The Winch,drum,power Operated, cataloged under National Stock Number 3950-01-463-5229, is classified within Federal Supply Class 3950 (Winches, Hoists, Cranes, and Derricks) of the Materials Handling Equipment group. The manufacturer of record is Thern Inc. Government technical data includes 16 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3950-01-463-5229 |
| Primary Part Number | 4WS6M12-S22 |
| Item Name | Winch,drum,power Operated |
| FSC / FSG | 3950 / 39 — Winches, Hoists, Cranes, and Derricks |
| Manufacturer | Thern Inc |
| Status | ACTIVE |
| Duty Cycle | INTERMITTENT |
| Phase | THREE |
| Frequency in Hertz | 60.0 |
| Inclosure Type | PARTIALLY INCLOSED |
| Current Type | AC |
| Supplementary Features | MAGNETIC REVERSING STARTER MOUNTED AND WIRED TO WINCH;STARTER INCLUDES CONTACTS FOR FORWARD/REVERSING MOTOR,THERMAL OVERLOADS W/ ADJUSTABLE SETTING FM 4.00-6.00 AMPS,CONTROL POWER TRANSFORMER TO REDUCE 460 V PRIMARY TO 120V AT OP STATION;ELECTRONIC OVERLOAD SENSOR INCLUDED WHICH CUTS CURRENT TO MOTOR WHEN CURRENT EXCEEDS PRESET MAX;SWITCH IS CURRENT ACTIVATED,ADJUSTABLE,RESETTING BY REVERSING DIRECTION OF OP;SENSOR ACTIVE IN FORWARD ONLY;WILL NOT SENSE REDUCED CURRENT;STARTER SOES NOT INCLUDE PLUGS TO POWER SOURCE;OP STATION IS NEMA 4 PUSHBUTTON STATION ON 12 PT PENDANT WITH UP/DOWN LEGENDS V |
| Drum Surface Design | GROOVED |
| Voltage in Volts | 460.0 |
| Cooling Method | ANY ACCEPTABLE |
| Prime Mover Quantity | 1 |
| Drum Flange Diameter | 14.000 INCHES NOMINAL FIRST DRUM IN |
| Unable to Decode | UNABLE TO DECODE |
| Prime Mover Type | ELECTRIC MOTOR |
| Power Requirement Rating | 5.00 HORSEPOWER |
| Operation Method | POWERED |
| Drum Diameter and Location | 9.000 INCHES NOMINAL FIRST DRUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 4WS6M12-S22 PRIMARY | Thern Inc (USA) |
NSN 3950-01-463-5229 is a Winch,drum,power Operated, manufactured by Thern Inc, classified under FSC 3950, Winches, Hoists, Cranes, and Derricks. Status: active.
NSN 3950-01-463-5229 has 1 manufacturer part number on file: 4WS6M12-S22 (Thern Inc).
Key specifications for 4WS6M12-S22: Duty Cycle: INTERMITTENT; Phase: THREE; Frequency in Hertz: 60.0; Inclosure Type: PARTIALLY INCLOSED. 16 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.