The Sleeve,drum,winch, cataloged under National Stock Number 3950-01-504-3558, is classified within Federal Supply Class 3950 (Winches, Hoists, Cranes, and Derricks) of the Materials Handling Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3950-01-504-3558 |
| Item Name | Sleeve,drum,winch |
| FSC / FSG | 3950 / 39 — Winches, Hoists, Cranes, and Derricks |
| Status | ACTIVE |
| Drum Surface Design | GROOVED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 471217101403 | 5/9 Secondary reference Interocean Industries, Inc. Dba Interocean Systems |
| 712171014-3 | 3/9 Design control — primary reference Interocean Industries, Inc. Dba Interocean Systems |
NSN 3950-01-504-3558 is a Sleeve,drum,winch, classified under FSC 3950, Winches, Hoists, Cranes, and Derricks. Status: active.
Key specifications for 3950-01-504-3558: Drum Surface Design: GROOVED; Special Features: GROOVED FOR 0.375 IN. CABLE IN; End Item Identification: WINCH, OCEANOGRAPHIC P/N 712178100 ONBOARD 420 FT WAGB COAST GUARD VESSELS FT. 1 specification is 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.