For further information:
(800) 514-0129 I sales.usa@imi-precision.com
www.imi-precision.com
WARNING: Cancer and Reproductive Harm – www.p65warnings.ca.gov
88
HOW TO SPECIFY
Threaded Front/Rear Mount (HB)
(Standard)
Bore W* X Y
12mm (1/2") 8-32 UNC 10.5 (0.41) 7.0 (0.28)
16mm (5/8") 8-32 UNC 10.5 (0.41) 7.0 (0.28)
20mm (3/4") 1/4-20 UNC 17.0 (0.67) 10.0 (0.39)
25mm (1") 1/4-20 UNC 17.0 (0.67) 10.0 (0.39)
32mm (1-1/4") 1/4-20 UNC 17.0 (0.67) 10.0 (0.39)
40mm (1-1/2") 1/4-20 UNC 17.0 (0.67) 10.0 (0.39)
50mm (2") 5/16-18 UNC 22.0 (0.87) 14.0 (0.55)
63mm (2-1/2") 7/16-14 UNC 28.5 (1.12) 18.0 (0.71)
80mm (3-1/4") 1/2-13 UNC 35.8 (1.40) 22.0 (0.87)
100mm (4") 1/2-13 UNC 35.8 (1.40) 22.0 (0.87)
*All four bolt holes are recommended to be used for front mounting.
Bumpers (-B) 3C/QC
Stroke Reduction for all 3C/QC Bore Sizes
Model
Stroke Reduction
mm (in)
Double Acting Single Rod End 3.0 (1.2)
Male Rod End (-TM)
Bore AA BB F
12mm (1/2") 8-32 UNC 8.0 (0.31) 11.5 (0.45)
16mm (5/8") 8-32 UNC 8.0 (0.31) 11.5 (0.45)
20mm (3/4") 10-32 UNC 8.0 (0.31) 12.5 (0.49)
25mm (1") 1/4-28 UNC 9.5 (0.37) 14.5 (0.57)
32mm (1-1/4") 5/16-24 UNC 12.7 (0.50) 19.7 (0.78)
40mm (1-1/2") 3/8-24 UNC 16.0 (0.63) 23.0 (0.91)
50mm (2") 1/2-20 UNC 19.5 (0.77) 27.5 (1.08)
63mm (2-1/2") 1/2-20 UNC 19.5 (0.77) 27.5 (1.08)
80mm (3-1/4") 5/8-18 UNC 25.5 (1.00) 35.5 (1.40)
100mm (4") 5/8-18 UNC 28.5 (1.12) 40.5 (1.59)
3C and QC Accessory Options and Dimensions
3C
AND
QC
SERIES
4
