KK UNF 2A CJ1 D across flats NN mounting nut CJP Double end mounting Spring extend: NCME-T Head side pivot mounting Spring extend: NCMC-T CJ2 ZB2 + ZC per 1" of stroke ZB2 + ZC per 1" of stroke NCME150 G dia. pivot pin B dia. pilot CM2 B dia. pilot MM dia. MM dia.