218-40-02: SEAT,VALVE.
The SEAT,VALVE is a the manufacturer industrial component. Key specifications include thread_class: 3B, channel_style: RADIUS TYPE, overall_width: 0.688 INCHES NOMINAL IN, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF), locking_feature: PREVAILING TORQUE ALL METAL DESIGN, special_features: INCLUDES 8 RECEPTACLE,TURNLOCK FASTENERS. This part is cataloged in the U.S.
Government catalog under NSN 4820-00-908-9473, 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.
| nut_quantity | 6 |
| thread_class | 3B |
| channel_style | RADIUS TYPE |
| overall_width | 0.688 INCHES NOMINAL IN |
| thread_series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| locking_feature | PREVAILING TORQUE ALL METAL DESIGN |
| special_features | INCLUDES 8 RECEPTACLE,TURNLOCK FASTENERS |
| thread_direction | RIGHT-HAND |
| nominal_thread_size | 0.190 INCHES IN |
| thread_quantity_per_inch | 32 |
| removable_nut_manufacturer_code | 77445 |
| removable_nut_manufacturer_part_number | 490244 |
| NSN | 4820-00-908-9473 |
| FLANGE SEAT TO DISK END HEIGHT | 0.165 INCHES NOMINAL IN |
| FLANGE DIAMETER | 5.302 INCHES MINIMUM AND 5.307 INCHES MAXIMUM IN |
| BODY OUTSIDE DIAMETER | 5.052 INCHES MINIMUM AND 5.057 INCHES MAXIMUM IN |
| STYLE DESIGNATOR | PLAIN FLANGED |
| BODY INSIDE DIAMETER | 3.000 INCHES NOMINAL IN |
| UNDER FLANGE HEIGHT | 0.465 INCHES MINIMUM AND 0.468 INCHES MAXIMUM IN |
| MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE OVERALL |
| SEAT ANGLE IN DEG | 25.000 MINIMUM AND 35.000 MAXIMUM |
| SEATING SURFACE SHAPE | ANGULAR |