FS500

Hydraulic Spring Applied Brake

Salient Characteristics

  • Single Acting Single Belleville Disc Spring Stack | 3059 lb. Tangential Force at zero friction pad wear | 6798 lb. of Clamping Force | 41,112 in. lbs. F. braking torque using 30 inch disc diameter at maximum tangential force | 14.14 sq. in. total friction pad area | Sized for brake discs ranging from 14 inch diameter to unlimited.

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.

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FS500S Series

Product # Model # Description Additional Info Disc Thick. (in.) Tangential Force  
4500-0007 FS500SB Single Acting, Floating Mount. Use Fixed Disc Single Piston. Spring Applied 1500 PSI Release 1/4 3059 lbf, 13,607 N
4500-0008 FS500SQ Single Acting, Floating Mount. Use Fixed Disc Single Piston. Spring Applied 1500 PSI Release 1-1/8 3059 lbf, 13,607 N
4500-0014 FS500SL Single Acting, Floating Mount. Use Fixed Disc Single Piston. Spring Applied 1500 PSI Release 3/8 3059 lbf, 13,607 N
4500-0015 FS500SE Single Acting, Floating Mount. Use Fixed Disc Single Piston. Spring Applied 1500 PSI Release 1/2 3059 lbf, 13,607 N
4500-0016 FS500ST Single Acting, Floating Mount. Use Fixed Disc Single Piston. Spring Applied 1500 PSI Release 3/4 3059 lbf, 13,607 N
4500-0017 FS500SO Single Acting, Floating Mount. Use Fixed Disc Single Piston. Spring Applied 1500 PSI Release 1.0 3059 lbf, 13,607 N
4500-0019 FS500SJ Single Acting, Floating Mount. Use Fixed Disc Single Piston. Spring Applied 1500 PSI Release 5/8 3059 lbf, 13,607 N

FS500D Series

Product # Model # Description Additional Info Disc Thick. (in.) Tangential Force  
4500-0001 FS500D Double Acting, Fixed Mount. Use Fixed or Floating Disc Dual Pistons. Spring Applied 1500 PSI Release 1/4 3059 lbf, 13,607 N
4500-0002 FS500DL Double Acting, Fixed Mount. Use Fixed or Floating Disc Dual Pistons. Spring Applied 1500 PSI Release 3/8 3059 lbf, 13,607 N
4500-0003 FS500DE Double Acting, Fixed Mount. Use Fixed or Floating Disc Dual Pistons. Spring Applied 1500 PSI Release 1/2 3059 lbf, 13,607 N
4500-0004 FS500DT Double Acting, Fixed Mount. Use Fixed or Floating Disc Dual Pistons. Spring Applied 1500 PSI Release 3/4 3059 lbf, 13,607 N
4500-0005 FS500DO Double Acting, Fixed Mount. Use Fixed or Floating Disc Dual Pistons. Spring Applied 1500 PSI Release 1.0 3059 lbf, 13,607 N
4500-0006 FS500DQ Double Acting, Fixed Mount. Use Fixed or Floating Disc Dual Pistons. Spring Applied 1500 PSI Release 1-1/8 3059 lbf, 13,607 N

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