FA-4225B/FA-4250B/FA-4275B Series

FA-4225B/FA-4250B/FA-4275B Series

Our standard characteristic adjustable dampers, with an abundance of sizes from compact M8 to large M42 outer screw diameters and variable shock absorbing properties.


Japanese Only

Part Number
Part NumberVolume DiscountDays to ShipRoHSStroke
External Thread Diameter Max. Absorbed Energy
Full Length
Maximum Equivalent Mass
Max. Operating Cycle
Maximum absorbed amount of energy per minute
Operating Temperature Range
8 Day(s) or more 1025M422601443400201858-5~70
8 Day(s) or more 1050M425201956500102372-5~70
8 Day(s) or more 1075M42780246970063345-5~70


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Basic Information

Main Body/Related Parts Main Body Construction Adjustable Type Nominal Mounting Screw [M] 42
Orifice Structure Multi-orifice Operating Environment Standard Body Material Steel
Maximum Collision Velocity(m/s) 3 Minimum Collision Velocity(m/s) 0.3 Max. Drag Value(N) 31590
Piston Rod Return Force (N)(N) 120 O.D.(Ø) 42 Allowable Angular Misalignment Degree(deg) 2.5
Cap Available

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