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THREE-POSITION CYLINDER – SPRING CENTERED

The three-position cylinder is a fixed position device when controlled by a four-way, three-position. exhaust-center, control valve such as the “A” or “D” PILOTAIR® Valve. The cylinder has a wide range of applications, being particularly suited for shifting transmissions and positioning hydraulic valves. It is corrosion-resistant and constructed of lightweight, die-cast, anodized. aluminum heads, pistons and body.

Maximum stroke of the piston rod is one inch on each side of the center position, making a total piston rod travel of two inches. External envelope dimensions of the cylinder do not change, but shorter strokes are available in increments of 1/16·inch for each position. The complete piece number of the cylinder and the piece number of the piston stop will have an identical four-digit suffix. The first digit denotes the stroke in inches; the last . three digits show the stroke in thousandths of an inch.

Description

Part No.

Old Part No.

Stroke*

R431004060

P -057378-00312

0.312

R431004053

P -057378-00375

0.375

R431004053

P -057378-00438

0.438

R431004055

P -057378-00500

0.500

R431004056

P -057378-00625

0.625

R431004057

P -057378-00688

0.688

R431004058

P -057378-00750

0.750

R431004059

P -057378-00875

0.875

R431004060

P -057378-01000

1.000

R431004943

P -059211-00000

1.062

*Effective stroke each side of center.
Repair kit part no. R431005249 (old part no. P –059819-K0000)

None.

None.