RA Dimensions

Shafts may be rotated in either direction – arrows merely indocate relative rotation of standard assembled reducers. Reverse relation can be furnished upon request at no additional cost. When ordering, Specify assembly desired.

Reducer Dimensions

Unit RA-0 RA-1 RA-2 RA-3 RA-4
A 5 6 1/4 6 3/4 9 1/2 12
B 5 6 1/4 8 1/4 9 1/2 12
C 5 1/8 6 1/4 7 9 7/16 11 1/4
D 2 5/8 3 1/8 3 1/2 4 3/4 5 3/4
E 1 3/8 2 1/4 3 1/4 3 3/8 3 5/8
G 2 1/32 2 5/8 2 3/4 4 5
H 13/32 13/32 17/32 21/32 25/32
K 2 1/32 2 5/8 3 1/2 4 5
V 1/2 9/16 5/8 3/4 1
Y 2 5/8 3 1/8 3 9/16 4 11/16 5 5/8
High-Speed Shaft L 5 1/4 7 1/4 9 11 12 7/8
M 1 1/2 1 7/8 2 5/16 2 3/4 3 1/16
S 1 1/8 1 5/8 2 1/8 2 3/8 2 3/4
U 5/8 7/8 1 1/4 1 3/8 1 1/2
K.W. 3/16X3/32 3/16X3/32 1/4X1/8 5/16X5/32 3/8X3/16
Low-Speed Shaft N 4 5 3/8 6 3/4 8 1/8 9 3/8
O 1 1/2 2 1/4 3 3/16 3 7/16 3 3/4
P 1 1/8 2 3 3 1/8 3 1/4
R 1 3/8 2 1/4 3 3/16 3 7/16 3 3/4
T 5/8 7/8 1 1/4 1 3/8 1 1/2
K.W. 3/16X3/32 3/16X3/32 1/4X1/8 5/16X5/32 3/8X3/16
Shaft sizes may vary on increasers, for speed increaser applications contact factory.
Shaft diameter tolerance +.000 – .001.
Dimensions shown are for reference only.
Certified prints are available upon request.

RA Series – Approximate Weights & Oil Capacities

Unit
RA-0
RA-1
RA-2
RA-3
RA-4
Weight (Pounds/Kilograms)
13 / 6 28 / 13 40 / 18 85 / 39 140 / 64
Oil Capacity (fluid ounces/milliliters)
10 /295 28 / 828 37 / 1094 75 / 2218 154 / 4554