The Hoist,chain, cataloged under National Stock Number 3950-01-643-3331, is classified within Federal Supply Class 3950 (Winches, Hoists, Cranes, and Derricks) of the Materials Handling Equipment group. The manufacturer of record is Ingersoll-Rand Company Dba Ingersoll-Rand Div Tool & Hoist Division. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3950-01-643-3331 |
| Primary Part Number | ELK50-2ND100H-40-30-4F3 |
| Item Name | Hoist,chain |
| FSC / FSG | 3950 / 39 — Winches, Hoists, Cranes, and Derricks |
| Manufacturer | Ingersoll-Rand Company Dba Ingersoll-Rand Div Tool & Hoist Division |
| 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 |
|---|---|
| ELK50-2ND100H-40-30-4F3 PRIMARY | Ingersoll-Rand Company Dba Ingersoll-Rand Div Tool & Hoist Division (USA) |
| Reference | Meaning |
|---|---|
| QCH50-2NS100H40-30-4 | 5/9 Secondary reference Ingersoll-Rand Company Dba Ingersoll-Rand Div Tool & Hoist Division |
| QCH50-2DS100H40-30-4 | 5/9 Secondary reference Ingersoll-Rand Company Dba Ingersoll-Rand Div Tool & Hoist Division |
| QCH50-DS100H40-30-4 | 5/9 Secondary reference Ingersoll-Rand Company Dba Ingersoll-Rand Div Tool & Hoist Division |
NSN 3950-01-643-3331 is a Hoist,chain, manufactured by Ingersoll-Rand Company Dba Ingersoll-Rand Div Tool & Hoist Division, classified under FSC 3950, Winches, Hoists, Cranes, and Derricks. Status: active.
NSN 3950-01-643-3331 has 1 manufacturer part number on file: ELK50-2ND100H-40-30-4F3 (Ingersoll-Rand Company Dba Ingersoll-Rand Div Tool & Hoist Division).
Key specifications for ELK50-2ND100H-40-30-4F3: Part Name Assigned by Controlling Agency: HOIST,ELECTRICE CHAIN; End Item Identification: QUANTUM ELECTRIC CHAIN HOIST,QCH SERIES-1/8 TO 5 TON.. 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.