4X640: RIVET,BLIND.
The RIVET,BLIND is a the manufacturer industrial component. Key specifications include material: STEEL COMP 3135, thread_class: 3A NUT THREAD A, thread_length: 1.234 INCHES MAXIMUM NUT THREAD IN, overall_length: 4.250 INCHES MINIMUM AND 4.281 INCHES MAXIMUM IN, hardness_rating: 27.6 ROCKWELL C MINIMUM AND 34.3 ROCKWELL C MAXIMUM, thread_direction: RIGHT-HAND NUT THREAD. This part is cataloged in the U.S.
Government catalog under NSN 5320-00-155-7052, 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 3135 |
| thread_class | 3A NUT THREAD A |
| thread_length | 1.234 INCHES MAXIMUM NUT THREAD IN |
| overall_length | 4.250 INCHES MINIMUM AND 4.281 INCHES MAXIMUM IN |
| hardness_rating | 27.6 ROCKWELL C MINIMUM AND 34.3 ROCKWELL C MAXIMUM |
| thread_direction | RIGHT-HAND NUT THREAD |
| nominal_thread_size | 0.750 INCHES STUD THREAD IN |
| thread_pitch_diameters | +0.6880 TO 0.6910 INCHES STUD THREAD IN |
| cotter_pin_hole_diameter | 0.125 INCHES NOMINAL FIRST HOLE IN |
| thread_quantity_per_inch | 10 STUD THREAD |
| thread_series_designator | UNF NUT THREAD |
| material_document_and_classification | ASTM A322 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A331 ASSN STD SINGLE MATERIAL RESPONSE |
| NSN | 5320-00-155-7052 |
| SHANK DIAMETER | 0.187 INCHES NOMINAL IN |
| HEAD HEIGHT | 0.080 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN |
| FASTENER LENGTH | 0.527 INCHES NOMINAL IN |
| EXPANSION DEVICE | PLAIN STEM-TYPE T |
| HEAD STYLE | UNIVERSAL |
| GRIP LENGTH | 0.251 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| SHANK STYLE | SELF-PLUGGING HIGH CLINCH SHANK |
| SURFACE TREATMENT | CADMIUM OVERALL |
| MATERIAL | STEEL OVERALL |
| HEAD MAJOR DIAMETER | 0.375 INCHES NOMINAL IN |
No substitute or cross-reference records for this part.