LIB 324H

The Wichita Air-Tube Disc Brakes combines all the best features of the disc type clutch with all the advantages of direct air engagement. The simplest and most trouble-free method of applying air pressure is through direct axial pressure application by compressed air in a special composition full-circle tube.

Specifications

Assembly Number	7-025-300-201-0
Size	8 to 36
Drawing Number	-300-900-9
Dynamic Torque Rating (80 psi/5.5 bar)	368880 lb·in 40725 Nm
Dynamic Torque Rating (100 psi/7 bar)	461100 lb·in 51825 Nm
Duty Factors A	729
Duty Factors B	540
Duty Factors C	270
Duty Factors D	120
Maximum Bore Size	6.00 in 152 mm
Maximum Air Pressure	130 psi 9 bar
Recommended Clearance	5/32-7/32 in
Balance Speed	550 rpm
Maximum RPM Standard Air Tube	950
Maximum RPM Hi-speed Air Tube	1410
Swept Area	1722 in²
New Air Tube Volume	29.9 in³ 490 cm³
Worn Air Tube Volume	159 in³ 2606 cm³
Total Clutch Weight	N/A
Total Clutch Inertia	lb·ft² kg·m²
Weight Hub Center Plate	379 lb 172.0 kg
Dimension D	29.00 in 736.6 mm
Dimension E	N/A
Dimension F	7.50 in 190.5 mm
Dimension G	0.75 in 19.1 mm
Dimension H	12.25 in 311.2 mm
Dimension I	in 311.2 mm
Dimension J	0.25 in 6.4 mm
Number of Mounting Holes	12
Dimension L	21/32 in 16.7 mm
Dimension M	14.50 in 368.3 mm
Dimension N	9.00 in 228.6 mm
Dimension Q	0.75 in 19.1 mm
Dimensions	N/A
Minimum U	2.00 in 50.8 mm
Maximum U	6.00 in 152.4 mm
Manufacturer	Wichita Clutch
Actuation	Air Applied

Notes

Consult Factory for Special Assembly Number.
For mounting, use socket head capscrews conforming to the ASTM-574-97a.
(Consult factory for drawing before final layout.)