The Rotor,engine Poppet Valve, cataloged under National Stock Number 2815-00-620-0982, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Eaton Corp Dba Eaton Aerospace Jackson. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2815-00-620-0982 |
| Primary Part Number | RC92 |
| Item Name | Rotor,engine Poppet Valve |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | Eaton Corp Dba Eaton Aerospace Jackson |
| Status | ACTIVE |
| First Step Diameter | 1.165 INCHES NOMINAL IN |
| Second Step Length | 0.255 INCHES NOMINAL IN |
| Style Designator | POSITIVE TYPE-TAPERED BORE |
| Rotation Direction | CLOCKWISE OR COUNTERCLOCKWISE |
| Distance From End to Nearest Step | 0.086 INCHES NOMINAL IN |
| Second Step Diameter | 1.582 INCHES NOMINAL IN |
| First Step Length | 0.132 INCHES NOMINAL IN |
| Bore Diameter | 0.598 INCHES NOMINAL IN |
| Tapered Bore Included Angle in Deg | 15 DEG |
| 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 |
|---|---|
| RC92 PRIMARY | Eaton Corp Dba Eaton Aerospace Jackson (USA) |
| 273164R92 | Komatsu America Corp. (USA) |
| Reference | Meaning |
|---|---|
| FRRAS389A | 5/9 Secondary reference Eaton Corp Dba Eaton Aerospace Jackson |
| 273164R92 | 5/9 Secondary reference Navistar International Corporation Dba Navistar |
| 273164R92 | 5/9 Secondary reference U.S. Government activity |
| 273164R92 | 5/9 Secondary reference Komatsu American Intl Co |
NSN 2815-00-620-0982 is a Rotor,engine Poppet Valve, manufactured by Eaton Corp Dba Eaton Aerospace Jackson, classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-00-620-0982 has 2 manufacturer part numbers on file: RC92 (Eaton Corp Dba Eaton Aerospace Jackson), 273164R92 (Komatsu America Corp.).
Key specifications for RC92: Overall Height: 0.537 INCHES NOMINAL IN; First Step Diameter: 1.165 INCHES NOMINAL IN; Second Step Length: 0.255 INCHES NOMINAL IN; Style Designator: POSITIVE TYPE-TAPERED BORE. 9 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.