A51G10555-11: PACKING NUT.
The PACKING NUT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4340, slot_width: 0.125 INCHES NOMINAL IN, thread_size: 2 5/8 IN-16 AND 3 IN-16 IN, thread_class: 3B AND 3A A, thread_length: 0.500 INCHES NOMINAL IN, overall_length: 0.500 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 4730-00-491-8916, 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 | STEEL COMP 4340 |
| slot_width | 0.125 INCHES NOMINAL IN |
| thread_size | 2 5/8 IN-16 AND 3 IN-16 IN |
| thread_class | 3B AND 3A A |
| thread_length | 0.500 INCHES NOMINAL IN |
| overall_length | 0.500 INCHES NOMINAL IN |
| style_designator | ROUND SLOTTED, EXTERNAL THREAD, BOSS |
| thread_direction | RIGHT-HAND |
| surface_treatment | CADMIUM AND CHROMATE |
| hole_or_slot_quantity | 4 |
| screw_thread_location | INTERNAL AND EXTERNAL |
| casehardening_indicator | NOT CASEHARDENED |
| NSN | 4730-00-491-8916 |
| MATERIAL HARDNESS RATING | 29.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM |
| HOLE OR SLOT QUANTITY | 4 |
| THREAD LENGTH | 0.500 INCHES NOMINAL IN |
| STYLE DESIGNATOR | ROUND SLOTTED, EXTERNAL THREAD, BOSS |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6415 ASSN STD SINGLE MATERIAL RESPONSE |
| OVERALL LENGTH | 0.500 INCHES NOMINAL IN |
| THREAD DIRECTION | RIGHT-HAND |
| CASEHARDENING INDICATOR | NOT CASEHARDENED |
| THREAD SIZE | 2 5/8 IN-16 AND 3 IN-16 IN |
| SCREW THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT (UNJ) |
No substitute or cross-reference records for this part.