The Assembly,upper Sheave, cataloged under National Stock Number 3950-01-602-4031, is classified within Federal Supply Class 3950 (Winches, Hoists, Cranes, and Derricks) of the Materials Handling Equipment group. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3950-01-602-4031 |
| Item Name | Assembly,upper Sheave |
| FSC / FSG | 3950 / 39 — Winches, Hoists, Cranes, and Derricks |
| 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 |
| Reference | Meaning |
|---|---|
| BA139 | 5/9 Secondary reference Superior Crane Corp. |
| BA139 | 3/9 Design control — primary reference U.S. Government activity |
NSN 3950-01-602-4031 is a Assembly,upper Sheave, classified under FSC 3950, Winches, Hoists, Cranes, and Derricks. Status: active.
Key specifications for 3950-01-602-4031: End Item Identification: ASSY, TROLLEY. 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.