78-077: INSERT,ENGINE VALVE SEAT.
The INSERT,ENGINE VALVE SEAT is a the manufacturer industrial component. Key specifications include material: RUBBER POLYURETHANE OVERALL, cup_width: 1.5000 INCHES NOMINAL IN, body_width: 4.125 INCHES NOMINAL IN, cone_width: 1.8900 INCHES NOMINAL IN, body_height: 5.500 INCHES NOMINAL IN, body_length: 4.875 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 3110-00-100-4418, 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 | RUBBER POLYURETHANE OVERALL |
| cup_width | 1.5000 INCHES NOMINAL IN |
| body_width | 4.125 INCHES NOMINAL IN |
| cone_width | 1.8900 INCHES NOMINAL IN |
| body_height | 5.500 INCHES NOMINAL IN |
| body_length | 4.875 INCHES NOMINAL IN |
| temp_rating | -40.0 FAHRENHEIT AND 180.0 FAHRENHEIT DEGF |
| bore_diameter | 4.0000 INCHES NOMINAL IN |
| overall_width | 1.8750 INCHES NOMINAL IN |
| inclosure_type | HERMETICALLY SEALED |
| overall_height | 0.186 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN |
| standout_width | 0.3750 INCHES NOMINAL IN |
| NSN | 3110-00-100-4418 |
| CUP WIDTH | 1.5000 INCHES NOMINAL IN |
| STYLE DESIGNATOR | STRAIGHT BORE, NORMAL ANGLE |
| OVERALL WIDTH | 1.8750 INCHES NOMINAL IN |
| OVERALL OUTSIDE DIAMETER | 7.1250 INCHES NOMINAL IN |
| BACKFACE CORNER RADIUS | 0.1250 INCHES NOMINAL IN |
| CONE CORNER RADIUS | 0.1400 INCHES NOMINAL IN |
| STANDOUT WIDTH | 0.3750 INCHES NOMINAL IN |
| CONE WIDTH | 1.8900 INCHES NOMINAL IN |
| STANDARD TOLERANCE DESIGNATION | AFBMA CLASS 2 |
| BORE DIAMETER | 4.0000 INCHES NOMINAL IN |