- Disc Coupling
F3 F4,FX,FB FH,FV S E
F3 (Single Disc-Flex) Type
Disc Coupling (Four Bolts)


SIZE Allowable Torque (kgf-m) Allow
able
Max
Radial
load
Max
speed
rpm
Dimension (mm) Cplg
WT
kg
GD2
kg.cm
2
Bolt
Joint
Torque
kg.m
Radial
Unload
1/3
Radial
load
2/3
Radial
load
Max
Radial
load
Max
bore
da
A B F G H J
05 3.4 1.5 1.2 0.8 15 47,000 23 67 55.8 25 5.8 33 16 0.6 8 0.9
10 9.2 4.1 3.2 2.3 25 39,000 32 81 57.1 25 7.1 46 16 1.1 24 0.9
15 18 8.1 6.3 4.5 56 34,000 35 93 66.4 29 8.4 51 24 1.7 48 2.2
20 25 11.3 8.7 6.0 83 30,000 42 104 79 34 11 61 30 2.5 80 2.2
25 13 19.3 16.0 11.0 120 25,000 50 126 93.2 41 11.2 71 27 4.3 224 4.2
30 79 35.5 27.6 20.0 180 22,000 58 143 108.5 48 12.5 84 28 6.9 440 7.3
35 130 58.5 45.5 32.5 270 19,000 74 168 130 57 16 106 26 11.3 1,080 7.3
40 210 94.5 73.4 52.5 380 16,000 83 194 145 64 17 118 30 16.7 2,080 15.9
45 340 153 119 85 450 15,000 95 214 174.8 76 22.8 137 34 22.7 3,520 15.9
50 500 225 171 125 610 13,000 109 246 202 89 24 156 26 35.4 7,200 22.1
55 650 292 227 163 770 11,000 118 276 230 102 26 169 42 52.0 12,800 55.3