Page 24 - Parker - Compact Hydraulic Cylinders

Catalog HY08-1137-7/NA Compact Hydraulic Cylinders
Cylinder Features Series CHD

Series CHD Cylinder Features
Primary Seal – polyurethane rod Piston Rod – Medium carbon Ports – SAE O-ring ports
View seal with multiple sealing edges is are standard.
Table of steel, hard chrome plated and
Contents self-compensating and self relieving polished. OPTIONAL PORTS
to withstand pressure variations NPTF and BSPP ports are
and conform to mechanical also available. Manifold
deflection that may occur. ports are available on
mounting styles C & CN.

Bi-directional
Piston Seal –
Polyurethane seal
Secondary Seal – ring with energizer
Rod Wiper – wipes provides leak-free
clean any oil film performance.
adhering to the
rod on the extend
stroke and cleans
the rod on the
return stroke.

CHD

Piston Rod End – four Non-Metallic Wear
standard styles. Special Band – improves
ends available. resistance to
bearing loads.

Rod Gland – nodular iron bearing with RoHS
compliant zinc plating for corrosion resistance. Cylinder Body – steel with black
Optional pilot gland available at no additional cost. paint exterior surface treatment.

CHD Compact Hydraulic Cylinders... Optional Pilot Gland... offers added bearing
require less mounting space than conventional area to increase service life and also improves
tie rod cylinders. alignment of cylinder and load.

Standard Gland Pilot Gland
Shorter overall length for the same bore and stroke

Average
63% more
bearing area
with Pilot
Gland

Rod Bearing Rod Bearing
Length Length
(18mm rod glands depicted)
50mm bore by 25mm stroke shown Use pilot cap to improve alignment for rear mount applications

21 Parker Hannifin Corporation
Industrial Cylinder Division
www.parker.com/cylinder Des Plaines, Illinois USA