The Tool Set,stud Tensioning, cataloged under National Stock Number 5120-01-445-0724, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-01-445-0724 |
| Primary Part Number | 207-5034 |
| Item Name | Tool Set,stud Tensioning |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Functional Description | USED TO TENSION CYLINDER HEAD STUDS AND MAIN BEARING STUDS |
| 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 |
|---|---|
| 207-5034 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| Reference | Meaning |
|---|---|
| 4C-5850 | 5/9 Secondary reference Caterpillar Inc Div Caterpillar Defense |
NSN 5120-01-445-0724 is a Tool Set,stud Tensioning, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-445-0724 has 1 manufacturer part number on file: 207-5034 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 207-5034: Special Features: STUD TENSIONER TOOL GROUP PN 207-5034; CONSISTS OF FOURTEEN ITEMS: THREADED COLLAR PN 207-4607, THREADED COLLAR PN 8T-0889, CYL HD PEDESTAL PN 8T-0898, THREADED COLLAR (HEAD STUD) PN 8T-0891, BEARING PEDESTAL PN 8T-0896, TEST STUD SPACER PN 8T-0494, CYL TEST STUD PN 8T-0493, CYL HD PEDESTAL PN 8T-0897, SOCKET PN 4C-6987, NUT TURNING HANDLE PN 9U-5141, BOLT PN 1B-0581, COLLAR RETAINER PN 4C-5816, BOLT PN 0L-1351, CYL GROUP PN 8T-0895; Functional Description: USED TO TENSION CYLINDER HEAD STUDS AND MAIN BEARING STUDS; End Item Identification: CATERPILLAR 3600 SERIES ENGINES. 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.