The Bar,clamp, cataloged under National Stock Number 5120-01-516-8763, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Oshkosh Defense Llc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-01-516-8763 |
| Primary Part Number | 4123853 |
| Item Name | Bar,clamp |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Oshkosh Defense Llc |
| Status | ACTIVE |
| General Characteristics Item Description | COMPONENT OF CATERPILLAR NO. 5P8639 CONNECTING ROD BEARING PRESS GROUP |
| 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 |
|---|---|
| 4123853 PRIMARY | Oshkosh Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| 4123853 | 5/9 Secondary reference Oshkosh Corp |
| 5P8640 | 5/9 Secondary reference Caterpillar Inc Div Caterpillar Defense |
NSN 5120-01-516-8763 is a Bar,clamp, manufactured by Oshkosh Defense Llc, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-516-8763 has 1 manufacturer part number on file: 4123853 (Oshkosh Defense Llc).
Key specifications for 4123853: General Characteristics Item Description: COMPONENT OF CATERPILLAR NO. 5P8639 CONNECTING ROD BEARING PRESS GROUP; End Item Identification: CATERPILLAR 3400 AND 3500 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.