Muncie CS20 and CS21 Series PTO.
PTO Parts, Service Manual, Parts Manualand Owners Manual.

The CS-20 and CS-21 is a heavy duty PTO for applications like snow and ice removal, tandem and triple axle dump trucks, fuel haulers, aircraft refuelers, rear and side loading trash trucks, digger derricks and aerial devices.

Sales, Service, Parts and Repairs. Rebuild Kits, Bearing Kits, Seal Kits, Gasket Kits, Shafts, Gears.

Weight: 52 lbs.
Housing Construction: Ductile Iron
Speed Ratios: 7
Maximum Torque: 325 lb. ft.
Output Shaft Options: 12
Rotatable Pump Mount Flange: Standard
Assembly Arrangements: 2
Drag Brake: Standard
Extended Shaft PTO: Yes

Four remote mount output shafts in both keyed and flange types.
Versatility for remote pump drives.
S.A.E. "A", "B", "BB", and DIN 5462 direct mount pump options.
Fits most popular pumps.
Rotatable direct mount flanges.
Allows pump to be positioned for maximum clearance.
Compatible with PTO Shaft Extensions for Allison transmissions.
Moves the pump mount to the rear of the transmission for large pump clearance.
Patented Muncie drag brake.
Prevents shaft rotation in "OFF" mode.        
Two assembly arrangements.
Allows the PTO to be mounted shaft high or low on either side of the transmission.

Uses Include:
Garbage trucks
Snow and ice plows
Pump trucks
Aerial man lift trucks
Dump trucks

The CS20 and CS21 Series PTOs have torque ratings from 200-325 lb. ft. and feature 7 internal speed ratios. The highest speed ratio is ideal for utility vehicles with high flow rates from smaller displacement pumps at low engine speeds. Available in 11 different output shaft types including the standard 1-1/4" round, SAE "B" either 2 bolt only or combination 2 and 4 bolt, SAE "A" 2 bolt, SAE "B-B" 2 and 4 bolt and the non standard 4 bolt "G" option.
Other output shaft options include a 1410 type flange, the DIN 100 companion flange and the DIN 5462 hydraulic mount. The hydraulic flanges are 360° rotatable with multiple mounting positions.
Two housing configurations are available for output shaft locations either high or low for either side of the transmission. Installation is easier and better suited for today's confined chassis space. The CS21 version has a remotely mounted solenoid valve making it more compact.

The Clutch Shift CS20 is available with 5 internal rations and 6 output shaft configurations including the SAE "B" 2 bolt or 2 and 4 bolt mounts, SAE "B-B", SAE "A", and the non-standard 4 bolt mount. The standard 1 1/4" round shaft is available for remote shaft installations.

The is smaller in size for easier installation but can handle torques from 285 to 325 lb. ft. Direct mount flanges on the CS20 series are rotatable 360 degrees with multiple mounting locations for easy pump mounting. Clutch Shift PTOs have integral shift solenoids and are provided with complete activation and mounting kits.

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