2MNR Series Tie Rod Cylinders | 1-1/2" to 4" Bore Sizes | Parker




  • NFPA interchangeable
  • Non-rotating, multi-rod design
  • Cushions - optional at either end or both ends of stroke
  • Strokes available in any practical stroke length
  • Caustic washdown version available

Operating Information:

Operating pressure -

  • 250 PSI (17 bar) maximum air service

Temperature range -

  • Standard seals: -10°F to 165°F
  • Fluorocarbon seals: -20°F to 250°F

General Specifications:

  • Bore sizes - 1-1/2", 2", 2-1/2", 3-1/4" and 4"
  • Single or double end designs
  • 9 NFPA standard mounting styles
  • Mounts plus 1 base bar style

Material Specs Mounting Styles  


Material Specifications for Standard Temperatures and Applications

Head and Cap Black anodized aluminum alloy
Head and Cap Screws Zinc plated steel alloy
Cylinder Body Clear anodized aluminum alloy
Piston Rod Case-hardened, chrome plated carbon steel
Rod Seal Carboxylated nitrile (Nitroxile)
Rod Wiper Molythane
Rod Bearing (Gland) Bronze alloy
Piston Aluminum alloy
Piston Seals Carboxylated nitrile (Nitroxile)
Piston Bearing Composite (for standard piston); MolyGard™ (for aluminum piston)
Magnetic Ring Plastic-bound magnetic material
Piston Fastener Piston rod for aluminum piston
O-Rings Nitrile
End Seals Nitrile
Cushion Seals Urethane
Cushion Needle Valves Stainless steel
Tie-Rods/Studs Blackened carbon steel 1018 (some mounts)
Tie-Rod Nuts Steel alloy, SAE J995 Grade 8 (some mounts)

Mounting Styles - Dimensions:

Available Pneumatic Cylinder Styles

Tie-rod air cylinder - non-rotating Tie Rod Cylinders
Round Body Cylinders
Compact Cylinders
Guided Cylinders
Rodless Cylinders


Quote by Part Number Help with Cylinder Identification

Engineering & Product Selection Information

Pneumatic Product Selection

  • Pneumatic Actuators & Air Cylinders
  • Pneumatic Cylinders
  • Automation Products: rotary actuators, grippers, slide tables, rotary tables, escapement
  • Actuator Accessories: Linear alignment couplers, flow controls, air oil tanks, rodlocks, electronic sensors, shock absorbers

Application Engineering Data


California Prop 65 Warning WARNING: These products can expose you to chemicals including lead and/or DEHP and/or carbon black, which are known to the State of California to cause cancer or birth defects or other reproductive harm.  For more information go to www.P65Warnings.ca.gov