Caylor Industrial Sales, Inc. - Durair II Pneumatic Actuators

Extended Cycle Life
(1 million cycles)

Low Friction Bearings
Polished Bore
Precision Machined Gears
Epoxy Coated Springs
Dry or Lubricated Air

Exterior Coatings

Tested to ASTM B117-73 (500 hrs. salt spray)
Anodized body (ASTM 6063) or nickel plated
End covers; epoxy-polyester coated or nickel plated

Mounting Styles

NAMUR dimensions for accessories
ISO dimensions for valve mounting
Shaft variations available for direct mounting
Female star drive output shaft
Independent travel stops ±4º each direction

Safety

Precompressed spring cartridge
Blowout proof shaft
Visual indicator

Specifications

Operating Pressure: 40 to 120 psig
Temperature (normal operating): - 4º F to 180º F
Media: Dry or lubricated air;

non-corrosive and inert gas;
light hydraulic oil

Lubrication: Factory lubricated for normal lifetime
Rotation: 90º

Unit of Measure

Items	AP032-DA Durair II Pneumatic Actuator	AP050-DA Durair II Pneumatic Actuator	AP050-SR Durair II Pneumatic Actuator	AP063-DA Durair II Pneumatic Actuator	AP063-SR Durair II Pneumatic Actuator
Volume	N/A 2.3 in³	N/A 7.0 in³	N/A	N/A 14.0 in³	N/A
Open Speed	N/A 0.5 sec	N/A 0.6 sec	N/A 0.6 sec	N/A 0.6 sec	N/A 0.7 sec
Close Speed	N/A 0.5 sec	N/A 0.6 sec	N/A 0.6 sec	N/A 0.7 sec	N/A 0.9 sec
Accessories	N/A Limit Switch Positioner Solenoid Valve
Body (No. 1)	N/A Extruded Aluminum Alloy (ASTM 6063T6) Qty. 1
Piston (No. 2)	N/A Aluminum Alloy (Die Cast) (ASTM B179) Qty. 2
End Cover (No. 3)	N/A Aluminum Alloy (Die Cast) (ASTM B179) Qty. 2
Pinion (No. 4)	N/A Steel (Nickel Plated) (ASTM A105) Qty. 1
Key (Pinion Anti Ejection) (No. 5)	N/A Nylon Qty. 2
O-Ring (Pinion, bottom) (No. 6)	N/A Nitril (NBR) Qty. 1
O-Ring (Pinion, top) (No. 7)	N/A Nitril (NBR) Qty. 1
Retaining Ring (No. 10)	N/A Spring Steel Qty. 1
Spring Cartridge (No. 11)	N/A High Alloy Spring Steel Qty. 12 max.
O-Ring (Piston) (No. 12)	N/A Nitrile (NBR) Qty. 2
Piston Bearing (No. 13)	N/A Acetal Resin (LAT LUB 731 320AT +20% PTFE) Qty. 2
Cover Gasket (No. 14)	N/A Nitrile (NBR) Qty. 2
Nameplate (No. 15)	N/A Aluminum Qty. 1
Cap Screw (No. 16)	N/A Stainless Steel (18-8) Qty. 8
Nut (End Stop) (No. 17)	N/A Stainless Steel (18-8) Qty. 4
Washer (No. 18)	N/A Stainless Steel (18-8) Qty. 4
O-Ring (End Stop) (No. 19)	N/A Nitrile (NBR) Qty. 4
Screw (End Stop) (No. 21)	N/A Stainless Steel (18-18) Qty. 2
Thrust Washer (Pinion) (No. 23)	N/A Stainless Steel (18-8) Qty. 1
Thrust Bearing (No. 24)	N/A Nylon Qty. 1
Bearing (Pinion, Bottom) (No. 25)	N/A Nylon Qty. 1
Bearing (Pinion, Top) (No. 26)	N/A Nylon Qty. 1
Bearing (Piston) (No. 27)	N/A Nylon Qty. 2
Screw (Piston Stop) (No. 28)	N/A Stainless Steel (18-8) Qty. 2
Weight	N/A 0.92 lbs	N/A 2.35 lbs	N/A 2.64 lbs	N/A 3.5 lbs	N/A 4.0 lbs
Note	N/A All are factory installed and tested to manufacturer's specification.