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Pneumatic Spring Applied Brakes


PFS47 Spring Applied Caliper Disc Brake

PFS47 Spring Applied Caliper Disc Brake

PFS47 Series Pneumatic Spring Applied Brake

Salient Characteristics

  • Single Belleville Disc Spring Stack | 465 lb. Tangential Force at zero friction pad wear | 6570 in. lbs. F. using 30 inch disc diameter at maximum tangential force | 4.10 sq. in. total friction pad area | 1033 lb. clamping force | Unlimited disc diameter
Engineering note: Spring applied brakes are intended for use as an emergency stop or static holding device. It is not suggested to use in continuous slip applications as torque capacity is directly related to friction pad wear. Consult Factory.

Specifications

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Products Available - PFS47 Series

  Product # Name Description Additional Info Disc Thick. (in.) Tangential Force
4004-0222 PFS47AF Single Acting, Floating Mount. Use Fixed Disc Single Piston. Spring Applied 85 PSI Rel. 5/32 465 lbf, 2068 N
4004-0225 PFS47BF Single Acting, Floating Mount. Use Fixed Disc Single Piston. Spring Applied 85 PSI Rel. 1/4 465 lbf, 2068 N
4004-0226 PFS47LF Single Acting, Floating Mount. Use Fixed Disc Single Piston. Spring Applied 85 PSI Rel. 3/8 465 lbf, 2068 N
4004-0227 PFS47EF Single Acting, Floating Mount. Use Fixed Disc Single Piston. Spring Applied 85 PSI Rel. 1/2 465 lbf, 2068 N
4004-0256 PFS47TF Single Acting, Floating Mount. Use Fixed Disc Single Piston. Spring Applied 85 PSI Rel. 3/4 465 lbf, 2068 N
 
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