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Air spring systems for Industrial Applications

  • Technical Drawing
    Air Spring Air Spring
    Air Spring
    Spotted

    Use in dotted range >4.13 in. only after consultation with ContiTech

    Arrow

    Recommended height for vibration isolation: 3.54 in.

  • Technical data
    Min. pressure 0 psi
    Return force to min. height ≤ 45 lbf
    Overall weight 2.6 lb

    • Min. pressure 0 psi

      Return force to min. height ≤ 45 lbf

      Overall weight 2.6 lb

  • Vibration isolation - dynamic characteristic values
    Pressure p [psi] 40 60 80 100 120 Vol. V [in.³]
    Force (load) F [lbf] 553 863 1,170 1,460 1,800 55
    Spring rate c [lbf/in] 562 746 944 1,160 1,370 55
    Natural Frequency f0 [Hz] 3.2 2.9 2.9 2.8 2.7 55
    Design height H: recommended 3.54 inch, minimum 2.76 inch

  • Pneumatic application - static characteristic values
    Force F [lbf]
    Pressure p [psi] 40 60 80 100 120 Vol. V [in.³]
    H 4.00 in. 446 700 964 1240 1500 62
    H 3.50 in. 560 853 1160 1460 1760 54
    H 3.00 in. 659 980 1320 1660 1980 46
    H 2.50 in. 736 1090 1450 1820 2160 37

  • Purchase order data
    Type Air Inlet Order No.

    rubber bellows only

    		– 77841

    with crimped plates

    		1/4 NPT
    A = 0 in. excentrical     		75240

    CAD Data

    • Type

      Air Inlet –

      Order No. 77841

    • Type

      Air Inlet 1/4 NPT_20lbft; 0in. excentrical

      Order No. 75240

  • Service instructions
    Thread max. Torque
    3/8-16 UNC 20 lbf ft
    1/4 NPT 20 lbf ft

    • 3/8-16 UNC 20 lbf ft

    • 1/4 NPT 20 lbf ft