155258: NUT,UNION.
The NUT,UNION is a the manufacturer industrial component. Key specifications include material: ALUMINUM OVERALL, nut_style: HEXAGON, head_style: ROUND, nut_height: 1.070 INCHES NOMINAL IN, head_height: 0.139 INCHES MINIMUM AND 0.153 INCHES MAXIMUM IN, thread_class: 2A A. This part is cataloged in the U.S.
Government catalog under NSN 5305-00-015-5258, 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.
| material | ALUMINUM OVERALL |
| nut_style | HEXAGON |
| head_style | ROUND |
| nut_height | 1.070 INCHES NOMINAL IN |
| head_height | 0.139 INCHES MINIMUM AND 0.153 INCHES MAXIMUM IN |
| thread_class | 2A A |
| head_diameter | 0.382 INCHES MINIMUM AND 0.408 INCHES MAXIMUM IN |
| thread_length | 0.313 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| thread_series | UNF |
| screw_material | STEEL COMP 1010 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 |
| shoulder_width | 0.250 INCHES NOMINAL IN |
| fastener_length | 0.375 INCHES NOMINAL IN |
| NSN | 5305-00-015-5258 |
| HEAD HEIGHT | 0.139 INCHES MINIMUM AND 0.153 INCHES MAXIMUM IN |
| SCREW SURFACE TREATMENT | CADMIUM OR ZINC |
| FASTENER LENGTH | 0.375 INCHES NOMINAL IN |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD ALL MATERIAL RESPONSES |
| THREAD LENGTH | 0.313 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| NOMINAL THREAD DIAMETER | 0.216 INCHES IN |
| HEAD STYLE | ROUND |
| THREAD DIRECTION | RIGHT-HAND |
| SCREW MATERIAL | STEEL COMP 1010 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |