Perno Hexagonal Grado 2 UNF

NOMINAL1/4"5/16"3/8"7/16"1/2"5/8"3/4"7/8"1"
Hilos x Pulg282424202018161412
A (mm)11,112,714,215,81923,828,533,338,1
A (pulg)7/16"1/2"9/16"5/8"3/4"15/16"1.1/8"1.5/16"1.1/2"
H (mm)3,95,15,97,17,99,911,913,815,4
H (pulg)5/32"13/64"15/64"9/32"5/16"25/64"15/32"35/64"39/64"