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The Posistop® X Class Oil Shear Motor and Coupler Brakes are designed and tested to operate over 6 million trouble free cycles with only occasional oil changes and no adjustment - ever! This unheard of life expectancy allows the Posistop® X Class Motor and Coupler Brakes to be used on applications previously thought impossible to do using a brake.

New Posistop® X Class Brakes let you eliminate the typical line stops, the frequent brake repairs and replacements. Here’s the reliability you need for today’s 24/7 manufacturing demands. Here’s speed and precision that can let you run at higher cycle rates and quality levels, or design new machines for higher performance.
Unit of Measure

Specifications

Thermal Rating

N/A 42 HP Sec/Min

Maximum Kinatic Energy (KE) per Engagement

N/A 11295 ft·lb15,060 ft·lb18825 ft·lb

Piston Volume

N/A 0.9 in³

Inertia WK2

N/A 0.0174 lb·ft²0.0181 lb·ft²0.0189 lb·ft²

Maximum Speed

N/A 1800 rpm

Weight

N/A 45 ft·lb

Oil Capacity

N/A 30 Ounces

Coupler Brake Dimensions

Overall Dimensions AA

N/A 4.44 in

Overall Dimensions AB

N/A 4.44 in

Overall Dimensions AG

N/A 8.46 in

Overall Dimensions F

N/A 4.44 in

Overall Dimensions G

N/A 5.08 in

Overall Dimensions P

N/A NPT 1/8 in

Overall Dimensions Q

N/A 4.94 in

Input Dimensions AL

N/A 0.57 in

Input Dimensions BE

N/A 0.73 in

Input Dimensions E

N/A 0.19 in

Input Dimensions FAH

N/A 2.94 in

Input Dimensions FAJ

N/A 7.250 in

Input Dimensions FAK

N/A 8.502 in

Input Dimensions FU

N/A 1.125 in

Input Dimensions FBF

N/A 9/16 in

Output Dimensions a

N/A 1/4 x 1/8 in

Output Dimensions AH

N/A 2.63 in

Output Dimensions AJ

N/A 7.250 in

Output Dimensions AK

N/A 8.500 in

Output Dimensions BB

N/A 0.25 in

Output Dimensions BF

N/A 1/2-13 in

Output Dimensions U

N/A 1.125 in

Output Dimensions XD

N/A 2.00 in

Motor Brake Dimensions

Dimensions AA

N/A 4.44 in

Dimensions AB

N/A 4.44 in

Dimensions AG

N/A 8.46 in

Dimensions AL

N/A 0.57 in

Dimensions BE

N/A 0.56 in

Dimensions E

N/A 0.73 in

Dimensions F

N/A 4.44 in

Dimensions G

N/A 4.50 in

Dimensions FAH

N/A 2.94 in

Dimensions FAK

N/A 8.50 in

Dimensions FU

N/A 7/8 in1-1/8 in

Dimensions a

N/A 1/4 x 1/8 in

Dimensions FBF

N/A 9/16 in

Dimensions FAJ

N/A 7.250 in

Dimensions P

N/A NPT 1/8 in

Dimensions Q

N/A 4.94 in