PFS520
Used for Emergency Stop & Holding Applications. 75 PSI (5.2 Bar) Release Pressure.
Aluminum Construction | Dual Belleville Disc Spring Stacks | Quick Change Pad Feature | Fits on Brake Discs Diameters from 20 inches to Unlimited Diameter | Non-Asbestos Friction Material | Spring Stacks in Parallel | 6,419 lb. Maximum Tangential Force | 110,325 in. lbs. F using 40 inch Disc Diameter | 62.0 in. sq. total friction pad area | 22.0 cu. in. of wearable material | 14,264 lb. Clamping Force | 12.0 in. piston diameter x 2 stage
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PFS520 (Single Acting) Pneumatic Spring Applied Series
| Product # | Model # | Description | Additional Info | Disc Thick. (in.) | Tangential Force | |
|---|---|---|---|---|---|---|
| 4252-0093 | PFS520SE | Single Acting, Floating Mount. Use Fixed Disc | Dual Pistons. Spring Applied 75 PSI Release | 1/2 | 6419 lbf, (28565 N) | |
| 4252-0094 | PFS520SJ | Single Acting, Floating Mount. Use Fixed Disc | Dual Pistons. Spring Applied 75 PSI Release | 5/8 | 6419 lbf, (28565 N) | |
| 4252-0095 | PFS520ST | Single Acting, Floating Mount. Use Fixed Disc | Dual Pistons. Spring Applied 75 PSI Release | 3/4 | 6419 lbf, (28565 N) | |
| 4252-0096 | PFS520SO | Single Acting, Floating Mount. Use Fixed Disc | Dual Pistons. Spring Applied 75 PSI Release | 1.0 | 6419 lbf, (28565 N) | |
| 4252-0097 | PFS520SQ | Single Acting, Floating Mount. Use Fixed Disc | Dual Pistons. Spring Applied 75 PSI Release | 1-1/8 | 6419 lbf, (28565 N) |
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