The Rocker Arm,engine Poppet Valve, cataloged under National Stock Number 2815-01-019-4819, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Cummins Inc.. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 2815-01-019-4819 |
| Primary Part Number | 3275921 |
| Item Name | Rocker Arm,engine Poppet Valve |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | Cummins Inc. |
| Status | ACTIVE |
| 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 |
|---|---|
| 3275921 PRIMARY | Cummins Inc. (USA) |
| Reference | Meaning |
|---|---|
| BM-99987 | C/1 Advisory reference — outside the item-of-supply concept Cummins Inc. |
| BM99986 | 5/9 Secondary reference Cummins Inc. |
NSN 2815-01-019-4819 is a Rocker Arm,engine Poppet Valve, manufactured by Cummins Inc., classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-01-019-4819 has 1 manufacturer part number on file: 3275921 (Cummins Inc.).
Key specifications for 3275921: Special Features: CAST IRON,ADJUSTABLE TYPE,1.125 IN. BORE DIA 1.600 IN. BORE LG,1.800 IN. BETWEEN BORE CENTER AND PUSH ROD BEARING CENTER 1.750 IN. BETWEEN BORE CENTER AND ADJUSTING SCREW CENTER,ARMS ARE 15 DEG ANGLE TO BORE,W/ BEARING INSERT,4.500 IN. O/A LG,1.600 IN. O/A W,2.000 IN. O/A H IN; End Item Identification: ENGINE,DIESEL,15434 V8-504 SERIES. 0 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.