PART NO. THREAD DIMENSIONS E F A B S1 1NP9-02-10M Z1/8"X27 M10X1 21 24 11 1NP9-04-12AM Z1/4"X18 M12X1 25.5 27 14 1NP9-04-12M Z1/4"X18 M12X1.5 25.5 28 14 1NP9-04-14M Z1/4"X18 M14X1.5 25.5 28 14 1NP9-06-16M Z3/8"X18 M16X1.5 31 32.5 19 1NP9-08-20M Z1/2"X14 M20X1.5 36.7 37 22 1NP9-08-22M Z1/2"X14 M22X1.5 36.7 38 22