DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 3.487 INCHES MINIMUM AND 3.537 INCHES MAXIMUM FIRST HOLE |
FASTENER LENGTH | 3.621 INCHES MINIMUM AND 3.651 INCHES MAXIMUM |
GRIP DIAMETER | 0.5605 INCHES MINIMUM AND 0.5615 INCHES MAXIMUM |
GRIP LENGTH | 3.115 INCHES MINIMUM AND 3.135 INCHES MAXIMUM |
HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
HEAD HEIGHT | 0.281 INCHES MINIMUM AND 0.296 INCHES MAXIMUM |
HEAD STYLE | DISHED HEXAGON |
MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-8503 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 5TH MATERIAL RESPONSE OVERALL |
MATERIAL | STEEL COMP 4140 OR STEEL COMP E4340 OR STEEL COMP 6150 OR STEEL COMP 8735 OR STEEL COMP 8740 OVERALL |
MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
NOMINAL THREAD DIAMETER | 0.562 INCHES |
SHANK UNTHREADED HOLE DIAMETER | 0.141 INCHES MINIMUM AND 0.151 INCHES MAXIMUM FIRST HOLE |
SPECIFICATION/STANDARD DATA | 80205-NAS1109 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
WIDTH BETWEEN FLATS | 0.865 INCHES MINIMUM AND 0.877 INCHES MAXIMUM |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.486 INCHES MINIMUM AND 0.536 INCHES MAXIMUM |
THREAD QUANTITY PER INCH | 18 |
THREAD SERIES DESIGNATOR | UNJF |