[ em: electromagnet ] extended hub (model 20 only) standard hub 20 20 / 27.1 901, 28, 241, 6 1087, 105, 74, 4.8 4500 bore 1/2 key way 1/8 x 1/16 bore 5/8 key way 3/16 x 3/32 bore 3/4 key way 3/16 x 3/32 2 self-adjusting em clutch types: 20, 50 1/4 x 1/8 accepts 4000 coil (20c) voltage [dc-v] resistance [ ? ] max allowable speed [rpm] standard bore options rated torque [ft-lbs / n-m] 50 50 / 67.8 901, 241, 6 1-1/8 1/4 x 1/2 1-1/4 ct 237, 16, 1.1 ct bore 7/8 2 key way 3/16 x 3/32 bore 1 2 key way 1/4 x 1/8 a 2.938 b4.5 c 1.938 d 1.564 e 1.188 f 1.625 g 0.375 i2.25 j2.5 k 0.024 l 3.813 m1 n 0.3125 / 0.3145 o 1.125 p 1.375 / 1.376 q 2.188 r 1.594 9.2 / 4.2 [ note 1 : most common voltage ] [ 1" = 25.4mm ] [ note 2 : not available with extended hubs ] dl lh 2.875 3.125 1.969 1.313 1.5 0.375 accepts type g bushing weight [lbs / kg] - - 0.031 - 15 / 7 - - - 5.313 2.094 3.219 - dimensions [in] [in] ct o g ura industrial www.o g ura-clutch.com 100 randolph rd. info@ogura-clutch.com somerset, nj 08875 (732) 271-7361 ct
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