C111958: GASKET.
The GASKET is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4037 OVERALL, head_height: 0.312 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.437 INCHES NOMINAL IN, thread_length: 0.889 INCHES MINIMUM IN, fastener_length: 1.000 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 5306-00-352-8399, 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 4037 OVERALL |
| head_height | 0.312 INCHES NOMINAL IN |
| thread_class | 3A A |
| head_diameter | 0.437 INCHES NOMINAL IN |
| thread_length | 0.889 INCHES MINIMUM IN |
| fastener_length | 1.000 INCHES NOMINAL IN |
| hardness_rating | 40.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM OVERALL |
| special_features | STYLE DESIGNATOR:NO.60 IRREGULAR SHAPE FROM FIIG A03200 |
| thread_direction | RIGHT-HAND |
| width_across_flats | 0.218 INCHES NOMINAL IN |
| internal_drive_style | HEXAGON |
| supplementary_features | CROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200 |
| NSN | 5306-00-352-8399 |
| WIDTH ACROSS FLATS | 0.218 INCHES NOMINAL IN |
| HEAD HEIGHT | 0.312 INCHES NOMINAL IN |
| FASTENER LENGTH | 1.000 INCHES NOMINAL IN |
| THREAD LENGTH | 0.889 INCHES MINIMUM IN |
| HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| NOMINAL THREAD DIAMETER | 0.312 INCHES IN |
| THREAD DIRECTION | RIGHT-HAND |
| MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH LBS |
| INTERNAL DRIVE STYLE | HEXAGON |