The Winch,drum,hand Operated, cataloged under National Stock Number 3950-01-370-2738, 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 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3950-01-370-2738 |
| Primary Part Number | M4412PB |
| Item Name | Winch,drum,hand Operated |
| FSC / FSG | 3950 / 39 — Winches, Hoists, Cranes, and Derricks |
| Manufacturer | Thern Inc |
| Status | ACTIVE |
| Load Rating | 2000.0 POUNDS MAXIMUM LBS |
| Drum Surface Design | PLAIN |
| Braking Method | MANUAL |
| Mechanical Advantage Method | SPUR GEAR |
| Gear Mechanical Advantage | SINGLE |
| Unable to Decode | UNABLE TO DECODE |
| Capstan Spool Mounting Position | HORIZONTAL |
| Operation Method | HAND |
| Drum Diameter and Location | 5.440 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 |
|---|---|
| M4412PB PRIMARY | Thern Inc (USA) |
| Reference | Meaning |
|---|---|
| M4411B | 5/9 Secondary reference Thern Inc |
NSN 3950-01-370-2738 is a Winch,drum,hand Operated, manufactured by Thern Inc, classified under FSC 3950, Winches, Hoists, Cranes, and Derricks. Status: active.
NSN 3950-01-370-2738 has 1 manufacturer part number on file: M4412PB (Thern Inc).
Key specifications for M4412PB: Load Rating: 2000.0 POUNDS MAXIMUM LBS; Drum Surface Design: PLAIN; Braking Method: MANUAL; Mechanical Advantage Method: SPUR GEAR. 9 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.