The Tappet,engine Poppet Valve, cataloged under National Stock Number 2815-01-100-2456, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Hatz Diesel of America Inc. Government technical data includes 14 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2815-01-100-2456 |
| Primary Part Number | 03211700 |
| Item Name | Tappet,engine Poppet Valve |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | Hatz Diesel of America Inc |
| Status | ACTIVE |
| Cam End Diameter | 37.0 MILLIMETERS NOMINAL MM |
| Body Outside Diameter | 16.0 MILLIMETERS NOMINAL MM |
| Cup End Groove Width | 4.0 MILLIMETERS NOMINAL MM |
| Cup Spherical Radius | 10.0 MILLIMETERS NOMINAL MM |
| Cup Depth | 16.0 MILLIMETERS NOMINAL MM |
| Style Designator | TWO PIECE, CUPPED PUSH ROD END |
| Cup End Groove Diameter | 15.0 MILLIMETERS NOMINAL MM |
| Adjustability | NONADJUSTABLE |
| Cam End Height | 3.8 MILLIMETERS NOMINAL MM |
| Size Designation | STANDARD |
| Casehardening Indicator | NOT CASEHARDENED |
| Material | STEEL OVERALL |
| Distance From Cup End Groove Center to Cup End | 13.7 MILLIMETERS NOMINAL MM |
| Operation Method | MECHANICAL |
| 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 |
|---|---|
| 03211700 PRIMARY | Hatz Diesel of America Inc (USA) |
| Reference | Meaning |
|---|---|
| 82117 | 5/9 Secondary reference Davey Compressor Co Div of Keco Industries Inc |
NSN 2815-01-100-2456 is a Tappet,engine Poppet Valve, manufactured by Hatz Diesel of America Inc, classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-01-100-2456 has 1 manufacturer part number on file: 03211700 (Hatz Diesel of America Inc).
4 possible matches (shared part number, not a government interchangeability claim): 6115-01-221-9162, 3010-01-281-8695, 6240-01-459-2461. Verify interchangeability with system specifications before substitution.
Key specifications for 03211700: Cam End Diameter: 37.0 MILLIMETERS NOMINAL MM; Body Outside Diameter: 16.0 MILLIMETERS NOMINAL MM; Cup End Groove Width: 4.0 MILLIMETERS NOMINAL MM; Cup Spherical Radius: 10.0 MILLIMETERS NOMINAL MM. 14 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.