91554: 91554.
The 91554 is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 OVERALL, head_style: FLAT CHAMFER, head_height: 0.133 INCHES MINIMUM AND 0.134 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.215 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN, thread_length: 0.338 INCHES MINIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5815-00-126-7631, 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 |
| head_height | 0.133 INCHES MINIMUM AND 0.134 INCHES MAXIMUM IN |
| thread_class | 3A A |
| head_diameter | 0.215 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN |
| thread_length | 0.338 INCHES MINIMUM IN |
| fastener_length | 0.588 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| surface_treatment | CADMIUM OVERALL |
| width_across_flats | 0.109 INCHES MINIMUM AND 0.111 INCHES MAXIMUM IN |
| internal_drive_style | HEXAGON |
| nominal_thread_diameter | 0.138 INCHES IN |
| NSN | 5815-00-126-7631 |
| FSC APPLICATION DATA | TELETYPE AND FACSIMILE EQUIPMENT |
No substitute or cross-reference records for this part.