The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: DOUBLE HEXAGON W/ HOLE, head_height: 0.208 INCHES MINIMUM AND 0.228 INCHES MAXIMUM IN, thread_class: 3A A, hole_diameter: 0.047 INCHES NOMINAL IN, thread_length: 0.224 INCHES MINIMUM AND 0.264 INCHES MAXIMUM IN, screw_material: IRON ALLOY 660. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-139-0838, 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 | DOUBLE HEXAGON W/ HOLE |
| head_height | 0.208 INCHES MINIMUM AND 0.228 INCHES MAXIMUM IN |
| thread_class | 3A A |
| hole_diameter | 0.047 INCHES NOMINAL IN |
| hole_quantity | 4 |
| thread_length | 0.224 INCHES MINIMUM AND 0.264 INCHES MAXIMUM IN |
| screw_material | IRON ALLOY 660 |
| fastener_length | 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN |
| hardness_rating | 24.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM |
| thread_direction | RIGHT-HAND |
| width_between_flats | 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN |
| nominal_thread_diameter | 0.138 INCHES IN |
| NSN | 5305-01-139-0838 |
| MINIMUM TENSILE STRENGTH | 130000 POUNDS PER SQUARE INCH LBS |
| SCREW MATERIAL | IRON ALLOY 660 |
| HOLE QUANTITY | 4 |
| THREAD LENGTH | 0.224 INCHES MINIMUM AND 0.264 INCHES MAXIMUM IN |
| THREAD QUANTITY PER INCH | 40 |
| EXTENDED WASHER THICKNESS | 0.030 INCHES MINIMUM IN |
| NOMINAL THREAD DIAMETER | 0.138 INCHES IN |
| HOLE DIAMETER | 0.047 INCHES NOMINAL IN |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |