The Pilot,fuel Setting Pin Assembly, cataloged under National Stock Number 5120-01-372-2987, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5120-01-372-2987 |
| Primary Part Number | 1U7523 |
| Item Name | Pilot,fuel Setting Pin Assembly |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| General Characteristics Item Description | COMPONENT OF CATERPILLAR NO. 1U-6680 GOVERNOR AND FUEL INJECTION ADJUSTING TOOL 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 |
|---|---|
| 1U7523 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| Reference | Meaning |
|---|---|
| 10188754 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5120-01-372-2987 is a Pilot,fuel Setting Pin Assembly, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-372-2987 has 1 manufacturer part number on file: 1U7523 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 1U7523: General Characteristics Item Description: COMPONENT OF CATERPILLAR NO. 1U-6680 GOVERNOR AND FUEL INJECTION ADJUSTING TOOL GROUP; End Item Identification: CATERPILLAR 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.