The Winch,drum,power Operated, cataloged under National Stock Number 3950-01-025-5803, is classified within Federal Supply Class 3950 (Winches, Hoists, Cranes, and Derricks) of the Materials Handling Equipment group. The manufacturer of record is Lake Shore Systems, Inc.. Government technical data includes 20 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 | 3950-01-025-5803 |
| Primary Part Number | 55535 |
| Item Name | Winch,drum,power Operated |
| FSC / FSG | 3950 / 39 — Winches, Hoists, Cranes, and Derricks |
| Manufacturer | Lake Shore Systems, Inc. |
| Status | ACTIVE |
| Duty Cycle | CONTINUOUSCONTINUOUS |
| Phase | THREE |
| Frequency in Hertz | 60.0 |
| Inclosure Type | FULLY INCLOSEDFULLY INCLOSED |
| Current Type | ACAC |
| Drum Surface Design | PLAINPLAIN |
| Braking Method | MANUALMANUAL |
| Voltage in Volts | 440.0 |
| Cooling Method | SELF-VENTILATEDSELF-VENTILATED |
| Travel Rate Per Minute | 300.0 FEET300.0 FEET FT |
| Prime Mover Quantity | 11 |
| Clutch Type | POSITIVEPOSITIVE |
| Drum Flange Diameter | 38.000 INCHES NOMINAL FIRST DRUM IN |
| Transmission Type | MANUALMANUAL |
| Unable to Decode | UNABLE TO DECODE |
| Environmental Protection | WATERTIGHTWATERTIGHT |
| Prime Mover Type | ELECTRIC MOTORELECTRIC MOTOR |
| Power Requirement Rating | 125.00 HORSEPOWER125.00 HORSEPOWER |
| Operation Method | POWEREDPOWERED |
| Drum Diameter and Location | 24.000 INCHES NOMINAL FIRST DRUM24.000 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 |
|---|---|
| 55535 PRIMARY | Lake Shore Systems, Inc. (USA) |
NSN 3950-01-025-5803 is a Winch,drum,power Operated, manufactured by Lake Shore Systems, Inc., classified under FSC 3950, Winches, Hoists, Cranes, and Derricks. Status: active.
NSN 3950-01-025-5803 has 1 manufacturer part number on file: 55535 (Lake Shore Systems, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 2530-01-567-4472. Verify interchangeability with system specifications before substitution.
Key specifications for 55535: Duty Cycle: CONTINUOUSCONTINUOUS; Phase: THREE; Frequency in Hertz: 60.0; Inclosure Type: FULLY INCLOSEDFULLY INCLOSED. 20 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.