PFS522
Used for Emergency Stop & Holding Applications. 85 PSI (5.9 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 | 12,236 lb. Maximum Tangential Force | 220,651 in. lbs. F using 40 inch Disc Diameter | 62.0 in. sq. total friction pad area | 22.0 cu. in. of wearable material | 27,192 lb. Clamping Force | 12.0 in. piston diameter x 3 stage
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PFS522 (Single Acting) Pneumatic Spring Applied Series
| Product # | Model # | Description | Additional Info | Disc Thick. (in.) | Tangential Force | |
|---|---|---|---|---|---|---|
| 4252-0080 | PFS522SE | Single Acting, Floating Mount, Use Fixed Disc | Dual Pistons. Spring Applied 85 PSI Release | 1/2 | 12236 lbf, (54428 N) | |
| 4252-0081 | PFS522SJ | Single Acting, Floating Mount, Use Fixed Disc | Dual Pistons. Spring Applied 85 PSI Release | 5/8 | 12236 lbf, (54428 N) | |
| 4252-0082 | PFS522ST | Single Acting, Floating Mount, Use Fixed Disc | Dual Pistons. Spring Applied 85 PSI Release | 3/4 | 12236 lbf, (54428 N) | |
| 4252-0083 | PFS522SO | Single Acting, Floating Mount, Use Fixed Disc | Dual Pistons. Spring Applied 85 PSI Release | 1.0 | 12236 lbf, (54428 N) | |
| 4252-0084 | PFS522SQ | Single Acting, Floating Mount, Use Fixed Disc | Dual Pistons. Spring Applied 85 PSI Release | 1-1/8 | 12236 lbf, (54428 N) |
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