The Cover,levelwind Carriage, cataloged under National Stock Number 3950-01-425-4451, is classified within Federal Supply Class 3950 (Winches, Hoists, Cranes, and Derricks) of the Materials Handling Equipment group. The manufacturer of record is Appleton Marine Inc. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3950-01-425-4451 |
| Primary Part Number | MMD-2224 |
| Item Name | Cover,levelwind Carriage |
| FSC / FSG | 3950 / 39 — Winches, Hoists, Cranes, and Derricks |
| Manufacturer | Appleton Marine Inc |
| Status | ACTIVE |
| FSC Application Data | MOORING WINCH ASSEMBLY |
| Overall Diameter | 5.000 INCHES NOMINAL IN |
| Material | STEEL |
| 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 |
|---|---|
| MMD-2224 PRIMARY | Appleton Marine Inc (USA) |
| AMD-1091 IT-42 | Appleton Marine Inc (USA) |
NSN 3950-01-425-4451 is a Cover,levelwind Carriage, manufactured by Appleton Marine Inc, classified under FSC 3950, Winches, Hoists, Cranes, and Derricks. Status: active.
NSN 3950-01-425-4451 has 2 manufacturer part numbers on file: MMD-2224 (Appleton Marine Inc), AMD-1091 IT-42 (Appleton Marine Inc).
Key specifications for MMD-2224: FSC Application Data: MOORING WINCH ASSEMBLY; Overall Diameter: 5.000 INCHES NOMINAL IN; Overall Width: 0.250 INCHES NOMINAL IN; Special Features: MATERIAL PER ASTM A36; 2 REQUIRED. 3 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.