AB904H5: SCREW,MACHINE.
The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FLAT COUNTERSUNK UNDERCUT, head_height: 0.097 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.648 INCHES MINIMUM AND 0.666 INCHES MAXIMUM IN, thread_length: 0.368 INCHES MINIMUM AND 0.514 INCHES MAXIMUM IN, screw_material: STEEL COMP 4037. This part is cataloged in the U.S.
Government catalog under NSN 5305-00-004-1689, 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 COUNTERSUNK UNDERCUT |
| head_height | 0.097 INCHES NOMINAL IN |
| thread_class | 3A A |
| head_diameter | 0.648 INCHES MINIMUM AND 0.666 INCHES MAXIMUM IN |
| thread_length | 0.368 INCHES MINIMUM AND 0.514 INCHES MAXIMUM IN |
| screw_material | STEEL COMP 4037 |
| fastener_length | 0.766 INCHES MINIMUM AND 0.811 INCHES MAXIMUM IN |
| special_features | HEAD UNDERCUT FOR O-RING AND POLYTETRAFLUOROETHYLENE WASHER |
| thread_direction | RIGHT-HAND |
| countersink_angle | 100.0 DEGREES NOMINAL |
| internal_drive_style | CROSS RECESS TYPE 1 |
| nominal_thread_diameter | 0.250 INCHES IN |
| NSN | 5305-00-004-1689 |
| HEAD HEIGHT | 0.097 INCHES NOMINAL IN |
| SCREW SURFACE TREATMENT | CADMIUM |
| FASTENER LENGTH | 0.766 INCHES MINIMUM AND 0.811 INCHES MAXIMUM IN |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE |
| THREAD LENGTH | 0.368 INCHES MINIMUM AND 0.514 INCHES MAXIMUM IN |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| HEAD STYLE | FLAT COUNTERSUNK UNDERCUT |
| THREAD DIRECTION | RIGHT-HAND |
| SCREW MATERIAL | STEEL COMP 4037 |
| SPECIAL FEATURES | HEAD UNDERCUT FOR O-RING AND POLYTETRAFLUOROETHYLENE WASHER |
No substitute or cross-reference records for this part.