NAS1221-08E19: SCREW,MACHINE.
The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FLAT COUNTERSUNK, thread_class: 3A A, head_diameter: 0.294 INCHES MINIMUM AND 0.332 INCHES MAXIMUM IN, thread_length: 0.314 INCHES MINIMUM AND 0.364 INCHES MAXIMUM IN, screw_material: IRON ALLOY 660, fastener_length: 1.512 INCHES MINIMUM AND 1.542 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-118-3129, 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 | 0.294 INCHES MINIMUM AND 0.332 INCHES MAXIMUM IN |
| thread_length | 0.314 INCHES MINIMUM AND 0.364 INCHES MAXIMUM IN |
| screw_material | IRON ALLOY 660 |
| fastener_length | 1.512 INCHES MINIMUM AND 1.542 INCHES MAXIMUM IN |
| hardness_rating | 24.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM |
| thread_direction | RIGHT-HAND |
| countersink_angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| internal_drive_style | HIGH-TORQUE |
| nominal_thread_diameter | 0.164 INCHES IN |
| screw_surface_treatment | PASSIVATE |
| NSN | 5305-01-118-3129 |
| SCREW SURFACE TREATMENT | PASSIVATE |
| FASTENER LENGTH | 1.512 INCHES MINIMUM AND 1.542 INCHES MAXIMUM IN |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | AMS5731 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5732 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5737 ASSN STD SINGLE MATERIAL RESPONSE |
| THREAD LENGTH | 0.314 INCHES MINIMUM AND 0.364 INCHES MAXIMUM IN |
| HARDNESS RATING | 24.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM |
| NOMINAL THREAD DIAMETER | 0.164 INCHES IN |
| HEAD STYLE | FLAT COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |
| SPECIFICATION/STANDARD DATA | 80205-NAS1221 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| SCREW MATERIAL | IRON ALLOY 660 |