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LIC 321

The Wichita Air-Tube Disc Clutch 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

6-021-300-100-0

Size

8 to 36

Drawing Number

D-783

Dynamic Torque Rating (80 psi/5.5 bar)

209662 lb·in
23265 Nm

Dynamic Torque Rating (100 psi/7 bar)

262078 lb·in
29610 Nm

Duty Factors A

416

Duty Factors B

320

Duty Factors C

166

Duty Factors D

83

Maximum Bore Size

6.00 in
152 mm

Maximum Air Pressure

130 psi
9 bar

Recommended Clearance

5/32-7/32 in

Balance Speed

650 rpm

Maximum RPM Standard Air Tube

900

Maximum RPM Hi-speed Air Tube

1650

Swept Area

1086 in²

New Air Tube Volume

18.3 in³
300 cm³

Worn Air Tube Volume

97.6 in³
1599 cm³

Total Clutch Weight

730 lb
331 kg

Total Clutch Inertia

450 lb·ft²
18.97 kg·m²

Weight Hub Center Plate

272 lb
123.4 kg

Dimension D

24.88 in
632 mm

Dimension E

13.25 in
336.6 mm

Dimension F

7.13 in
181.1 mm

Dimension G

0.75 in
19.1 mm

Dimension H

11.75 in
298.5 mm

Dimension I

2.75 in
298.5 mm

Dimension J

0.31 in
7.9 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

1″ – 14NF

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.)