Numatics Valve Actuators KG Series Cylinder

Features:
G - Tie Rods
The KG Series pneumatic cylinder is specifically designed to
The tie rods are 100,000 psi minimum yield steel for maximum
automate valve operation.  Though this design is widely used
holding power. Most are roll formed for superior strength and
throughout the knife gate industry, it can also be utilized in an
engagement.  
assortment of applications that require medium duty pneumatic
actuation.
H - Piston Seal
The piston seal 1-1/2" ¨C 8" bore is a nitrile o-ring seal.  
A - Tube
Nitrile lip seals are standard offering on 10" ¨C 24" bore.
Honed and chrome plated (on the I.D.) steel tube is standard on
1-1/2!± - 6!± and 8!± - 14!± bore
I - Piston
Composite tube is standard on 7" and 16" ¨C 24" bore
The solid aluminum alloy piston is strong and durable.   
cylinders. Our composite tubing is a robust material that weighs
1-1/2" - 14" bore: 6061-T6 aluminum piston.
less than traditional metallic materials. Composite and aluminum
16"- 24" bore: A36 steel piston.  
tubing is also an option on 1-1/2" ¨C 6" and 8" - 14" bore
J - Tube End Seal
B - End Caps
The tube end seals are compression type and reusable.  
The standard KG Series end caps are accurately machined
from precision square steel blocks. The cylinders are painted
K - Ports
with black enamel paint. Note that black enamel paint is the
Our enhanced port design enables the cylinder to work more
standard and the black epoxy paint is an option.
efficiently. Through the use of precise machining depths and tool
A recess on the piston-mating surface (at both ends) enables
shape, we are able to smooth the flow path into and out of the
the air to work on a larger piston area for effortless breakaway
cylinder.        
(even at both ends).
Standard Specifications:
C - Rod Bushing
1-1/2" - 14" bore has a sintered bronze bushing. Bore sizes from 1-1/2" to 24"
16" - 24" bore has a removable 660 bronze bushing.Piston rod diameters from 5/8" to 3-1/2" Maximum pressure rating is 150 psi air
D - Rod SealStandard temperature -10!aF to 165!aF (-23!aC to 74
A nitrile rod/wiper is standard on 1-1/2" - 14" bore. Optional low temperature seal -40oF to +165oF  
A nitrile rounded lip seal is standard on 16" - 24" bore.
(-40oC to +74oC)
E - Rod WiperOptional FKM Seals 0oF to +400oF (-17oC to +204oC)
The standard nitrile rod wiper/rod seal combination is  NPTF ports
standard on 1-1/2" ¨C 14" bore. A separate urethane rod wiper isBlack enamel paint
standard on 16" ¨C 24" bore
F - Piston Rod
High strength steel (100,000 psi minimum yield) piston rod has
a ground, polished, and chrome plated surface. This surface
provides maximum life for both the rod bushing and the seals.

KG Series Standard Mount - X0 Mount

KG Series Head Extended Tie Rod Mount - X3 Mount

•  
• End caps are accurately machined from precision square steel blocks.
• Cylinder is painted with standard black paint.  Black epoxy paint is an option.
• A recess on the piston-mating surface (at both ends) enables the air to work on a larger piston area for effortless breakaway (even at both ends).

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