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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 Consult Factory (CF)

Maximum Kinatic Energy (KE) per Engagement

N/A 29103 ft·lb36378 ft·lb43654 ft·lb50930 ft·lb

Piston Volume

N/A 3.92 in³

Inertia WK2

N/A 0.2011 lb·ft²0.2215 lb·ft²

Maximum Speed

N/A 1800 rpm

Weight

N/A 140 ft·lb

Oil Capacity

N/A 110 Ounces

Coupler Brake Dimensions

Overall Dimensions AA

N/A 5.50 in

Overall Dimensions AB

N/A 5.50 in

Overall Dimensions AG

N/A 11.45 in

Overall Dimensions F

N/A 5.50 in

Overall Dimensions G

N/A 6.64 in

Overall Dimensions P

N/A NPT 1/4 in

Input Dimensions AL

N/A 0.71 in

Input Dimensions BE

N/A 0.69 in

Input Dimensions FAH

N/A 4.88 in

Input Dimensions FAJ

N/A 9.00 in

Input Dimensions FBF

N/A 9/16 in

Output Dimensions a

N/A 5/16 x 5/32 3/8 x 3/16 in

Output Dimensions AH

N/A 4.37 in4.62 in

Output Dimensions AJ

N/A 9.000 in

Output Dimensions AK

N/A 10.50 in

Output Dimensions BB

N/A 0.25 in

Output Dimensions BF

N/A 1/2-13 in

Output Dimensions U

N/A 1-5/8 in1-7/8 in

Output Dimensions XD

N/A 3.62 in3.69 in

Motor Brake Dimensions

Dimensions AA

N/A 5.50 in

Dimensions AB

N/A 5.50 in

Dimensions AG

N/A 11.70 in

Dimensions AL

N/A 0.71 in

Dimensions BE

N/A 0.69 in

Dimensions F

N/A 5.50 in

Dimensions G

N/A 6.64 in

Dimensions FAH

N/A 4.88 in

Dimensions FU

N/A 1-5/8 in1-7/8 in

Dimensions a

N/A 1/2 x 1/4 in3/8 x 3/16 in

Dimensions FBF

N/A 9/16 in

Dimensions FAJ

N/A 9.000 in

Dimensions P

N/A NPT 1/4 in

Note

Note

N/A Available Input Bores XB5: 1-1/8, 1-3/8 & 1-5/8
XB6: 1-5/8 & 1-7/8