The Winch,drum,hand Operated, cataloged under National Stock Number 3950-01-729-2272, 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. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3950-01-729-2272 |
| Primary Part Number | M4312PB-S6 |
| Item Name | Winch,drum,hand Operated |
| FSC / FSG | 3950 / 39 — Winches, Hoists, Cranes, and Derricks |
| Manufacturer | Thern Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 21498028-001 | General Dynamics Land Systems Canadacorp (CAN) |
| M4312PB-S6 PRIMARY | Thern Inc (USA) |
| Reference | Meaning |
|---|---|
| 21498028 | 7/2 Vendor item drawing reference General Dynamics Land Systems Canadacorp |
NSN 3950-01-729-2272 is a Winch,drum,hand Operated, manufactured by Thern Inc, classified under FSC 3950, Winches, Hoists, Cranes, and Derricks. Status: active.
NSN 3950-01-729-2272 has 2 manufacturer part numbers on file: 21498028-001 (General Dynamics Land Systems Canadacorp), M4312PB-S6 (Thern Inc).
Key specifications for M4312PB-S6: Overall Height: 5.28 INCHES NOMINAL IN; Overall Length: 15.11 INCHES NOMINAL OVERALL IN; Overall Width: 14.37 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: SPUR GEAR HAND WINCH. 0 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.