3M981-3-21: PIN-RIVET.
The PIN-RIVET is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 OVERALL, head_style: FLAT CHAMFER, grip_length: 1.317 INCHES MAXIMUM IN, head_height: 0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN, shank_style: PIN-RIVET, STRAIGHT, THREADED, thread_class: 3A A. This part is cataloged in the U.S.
Government catalog under NSN 5320-01-176-0990, 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 |
| head_style | FLAT CHAMFER |
| grip_length | 1.317 INCHES MAXIMUM IN |
| head_height | 0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN |
| shank_style | PIN-RIVET, STRAIGHT, THREADED |
| thread_class | 3A A |
| shank_diameter | 0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN |
| shear_strength | 95000 SINGLE POUNDS PER SQUARE INCH |
| fastener_length | 1.627 INCHES MINIMUM AND 1.647 INCHES MAXIMUM IN |
| special_features | DRILLED HOLE THROUGH CENTER OF THREADS 0.076 IN. MIN 0.086 IN. MAX DIA IN |
| thread_direction | RIGHT-HAND |
| surface_treatment | PASSIVATE OVERALL |
| NSN | 5320-01-176-0990 |
| SHANK DIAMETER | 0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN |
| HEAD HEIGHT | 0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN |
| FASTENER LENGTH | 1.627 INCHES MINIMUM AND 1.647 INCHES MAXIMUM IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| HEAD STYLE | FLAT CHAMFER |
| THREAD DIRECTION | RIGHT-HAND |
| NOMINAL THREAD SIZE | 0.190 INCHES IN |
| GRIP LENGTH | 1.317 INCHES MAXIMUM IN |
| WIDTH BETWEEN FLATS | 0.0791 INCHES MINIMUM AND 0.0806 INCHES MAXIMUM IN |
| SHANK STYLE | PIN-RIVET, STRAIGHT, THREADED |