1J4948: BOLT,SQUARE NECK.
The BOLT,SQUARE NECK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, neck_length: 0.626 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 2.250 INCHES NOMINAL IN, fastener_length: 3.750 INCHES NOMINAL IN, hardness_rating: 36.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL. This part is cataloged in the U.S.
Government catalog under NSN 5306-00-436-9898, 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 OVERALL |
| neck_length | 0.626 INCHES NOMINAL IN |
| thread_class | 2A A |
| thread_length | 2.250 INCHES NOMINAL IN |
| fastener_length | 3.750 INCHES NOMINAL IN |
| hardness_rating | 36.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL |
| thread_direction | RIGHT-HAND |
| features_provided | FINISHED HEAD |
| nominal_thread_diameter | 1.000 INCHES IN |
| minimum_tensile_strength | 170000 POUNDS PER SQUARE INCH LBS |
| thread_quantity_per_inch | 8 |
| thread_series_designator | UNIFIED NATIONAL COARSE (UNC) |
| NSN | 5306-00-436-9898 |
| NECK LENGTH | 0.626 INCHES NOMINAL IN |
| FASTENER LENGTH | 3.750 INCHES NOMINAL IN |
| THREAD LENGTH | 2.250 INCHES NOMINAL IN |
| HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL |
| NOMINAL THREAD DIAMETER | 1.000 INCHES IN |
| FEATURES PROVIDED | FINISHED HEAD |
| THREAD DIRECTION | RIGHT-HAND |
| MINIMUM TENSILE STRENGTH | 170000 POUNDS PER SQUARE INCH LBS |
| THREAD CLASS | 2A A |
| THREAD QUANTITY PER INCH | 8 |
No substitute or cross-reference records for this part.