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4MA Series NFPA Cylinder

Item #111323218
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Product details

  • 4MA Series Cylinder
  • 4 in Bore x 12 in Stroke
  • 1/2 Port x 1 in Rod Diameter
  • Tie Rod, NFPA Cylinder Style
  • Sleeve Nut w/Side Tap Mount


  • Mounting: barrel head screws in end caps and drilled side tap mounts allow for various mounting styles (MX5 and MS4)
  • Aluminum piston and bronze rod bearing for extended life
  • Nitrile end seals
  • Outstanding cushion performance
  • Rod material is hard chrome-plated
  • Sensor ready: magnetic piston ring as standard
  • Standard mount accommodates many NFPA mounting accessories
  • Tough and impact resistant


  • Hydraulic service to 400 psig (27 bar) as 4 ml
  • High temperature version to 250 °F (121 °C) with fluorocarbon seals
  • Low temperature version to -50 °F (-46 °C) with low temperature seals
  • Fluorocarbon rod seals only
  • Bumpers and bumper piston seals
  • SAE, BSPP, BSPT ports
  • Stainless steel rods
  • Metallic rod wiper gland assembly for rod adherents
  • HI LOAD gland assembly for side load
  • Air cylinder/valve combination (ACVB option)
  • Continuous position sensing (LPSO option)
  • Rod lock version (4MAJ)
  • Guided version (HB family)


Base Wt. 7.51 lb
Port Location Standard
Mounting Style MS4 - MX5
Bumpers w/o Bumpers
Seal Type Lipseal
Filtration Requirement 40 micron
Rod End Thread 3/4-16
Rod End Style Male, Small
Port Type NPTF
Series 4MA
Magnetic Piston Yes
Rod Material Chrome-Plated Steel
End Type Single Rod
Port Size 1/2
Temperature Range [Max] 165 °F
Pressure [Max] 250 psig
Seal Design Nitrile Seals
Magnetic Ring Yes
Seal Material Nitrile
Mounting Style Code TEF
Rod Diameter 1 in
Cylinder Bore Size 4 in
Cushions Cushioned, Both Ends
Piston No. 1
Weight per Inch 0.49 lb
Cylinder Style Tie Rod, NFPA
Temperature Range [Min] -10 °F
Piston Material Aluminum
Lube Specification Non Lube Design
Filter Media Filtered Air
Mounting Style Description Sleeve Nut w/Side Tap
Cylinder Material Aluminum
Corrosion Resistant Yes
Rod Thread Type UNF
Weight 14.7 LB
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