The Jack,screw,hand, cataloged under National Stock Number 5120-01-443-8020, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is General Dynamics Land Systems Canadacorp. Government technical data includes 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5120-01-443-8020 |
| Primary Part Number | 10640411 |
| Item Name | Jack,screw,hand |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | General Dynamics Land Systems Canadacorp |
| Status | ACTIVE |
| Retracted Height | 11.250 INCHES NOMINAL IN |
| Extended Height | 21.250 INCHES NOMINAL IN |
| Load Capacity | 5000.0 POUNDS LBS |
| 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 |
|---|---|
| 10640411 | General Dynamics Land Systems Canadacorp (CAN) |
| Reference | Meaning |
|---|---|
| 178101 | 3/2 Design control — primary reference U.S. Government activity |
| TWS178DTS FW/P&C | 5/9 Secondary reference U.S. Government activity |
NSN 5120-01-443-8020 is a Jack,screw,hand, manufactured by General Dynamics Land Systems Canadacorp, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-443-8020 has 1 manufacturer part number on file: 10640411 (General Dynamics Land Systems Canadacorp).
1 possible match (shared part number, not a government interchangeability claim): 6115-01-671-8118. Verify interchangeability with system specifications before substitution.
Key specifications for 10640411: Retracted Height: 11.250 INCHES NOMINAL IN; Extended Height: 21.250 INCHES NOMINAL IN; Load Capacity: 5000.0 POUNDS LBS; Special Features: TOPWIND; TUBULAR SWIVEL, ROUND; 4 IN. CLEARANCE HEIGHT; WELD-ON TUBULAR MOUNT WITH 9/16 IN. PIN AND DISC FOOT; MALE MATING MOUNT INCLUDED IN. 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.