HEB Ordering Information A Number of Calipers B Friction Coefficient C Fan D Proximity Sensor (1) EE Rotor Bore (2) 1 1 Caliper L Low = 0.12 0 No Fan 0 No Proximity Sensor 0 10 mm (pilot hole) 2 2 Calipers M Medium = 0.41 F Fan P Proximity Sensor 10 28 mm 3 3 Calipers H High = 0.51 17 35 mm 4 4 Calipers 32 50 mm 5 5 Calipers 42 60 mm 6 6 Calipers 47 1.000 inch 53 1.375 inches Notes Pneumatic Brakes (1) If a proximity sensor is selected, then a fan must be selected and the maximum number of calipers is 5 (2) Listed rotor bores are standard. Other non-standard bores are available from 19 mm (0.75 inch) through 60 mm (2.31 inches) for an additional charge Product Options Replacement Pad Kits Integrated Proximity Sensor for measuring unwind RPM (assembly mounts in place of one caliper) Adapter Plate Used for mounting to Tidland System Boschert Safety Chucks. Adapter plate can also be used with competitive safety chucks, on other bearing housings, but different mounting holes may be needed and supplied by customer. The plate can also be used to mount to a machine frame with uneven surfaces. The Plate is steel and can be welded. To order the adapter plate, use part number HEB250BKPLT. 92 Pneumatic Brakes Part Number Coefficient of Friction Pad Material Pad Frame Marked With HEBPK-L Low Non-asbestos standard .12 HEBPK-M Medium Non-asbestos standard .41 HEBPK-H High Non-asbestos standard .51 HEBPK-KV Medium Kevlar KV