The Parts Kit,pinion Barring Assembl, cataloged under National Stock Number 3020-01-240-1978, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Dresser, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3020-01-240-1978 |
| Primary Part Number | C151814B |
| Item Name | Parts Kit,pinion Barring Assembl |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Dresser, Llc |
| Status | ACTIVE |
| General Characteristics Item Description | CONSISTS OF BEARING,BARRING SHAFT,1;PIN,ROLL,1;PINION BARRING,1;SHAFT,BARRING,1;SPRING,1 |
| 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 |
|---|---|
| C151814B PRIMARY | Dresser, Llc (USA) |
| Reference | Meaning |
|---|---|
| 3R1937 | C/1 Advisory reference — outside the item-of-supply concept Caterpillar Inc Div Caterpillar Defense |
NSN 3020-01-240-1978 is a Parts Kit,pinion Barring Assembl, manufactured by Dresser, Llc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-240-1978 has 1 manufacturer part number on file: C151814B (Dresser, Llc).
1 possible match (shared part number, not a government interchangeability claim): 3020-01-332-0019. Verify interchangeability with system specifications before substitution.
Key specifications for C151814B: General Characteristics Item Description: CONSISTS OF BEARING,BARRING SHAFT,1;PIN,ROLL,1;PINION BARRING,1;SHAFT,BARRING,1;SPRING,1; End Item Identification: WAUKESHA ENGINE VHP 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.