NSN 2805-00-740-6257 B415I02030, B415I2030, 884818
Product Details | ENGINE POPPET VALVE TAPPET
2805-00-740-6257 A cylindrically shaped metal item designed to transmit intermittent motion from the cam lobe on a shaft or cam ring, to the engine poppet valve. It may be mechanically or hydraulically operating, and may include adjusting devices.20328050063Gasoline Reciprocating Engines, Except Aircraft; and Components28100068Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components28150029Diesel Engines and Components
Part Alternates: B415I02030, B415I2030, 884818, 2805-00-740-6257, 00-740-6257, 2805007406257, 007406257
Engines, Turbines, and Components | Gasoline Reciprocating Engines, Except Aircraft; and Components
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 28 | 01 JAN 1963 | 00-740-6257 | 22199 ( TAPPET, ENGINE POPPET VALVE ) |
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Technical Data | NSN 2805-00-740-6257
| Characteristic | Specifications |
|---|---|
| OPERATION METHOD | HYDRAULIC |
| MATERIAL AND LOCATION | STEEL, CORROSION RESISTING OVERALL |
| METALLIC HARDNESS RATING AND LOCATION | NOT RATED |
| CASEHARDENING INDICATOR | NOT CASEHARDENED |
| STYLE DESIGNATOR | J4 INTERNAL THREAD AND WRENCHING FLATS PUSH ROD END |
| CONCENTRIC HOLE DEPTH | ANY ACCEPTABLE |
| CONCENTRIC HOLE DIAMETER | ANY ACCEPTABLE |
| OVERALL LENGTH | 2.678 INCHES NOMINAL |
| BODY OUTSIDE DIAMETER | 1.250 INCHES NOMINAL |
| BODY GROOVE WIDTH | 0.125 INCHES NOMINAL |
| SPHERICAL RADIUS | ANY ACCEPTABLE |
| FLATS LENGTH | 0.250 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 0.562 INCHES NOMINAL |
| CAM END DIAMETER | 1.125 INCHES NOMINAL |
| CROWN HEIGHT | ANY ACCEPTABLE |
| CAM END HEIGHT | ANY ACCEPTABLE |
| DISTANCE FROM BOSS FACE TO CAM END | ANY ACCEPTABLE |
| BODY GROOVE DIAMETER | ANY ACCEPTABLE |
| DISTANCE FROM BODY GROOVE CENTER TO CAM END | 1.500 INCHES NOMINAL |
| ADJUSTABILITY | ADJUSTABLE |
| ADJUSTING DEVICE | INCLUDED |
| SIZE DESIGNATION | OVERSIZE |
| OVERSIZE | ANY ACCEPTABLE |
| SPECIAL FEATURES | TWO BODY HOLES,180.0DEG APAPART,0.156 IN. W,0.406 IN. LG |
Restrictions/Controls & Freight Information | NSN 2805-00-740-6257
| Category | Code | Description |
|---|---|---|
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Demilitarization Code: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Precious Metals Indicator Code: | U | Precious metal type is unknown |
| Criticality Code: | X | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
| Category | Code | Description |
|---|---|---|
| NMF Description | 133300 | MACHINERY/MACHINES NOI |
| Less than car load rating | ||
| Less than truck load rating | W | Rating Variable |
| Water commodity Code | 593 | unknown |
| Originating Activity Code | XX | |
| Air Dimension Code | A | Shipment is not a consolidation and does not exceed 72 inches in any dimension. |
| Air Commodity | V | Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above. |
| Air Special Handling | Z | No special handling required. |
| Special Handling Code | 9 | unknonwn |
| HAZMAT | ||
| Type of Cargo | Z | No special type of cargo code applicable |



