The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FLAT COUNTERSUNK, thread_class: 3A A, head_diameter: 0.099 INCHES MINIMUM AND 0.101 INCHES MAXIMUM IN, thread_length: 0.562 INCHES MINIMUM IN, screw_material: STEEL, fastener_length: 1.281 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-058-4012, 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 | 0.099 INCHES MINIMUM AND 0.101 INCHES MAXIMUM IN |
| thread_length | 0.562 INCHES MINIMUM IN |
| screw_material | STEEL |
| fastener_length | 1.281 INCHES NOMINAL IN |
| hardness_rating | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| thread_direction | RIGHT-HAND |
| countersink_angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| internal_drive_style | CROSS RECESS TYPE 1 |
| nominal_thread_diameter | 0.250 INCHES IN |
| screw_surface_treatment | CADMIUM |
| NSN | 5305-00-058-4012 |
| THREAD CLASS | 3A A |
| FASTENER LENGTH | 1.266 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN |
| SCREW SURFACE TREATMENT | CADMIUM AND CHROMATE |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| THREAD SERIES DESIGNATOR | UNF |
| HEAD STYLE | FLAT COUNTERSUNK |
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| SCREW MATERIAL | STEEL COMP E4340 OR STEEL COMP 8740 OR STEEL COMP 8735 OR STEEL COMP 6150 OR STEEL COMP 4140 OR STEEL COMP 4037 |
| THREAD QUANTITY PER INCH | 28 |