COTTER PIN HOLE DIAMETER | 0.065 INCHES MINIMUM AND 0.072 INCHES MAXIMUM FIRST HOLE |
DISTANCE FROM COTTER PIN HOLE CENTERLINE TO NUT END | 0.110 INCHES NOMINAL FIRST HOLE |
HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM |
OVERALL LENGTH | 1.750 INCHES NOMINAL |
MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A322 ASSN STD ALL MATERIAL RESPONSES OR ASTM A331 ASSN STD ALL MATERIAL RESPONSES |
MATERIAL | STEEL COMP 4140 OR STEEL COMP 8640 OR STEEL COMP 8740 |
NOMINAL THREAD SIZE | 0.375 INCHES NUT THREAD |
NOMINAL THREAD SIZE | 0.375 INCHES STUD THREAD |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,CL C FED SPEC ALL TREATMENT RESPONSES OVERALL |
SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
THREAD CLASS | 3A NUT THREAD |
THREAD DIRECTION | RIGHT-HAND NUT THREAD |
THREAD DIRECTION | RIGHT-HAND STUD THREAD |
THREAD LENGTH | 0.780 INCHES MINIMUM AND 0.880 INCHES MAXIMUM STUD THREAD |
THREAD LENGTH | 0.810 INCHES MINIMUM AND 0.940 INCHES MAXIMUM NUT THREAD |
THREAD QUANTITY PER INCH | 16 STUD THREAD |
THREAD QUANTITY PER INCH | 24 NUT THREAD |
THREAD PITCH DIAMETERS | +0.3408 TO 0.3428 INCHES STUD THREAD |
THREAD SERIES DESIGNATOR | UNF NUT THREAD |
THREAD SERIES DESIGNATOR | UNS STUD THREAD |