The VALVE,POPPET,ENGINE is a the manufacturer industrial component. Key specifications include head_style: FLAT, stem_style: DOUBLE GROOVED, head_height: 0.1860 INCHES MINIMUM AND 0.2010 INCHES MAXIMUM IN, neck_radius: 0.3440 INCHES NOMINAL IN, stem_length: 4.7120 INCHES MINIMUM AND 4.7470 INCHES MAXIMUM IN, stem_diameter: 0.3400 INCHES MINIMUM AND 0.3407 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2805-00-718-3957, 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.
| head_style | FLAT |
| stem_style | DOUBLE GROOVED |
| head_height | 0.1860 INCHES MINIMUM AND 0.2010 INCHES MAXIMUM IN |
| neck_radius | 0.3440 INCHES NOMINAL IN |
| stem_length | 4.7120 INCHES MINIMUM AND 4.7470 INCHES MAXIMUM IN |
| stem_diameter | 0.3400 INCHES MINIMUM AND 0.3407 INCHES MAXIMUM IN |
| chamfer_length | 0.0020 INCHES MINIMUM AND 0.0100 INCHES MAXIMUM IN |
| outside_diameter | 1.4950 INCHES MINIMUM AND 1.5050 INCHES MAXIMUM IN |
| seat_angle_in_deg | 46.0 |
| first_groove_width | 0.0950 INCHES MINIMUM AND 0.1050 INCHES MAXIMUM IN |
| second_groove_width | 0.1050 INCHES MINIMUM AND 0.1150 INCHES MAXIMUM IN |
| carbon_relief_groove | NOT INCLUDED |
| NSN | 2805-00-718-3957 |
| CHAMFER LENGTH | 0.0020 INCHES MINIMUM AND 0.0100 INCHES MAXIMUM IN |
| CHAMFER ANGLE IN DEG | 15.0 |
| OUTSIDE DIAMETER | 1.4950 INCHES MINIMUM AND 1.5050 INCHES MAXIMUM IN |
| DISTANCE FROM FIRST GROOVE TO STEM END | 0.2890 INCHES NOMINAL IN |
| FSC APPLICATION DATA | GASOLINE ENGINE |
| METALLIC HARDNESS RATING AND LOCATION | 32.0 ROCKWELL C NOMINAL OVERALL |
| SECOND GROOVE WIDTH | 0.1050 INCHES MINIMUM AND 0.1150 INCHES MAXIMUM IN |
| SEAT ANGLE IN DEG | 46.0 |
| SECOND GROOVE DIAMETER | 0.2970 INCHES MINIMUM AND 0.3030 INCHES MAXIMUM IN |
| NECK RADIUS | 0.3440 INCHES NOMINAL IN |