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Text version of the page
B-33
Overall dimensions
Dimensions
in
inches
®
TRIPLE AND QUADRUPLE REDUCTION
1 All rough casting dimensions may vary by .25" due to casting
variations
2 Shaft extension tolerance: +.0000"; –.0005" up to 1.5" diameter
inclusive. Larger diameters: +.000"; –.001".
GEAR
FRAME M AK1
RU
56C 140TC 180TC 210TC 250TC 280TC
2503A 15.41 4.37 - - 5.39 5.39 5.39 6.92
2503B 16.99 4.37 - 2.99 3.74 3.74 4.68 -
2503C 15.30 4.37 2.99 2.99 3.74 3.74 - -
2503D 16.24 4.37 - - - - 5.39 6.92
2504A 18.29 4.37 2.99 2.99 3.74 3.74 - -
2504B 17.46 4.37 2.99 2.99 3.74 3.77 - -
2504C 16.90 4.37 2.99 2.99 3.74 3.77 - -
2504D 17.72 4.37 2.99 2.99 3.74 3.77 - -
MOTOR
FRAME S1 AJ1 AK
56C 0.375 5.875 4.50
140TC 0.375 5.875 4.50
180TC 0.50 7.25 8.50
210TC 0.50 7.25 8.50
250TC 0.50 7.25 8.50
280TC 0.50 9.0 10.50
Y SQ.
KEY
B2 AK
AJ
ØBF
10 HOLES
36°
AJ1
U AK3
BE
BB
ØS1
4 HOLES
N M RU
V
P
AK1
Flange Mount
C-Face Reducers
BASIC
FRAME B2 U V Y N AJ AK BB BE BF P
25 12.80 3.50 7.0 0.875 9.56 11.61 9.06 1.10 1.42 0.67 12.83