SLACK ADJUSTERS
SELECTING A SLACK ADJUSTER
1. Determine if straight or offset arm. If offset, determine if RH or LH needed. 2. Identify spline size (diameter and number of teeth). 3. Select model needed. 4. Determine the arm hole used (if slack contains more than one). 5. Identify bushing diameter. 6. Measure from center of arm hole used to center of splined hole to determine arm length (A, B or C).
A
B
C
MANUAL SLACK ADJUSTOR
Part No.
Cam/Spline Arm Length Pin Style
BEP KN44041 MID WAKN44041
1 5/8 ″ –37 1 1/2 ″ –28 1 1/2 ″ –10 1 1/2 ″ –28 1 1/2 ″ –10
6 ″
1/2 ″ 1/2 ″ 1/2 ″ 1/2 ″ 1/2 ″ 1/2 ″
A B B B C C
5 ″ & 6 ″
BEP KN44051 BEP KN47011
5 1/2 ″ –6 1/2 ″ 5 1/2 ″ , 6 1/2 ″
BEP KN44061 MID WAKN44061
* Difference between KN44051 & KN44071 is 26,000 inch Lbs & 30,000 inch Lbs
5 ″ , 6 ″ & 7 ″ 5 ″ , 6 ″ & 7 ″
BEP KN47001
MID WAKN44071 1-1/2"-28
GUNITE STYLE AUTOMATIC BRAKE SLACK ADJUSTOR
Part No.
Applications Spline Arm Length Clevis Kit (Included)
1-1/4 ″ -10 5-1/2 ″ 1-1/2 ″ -10 5-1/2 ″ 1-1/2 ″ -10 6 ″ 1-1/2 ″ -10 6.5 ″ 1-1/4 ″ -24 5 ″ 1-1/4"-24 5.5 ″ 1-1/2 ″ -28 5 ″ 1-5/8 ″ -37 5.5 ″ 1-1/2 ″ -10 5.5 ″
GBD AS1136 Steer
AS3019 AS3019 AS3016 AS3016 AS3019 AS3019 AS3016 AS3018 See Note AS3019 See Note AS3016 See Note AS3018
GBD AS1132 Steer & Drive
GBD AS1133 Drive GBD AS1134 Drive GBD AS1137 Steer GBD AS1138 Steer GBD AS1139 Drive GBD AS1143 Trailer
GBD AS1168* Steer & Drive
GUN AS1140 GUN AS1172* GUN AS1141 GUN AS1173*
1-1/2 ″ -28 5 1/2 ″
Steer & Drive
1-1/2 ″ -28 6 ″
Drive
1-1/2 ″ -28 6-1/2 ″
GBD AS1147 Trailer
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