The Tappet,engine Poppet Valve, cataloged under National Stock Number 2805-00-741-2181, is classified within Federal Supply Class 2805 (Gasoline Reciprocating Engines, Except Aircraft; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 2805-00-741-2181 |
| Primary Part Number | 7412181 |
| Item Name | Tappet,engine Poppet Valve |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Cam End Diameter | 1.312 INCHES NOMINAL IN |
| Style Designator | TWP PIECE, CUPPED PUSH ROD END |
| 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 |
|---|---|
| 7412181 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 1N16040DD | Fwd Seagrave Holdings Lp (USA) |
| VT-1871 | Elgin Industries Inc. Dba (USA) |
| 16040DD | Komatsu America Corp. (USA) |
| Reference | Meaning |
|---|---|
| 16040DD | 5/9 Secondary reference U.S. Government activity |
| 16040DD | 3/9 Design control — primary reference Komatsu American Intl Co |
NSN 2805-00-741-2181 is a Tappet,engine Poppet Valve, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.
NSN 2805-00-741-2181 has 4 manufacturer part numbers on file: 7412181 (U S Army Tank Automotive Command Amsta-Im-Mm), 1N16040DD (Fwd Seagrave Holdings Lp), VT-1871 (Elgin Industries Inc. Dba), 16040DD (Komatsu America Corp.).
Key specifications for 7412181: Cam End Diameter: 1.312 INCHES NOMINAL IN; Style Designator: TWP PIECE, CUPPED PUSH ROD END; Overall Length: 2.880 INCHES NOMINAL IN; Special Features: SUPPORTS HARNISCHFEGER CORP.;MODEL M320T2,CRANE TRUCK MOUNTED,NSN 3810-00-151-4431. 3 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.