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UC
Unit of Measure
1 2 3 

Item #

Shaft Diameter d

Dimension d Diagram

Dimension D

Dimension D Diagram

Dimension B

Dimension C

UC-201 N/A 12 mm

N/A

N/A N/A
UC-201-8 N/A 1/2 in

N/A

N/A N/A
UC-202-9 N/A 9/16 in

N/A 40 mm

N/A 27.4 mm N/A 14 mm
UC-202 N/A 15 mm

N/A 40 mm

N/A 27.4 mm N/A 14 mm
UC-202-10 N/A 5/8 in

N/A 40 mm

N/A 27.4 mm N/A 14 mm
UC-203 N/A 17 mm

N/A

N/A N/A
UC-203-11 N/A 11/16 in

N/A

N/A N/A
UC-204-12 N/A 3/4 in

N/A 47 mm

N/A 31 mm N/A 16 mm
UC-204 N/A 20 mm

N/A 47 mm

N/A 31 mm N/A 16 mm
UC-205-14 N/A 7/8 in

N/A 52 mm

N/A 34.1 mm N/A 17 mm
UC-205-15 N/A 15/16 in

N/A 52 mm

N/A 34.1 mm N/A 17 mm
UC-205 N/A 25 mm

N/A 52 mm

N/A 34.1 mm N/A 17 mm
UC-205-16 N/A 1 in

N/A 52 mm

N/A 34.1 mm N/A 17 mm
UC-206-18 N/A 1 1/2 in

N/A 62 mm

N/A 38.1 mm N/A 19 mm
UC-206 N/A 30 mm

N/A 62 mm

N/A 38.1 mm N/A 19 mm
UC-206-19 N/A 1 3/16 in

N/A 62 mm

N/A 38.1 mm N/A 19 mm
UC-206-20 N/A 1 1/4 in

N/A 62 mm

N/A 38.1 mm N/A 19 mm
UC-207-20 N/A 1 1/4 in

N/A 72 mm

N/A 42.9 mm N/A 20 mm
UC-207-21 N/A 1 5/16 in

N/A 72 mm

N/A 42.9 mm N/A 20 mm
UC-207-22 N/A 1 3/8 in

N/A 72 mm

N/A 42.9 mm N/A 20 mm
UC-207 N/A 35 mm

N/A 72 mm

N/A 42.9 mm N/A 20 mm
UC-207-23 N/A 1 7/16 in

N/A 72 mm

N/A 42.9 mm N/A 20 mm
UC-208-24 N/A 1 1/2 in

N/A 80 mm

N/A 49.2 mm N/A 21 mm
UC-208-25 N/A 1 9/16 in

N/A 80 mm

N/A 49.2 mm N/A 21 mm
UC-208 N/A 40 mm

N/A 80 mm

N/A 49.2 mm N/A 21 mm
Unit of Measure
1 2 3