HT111-4-13: SCREW,MACHINE.
The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FLAT COUNTERSUNK, thread_class: 3A A, head_diameter: 0.390 INCHES MINIMUM AND 0.395 INCHES MAXIMUM IN, thread_length: 0.469 INCHES MINIMUM IN, screw_material: STEEL COMP 431, fastener_length: 1.281 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-00-934-9840, 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 |
| thread_class | 3A A |
| head_diameter | 0.390 INCHES MINIMUM AND 0.395 INCHES MAXIMUM IN |
| thread_length | 0.469 INCHES MINIMUM IN |
| screw_material | STEEL COMP 431 |
| fastener_length | 1.281 INCHES NOMINAL IN |
| hardness_rating | 45.0 ROCKWELL C MINIMUM AND 49.0 ROCKWELL C MAXIMUM |
| thread_direction | RIGHT-HAND |
| countersink_angle | 100.0 DEGREES NOMINAL |
| internal_drive_style | HIGH-TORQUE |
| nominal_thread_diameter | 0.250 INCHES IN |
| minimum_tensile_strength | 215000 POUNDS PER SQUARE INCH LBS |
| NSN | 5305-00-934-9840 |
| FASTENER LENGTH | 1.281 INCHES NOMINAL IN |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE |
| THREAD LENGTH | 0.469 INCHES MINIMUM IN |
| HARDNESS RATING | 45.0 ROCKWELL C MINIMUM AND 49.0 ROCKWELL C MAXIMUM |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| HEAD STYLE | FLAT COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |
| SCREW MATERIAL | STEEL COMP 431 |
| MINIMUM TENSILE STRENGTH | 215000 POUNDS PER SQUARE INCH LBS |
| INTERNAL DRIVE STYLE | HIGH-TORQUE |
No substitute or cross-reference records for this part.