The Connector,plug,electrical, cataloged under National Stock Number 5935-01-327-5765, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Amphenol Corporation Dba Amphenol Aerospace Industrial Div Amphenol Aerospace/pyle National. Government technical data includes 29 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5935-01-327-5765 |
| Primary Part Number | T3W-12B21-75PA-149A |
| Item Name | Connector,plug,electrical |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Amphenol Corporation Dba Amphenol Aerospace Industrial Div Amphenol Aerospace/pyle National |
| Status | ACTIVE |
| Connector Locking Method | INTERNALLY THREADED COUPLING RING |
| Thread Tolerance Class | 6G EXTERNAL G |
| Shell Type | SOLID |
| Body Style | STRAIGHT SHAPE, INTERNAL COUPLING |
| Terminal Type | CRIMP SINGLE MATING END SINGLE CONTACT GROUPING |
| Contact Material | COPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING |
| Overall Diameter | 1.642 INCHES MAXIMUM IN |
| Mating End Quantity | 1 |
| Precious Material | GOLD |
| Contact Position Arrangement Style | 21-75 SINGLE MATING END |
| Thread Pitch in Millimeters | 1.00 |
| Shell Surface Treatment | CADMIUM |
| Insert Position in Deg | 0.0 AND 50.0 AND 160.0 AND 190.0 AND 225.0 |
| Precious Material and Weight | 0.020 GOLD GRAINS, TROY |
| Terminal Location | BACK SINGLE MATING END SINGLE CONTACT GROUPING |
| Included Contact Quantity | 4 SINGLE MATING END SINGLE CONTACT GROUPING |
| Shell Surface Treatment Document and Classification | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 31.0 MILLIMETERS AND 1.375 INCHES MM |
| Operating Temp Rating | -65.0 CELSIUS MINIMUM AND 175.0 CELSIUS MAXIMUM DEGC |
| Included Contact Type | ROUND PIN SINGLE MATING END SINGLE CONTACT GROUPING |
| Polarization Method | KEYWAY OR MULTIPLE KEYWAY |
| Contact Surface Treatment Document and Classification | MIL-G-45204 MIL SPEC SINGLE TREATMENT RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING |
| Environmental Protection | MOISTURE PROOF AND SALT WATER RESISTANT AND VIBRATION PROOF AND CORROSION RESISTANT AND DUST RESISTANT AND FUEL RESISTANT AND FUNGUS RESISTANT AND HUMIDITY RESISTANT AND OIL RESISTANT AND THERMAL SHOCK RESISTANT AND VIBRATION RESISTANT |
| Precious Material and Location | CONTACT SURFACES GOLD |
| Contact Removability | REMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING |
| Thread Class | 2B |
| Thread Quantity Per Inch | 10 |
| Contact Surface Treatment | GOLD 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 |
|---|---|
| T3W-12B21-75PA-149A | Amphenol Corporation Dba Amphenol Aerospace Industrial Div Amphenol Aerospace/pyle National (USA) |
| 88-556843-75G | Amphenol Corp Div Amphenol Aerospace Operations (USA) |
| Reference | Meaning |
|---|---|
| DAA3119P601-127 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5935-01-327-5765 is a Connector,plug,electrical, manufactured by Amphenol Corporation Dba Amphenol Aerospace Industrial Div Amphenol Aerospace/pyle National, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-327-5765 has 2 manufacturer part numbers on file: T3W-12B21-75PA-149A (Amphenol Corporation Dba Amphenol Aerospace Industrial Div Amphenol Aerospace/pyle National), 88-556843-75G (Amphenol Corp Div Amphenol Aerospace Operations).
Key specifications for T3W-12B21-75PA-149A: Connector Locking Method: INTERNALLY THREADED COUPLING RING; Thread Tolerance Class: 6G EXTERNAL G; Shell Type: SOLID; Body Style: STRAIGHT SHAPE, INTERNAL COUPLING. 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.