The Connector,receptacle,electrical, cataloged under National Stock Number 5935-00-681-4271, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Microwave Devices Inc. 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 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 | 5935-00-681-4271 |
| Primary Part Number | 5645-1 |
| Item Name | Connector,receptacle,electrical |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Microwave Devices Inc |
| Status | ACTIVE |
| Connector Locking Method | BAYONET PIN |
| Shell Type | SOLID |
| Body Style | STRAIGHT SHAPE, EXTERNAL COUPLING |
| Terminal Type | CRIMP SINGLE MATING END SINGLE CONTACT GROUPING |
| Contact Material | COPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING |
| Bushing Accommodation Hole Shape | ROUND |
| Mating End Quantity | 1 |
| Precious Material | SILVER |
| Contact Position Arrangement Style | BNC SINGLE MATING END |
| Shell Surface Treatment | SILVER |
| Precious Material and Weight | 0.105 SILVER GRAINS, TROY |
| Terminal Location | BACK SINGLE MATING END SINGLE CONTACT GROUPING |
| Included Contact Quantity | 1 SINGLE MATING END SINGLE CONTACT GROUPING |
| Thread Direction | RIGHT-HAND |
| Mounting Facility Thickness | 0.688 INCHES MAXIMUM IN |
| Nominal Thread Size | 0.438 INCHES IN |
| Included Contact Type | COAXIAL PIN SINGLE MATING END SINGLE CONTACT GROUPING |
| Contact Surface Treatment Document and Classification | QQ-S-365 FED SPEC SINGLE TREATMENT RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING |
| Connector Cable Strain Relief Method | COMPRESSION NUT |
| Precious Material and Location | CONTACT AND SHELL SURFACES SILVER |
| Distance From Mounting Shoulder to Front Face | 1.156 INCHES NOMINAL IN |
| Contact Removability | REMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING |
| Thread Class | 2A A |
| Cable Entrance Diameter | 0.090 INCHES MINIMUM AND 0.115 INCHES MAXIMUM IN |
| Thread Quantity Per Inch | 28 |
| Contact Surface Treatment | SILVER SINGLE MATING END SINGLE CONTACT GROUPING |
| Threaded Device Type | MOUNTING BUSHING |
| Thread Series Designator | UNEF |
| Shell Material | COPPER ALLOY |
| 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 |
|---|---|
| 5645-1 PRIMARY | Microwave Devices Inc (USA) |
NSN 5935-00-681-4271 is a Connector,receptacle,electrical, manufactured by Microwave Devices Inc, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-00-681-4271 has 1 manufacturer part number on file: 5645-1 (Microwave Devices Inc).
1 possible match (shared part number, not a government interchangeability claim): 6250-00-833-1630. Verify interchangeability with system specifications before substitution.
Key specifications for 5645-1: Connector Locking Method: BAYONET PIN; Shell Type: SOLID; Body Style: STRAIGHT SHAPE, EXTERNAL COUPLING; Terminal Type: CRIMP SINGLE MATING END SINGLE 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.