrical, cataloged under National Stock Number 5935-01-667-9906, 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 20 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5935-01-667-9906 |
| Primary Part Number | 10-660975-421A |
| Item Name | Connector,receptacle,electrical |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Amphenol Corp Div Amphenol Aerospace Operations |
| Status | ACTIVE |
| Connector Locking Method | EXTERNALLY THREADED SHELL |
| Body Style | STRAIGHT SHAPE, EXTERNAL COUPLING |
| Terminal Type | PRINTED CIRCUIT SINGLE MATING END ALL CONTACT GROUPINGS |
| Mating End Quantity | 1 |
| Contact Position Arrangement Style | 25-4 SINGLE MATING END |
| Terminal Length | 0.505 INCHES MINIMUM AND 0.557 INCHES MAXIMUM SINGLE MATING END ALL CONTACT GROUPINGS IN |
| Terminal Location | BACK SINGLE MATING END ALL CONTACT GROUPINGS |
| Center to Center Distance Between Mounting Facilities Parallel to Height | 1.500 INCHES NOMINAL IN |
| Features Provided | COLOR BAND ENGAGEMENT INDICATOR |
| Included Contact Quantity | 56 SINGLE MATING END ALL CONTACT GROUPINGS |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 1.625 INCHES AND 4.0 MILLIMETERS MM |
| Included Contact Type | ROUND PIN SINGLE MATING END ALL CONTACT GROUPINGS |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Width | 1.500 INCHES NOMINAL IN |
| Distance From Mounting Shoulder to Front Face | 0.815 INCHES MINIMUM AND 0.820 INCHES MAXIMUM IN |
| Contact Removability | REMOVABLE SINGLE MATING END ALL CONTACT GROUPINGS |
| Thread Class | 2A AND 3B A |
| Thread Quantity Per Inch | 40 |
| Threaded Device Type | COUPLING FACILITY AND MOUNTING HOLE |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 10-660975-421A PRIMARY | Amphenol Corp Div Amphenol Aerospace Operations (USA) |
| Reference | Meaning |
|---|---|
| 10-660975-421 | D/9 Drawing number reference only Amphenol Corp Div Amphenol Aerospace Operations |
NSN 5935-01-667-9906 is a Connector,receptacle,electrical, manufactured by Amphenol Corp Div Amphenol Aerospace Operations, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-667-9906 has 1 manufacturer part number on file: 10-660975-421A (Amphenol Corp Div Amphenol Aerospace Operations).
Key specifications for 10-660975-421A: Overall Height: 1.865 INCHES MINIMUM AND 1.886 INCHES MAXIMUM IN; Connector Locking Method: EXTERNALLY THREADED SHELL; Body Style: STRAIGHT SHAPE, EXTERNAL COUPLING; Terminal Type: PRINTED CIRCUIT SINGLE MATING END ALL CONTACT GROUPINGS. 20 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.