91180A643: SCREW,CAP,HEXAGON HEAD.
The SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, head_height: 6.4 MILLIMETERS NOMINAL MM, thread_length: 26.0 MILLIMETERS MINIMUM AND 34.0 MILLIMETERS MAXIMUM MM, fastener_length: 55.0 MILLIMETERS NOMINAL MM, special_features: PER MCMASTER CARR PART NUMBER HAS MULTIPLE SOURCES AND OEM COULD NOT BE PROVIDED, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-640-6774, 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.
| head_style | HEXAGON |
| head_height | 6.4 MILLIMETERS NOMINAL MM |
| thread_length | 26.0 MILLIMETERS MINIMUM AND 34.0 MILLIMETERS MAXIMUM MM |
| fastener_length | 55.0 MILLIMETERS NOMINAL MM |
| special_features | PER MCMASTER CARR PART NUMBER HAS MULTIPLE SOURCES AND OEM COULD NOT BE PROVIDED |
| thread_direction | RIGHT-HAND |
| surface_treatment | ZINC OVERALL |
| width_between_flats | 17.0 MILLIMETERS NOMINAL MM |
| end_item_identification | 2590-01-618-5030 |
| thread_series_designator | M |
| thread_pitch_in_millimeters | 1.25 |
| external_thread_tolerance_class | 6H |
| NSN | 5305-01-640-6774 |
| HEAD HEIGHT | 6.4 MILLIMETERS NOMINAL MM |
| EXTERNAL THREAD TOLERANCE CLASS | 6H |
| FASTENER LENGTH | 55.0 MILLIMETERS NOMINAL MM |
| THREAD PITCH IN MILLIMETERS | 1.25 |
| THREAD LENGTH | 26.0 MILLIMETERS MINIMUM AND 34.0 MILLIMETERS MAXIMUM MM |
| HEAD STYLE | HEXAGON |
| THREAD DIRECTION | RIGHT-HAND |
| WIDTH BETWEEN FLATS | 17.0 MILLIMETERS NOMINAL MM |
| NONSTANDARD THREAD PITCH DIAMETER | -32.0 TO 50.0 MILLIMETERS MM |
| SPECIAL FEATURES | PER MCMASTER CARR PART NUMBER HAS MULTIPLE SOURCES AND OEM COULD NOT BE PROVIDED |
No substitute or cross-reference records for this part.