4472A: TAPPET,ENGINE POPPET VALVE.
The TAPPET,ENGINE POPPET VALVE is a the manufacturer industrial component. Key specifications include material: IRON CAST OVERALL, cup_depth: 0.125 INCHES NOMINAL IN, crown_height: 0.003 INCHES MAXIMUM IN, adjustability: NONADJUSTABLE, cam_end_height: 0.250 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN, overall_length: 3.057 INCHES MINIMUM AND 3.067 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 2805-00-422-5918, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.
Verify compatibility with your specific system configuration before ordering.
| material | IRON CAST OVERALL |
| cup_depth | 0.125 INCHES NOMINAL IN |
| crown_height | 0.003 INCHES MAXIMUM IN |
| adjustability | NONADJUSTABLE |
| cam_end_height | 0.250 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN |
| overall_length | 3.057 INCHES MINIMUM AND 3.067 INCHES MAXIMUM IN |
| cam_end_diameter | 1.547 INCHES NOMINAL IN |
| operation_method | MECHANICAL |
| size_designation | STANDARD |
| cup_spherical_radius | 0.297 INCHES NOMINAL IN |
| fsc_application_data | TAPPETS,ENGINE POPPET VALVE,GASOLINE RECEIPROCATING,EXCEPT AIRCRAFT PRIME MOVING AND STARTING ENGINE TYPES |
| body_outside_diameter | 0.997 INCHES MINIMUM AND 0.998 INCHES MAXIMUM IN |
| NSN | 2805-00-422-5918 |
| FSC APPLICATION DATA | TAPPETS,ENGINE POPPET VALVE,GASOLINE RECEIPROCATING,EXCEPT AIRCRAFT PRIME MOVING AND STARTING ENGINE TYPES |
| CAM END DIAMETER | 1.547 INCHES NOMINAL IN |
| CROWN HEIGHT | 0.003 INCHES MAXIMUM IN |
| CONCENTRIC HOLE DEPTH | 2.589 INCHES MINIMUM AND 2.599 INCHES MAXIMUM IN |
| BODY OUTSIDE DIAMETER | 0.997 INCHES MINIMUM AND 0.998 INCHES MAXIMUM IN |
| CUP SPHERICAL RADIUS | 0.297 INCHES NOMINAL IN |
| CUP DEPTH | 0.125 INCHES NOMINAL IN |
| METALLIC HARDNESS RATING AND LOCATION | 45.7 ROCKWELL C MINIMUM CAM END AND 52.1 ROCKWELL C MAXIMUM CAM END |
| OVERALL LENGTH | 3.057 INCHES MINIMUM AND 3.067 INCHES MAXIMUM IN |
| ADJUSTABILITY | NONADJUSTABLE |
No substitute or cross-reference records for this part.