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NUT-CUPLA
■ One-way automatic shut-off vavle in the socket.
■ Interchangeable with Hi-CUPLAs.
■ Connection to hose is easy, simply insert the CUPLA stem into the hose end and tighten the nut.
 
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日东接头 Nitto Cupla
Features
  • Nut can always be tightened completely with no looseness.
  • Hose connects easily to CUPLA.
  • Secure hose connection-no leakage and won't disconnect.
  • No clamping band needed on hose.
  • No hose band bracket to interfere with work.
  • Hose moves smoothly without projecting hose band clamping screw.
 
Applications
日东接头 Nitto Cupla
Recommended fluid
Applications
Steel
Air
  • Urethane hose
  • Pneumatic tools
  • Air piping
  •  
    Specifications
    Material
    Steel (chrome-plated)
    Size
    inner diameter ¢5,¢6,¢6.5,¢8,¢8.5,¢11
    Working pressure
    (kg/cm2)
    15
    Maximum pressure
    (kg/cm2)
    20
    Packing material/
    operating temperature
    Rubber material
    Nitto symbol
    Operating temperature
    Remarks
    Nitrile butadiene
    rubber
    SG
    -20℃~+80℃
    Standard
    material
     
    Structure
  • when connected
  • 日东接头 Nitto Cupla
    Equipped with a nut to attach urethane hoses, the Nut-CUPLA's internal construction is the same as the Hi CUPLA.
     
    Urethane Hose Connection
    日东接头 Nitto Cupla
     
    Interchangeability
    • Sockets and plugs are interchangeable irrespective of the type.
     
    Precaution
    • Dust, foreign matter and flows may cause
      leakage.
    • Fluid flow direction is from socket to plug.
    • To use CUPLA with a vibrating tool such
      as a Jet Chisel, put at least 30cm. of
      rubber hose between tool and CUPLA
      (diagram at right).
    日东接头 Nitto Cupla
         
    Dimensions and Weight Tables    
         
    日东接头 Nitto Cupla 日东接头 Nitto Cupla
       
    日东接头 Nitto Cupla
    Model
    Application
    Weight(g)
    Dimensions(mm)
    Lp
    C
    A
    H
    ¢B
    20PN
    For ¢6.5×¢10 hose
    40
    43
    20
    17
    Hex.17
    5.3
    30PN
    For ¢8.5×¢12.5 hose
    50
    45
    20
    19
    Hex.19
    7.5
     
    日东接头 Nitto Cupla
    Model
    Application
    Weight(g)
    Dimensions(mm)
    Ls
    ¢D
    C
    A
    H
    ¢B
    20SN
    For ¢6.5×¢10 hose
    110
    59.5
    26.5
    16.5
    17
    Hex.17
    5.3
    30SN
    For ¢8.5×¢12.5 hose
    115
    61.5
    26.5
    16.5
    19
    Hex.19
    7.5
         
    日东接头 Nitto Cupla
    Model
    Application
    Weight(g)
    Dimensions(mm)
    Lp
    C
    A
    ¢E
    ¢B
    ¢D
    H
    10PAH
    For ¢5×¢8 hose
    30
    41
    20
    15
    7.5
    4.5
    13.5
    Hex.14
    20PAH
    For ¢6×¢9 hose
    45
    43
    20
    17
    7.5
    5.3
    15.5
    Hex.16
    30PAH
    For ¢8×¢12 hose
    55
    46
    20
    20
    7.5
    7.6
    18
    Hex.19
    40PAH
    For ¢11×¢16 hose
    75
    52
    20
    25
    7.5
    10
    23.5
    Hex.24
     
    日东接头 Nitto Cupla
    Model
    Application
    Weight(g)
    Dimensions(mm)
    Ls
    C
    A
    ¢D
    ¢B
    ¢E
    H
    10SAH
    For ¢5×¢8 hose
    105
    58
    16.5
    15
    26.5
    4.5
    13.5
    Hex.14
    20SAH
    For ¢6×¢9 hose
    110
    60
    16.5
    17
    26.5
    5.3
    15.5
    Hex.16
    30SAH
    For ¢8×¢12 hose
    120
    62.5
    16.5
    20
    26.5
    7.6
    18
    Hex.19
    40SAH
    For ¢11×¢16 hose
    155
    67.5
    16.5
    25
    26.5
    10
    23.5
    Hex.24

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