5750299-003: NUT,PLAIN,ROUND.
The NUT,PLAIN,ROUND is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 OVERALL, nut_style: ROUND, nut_diameter: 6.490 INCHES MINIMUM AND 6.510 INCHES MAXIMUM IN, thread_class: 3B, nut_thickness: 0.750 INCHES MINIMUM AND 0.780 INCHES MAXIMUM IN, thread_series: UN. This part is cataloged in the U.S.
Government catalog under NSN 5310-01-411-3844, 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 | IRON ALLOY 660 OVERALL |
| nut_style | ROUND |
| nut_diameter | 6.490 INCHES MINIMUM AND 6.510 INCHES MAXIMUM IN |
| thread_class | 3B |
| nut_thickness | 0.750 INCHES MINIMUM AND 0.780 INCHES MAXIMUM IN |
| thread_series | UN |
| hardness_rating | 29.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM |
| thread_direction | RIGHT-HAND |
| drive_point_depth | 0.125 INCHES NOMINAL IN |
| drive_point_width | 0.400 INCHES NOMINAL IN |
| surface_treatment | PASSIVATE OVERALL |
| small_end_diameter | 5.556 INCHES MINIMUM AND 5.576 INCHES MAXIMUM IN |
| NSN | 5310-01-411-3844 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THREAD SERIES | UN |
| HARDNESS RATING | 29.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| DRIVE POINT WIDTH | 0.400 INCHES NOMINAL IN |
| THREAD DIRECTION | RIGHT-HAND |
| NOMINAL THREAD SIZE | 5.500 INCHES IN |
| NUT DIAMETER | 6.490 INCHES MINIMUM AND 6.510 INCHES MAXIMUM IN |
| DRIVE POINT DEPTH | 0.125 INCHES NOMINAL IN |
| UNDERCUT THICKNESS | 0.150 INCHES NOMINAL IN |
No substitute or cross-reference records for this part.