LIB 127

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	7-027-100-100-0
Size	8 to 36
Drawing Number	D-151
Dynamic Torque Rating (80 psi/5.5 bar)	137509 lb·in 15260 Nm
Dynamic Torque Rating (100 psi/7 bar)	171886 lb·in 19420 Nm
Duty Factors A	273
Duty Factors B	210
Duty Factors C	109
Duty Factors D	55
Maximum Bore Size	6.50 in 165 mm
Maximum Air Pressure	130 psi 9 bar
Recommended Clearance	3/32-5/32 in
Balance Speed	500 rpm
Maximum RPM Standard Air Tube	850
Maximum RPM Hi-speed Air Tube	1250
Swept Area	730 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	187 lb 84.8 kg
Dimension D	31.00 in 787.4 mm
Dimension E	N/A
Dimension F	4.50 in 114.3 mm
Dimension G	0.75 in 19.1 mm
Dimension H	7.88 in 200.2 mm
Dimension I	in 200.2 mm
Dimension J	0.25 in 6.4 mm
Number of Mounting Holes	16
Dimension L	21/32 in 16.7 mm
Dimension M	16.25 in 412.8 mm
Dimension N	9.00 in 228.6 mm
Dimension Q	0.75 in 19.1 mm
Dimensions	N/A
Minimum U	2.50 in 63.5 mm
Maximum U	6.50 in 165.1 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.)