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Item #: 1129-036-327
Rotor: M12 x 1.25 Metric LH

  • Single passage for coolant or MQL
  • Patented "pop-off" technology allows unlimited dry running without media pressure
  • Pop-off stroke of 0.7-3.0 mm compensates for thermal expansion of spindle during extended operation as well as variations in drawbar position
  • Full-flow design has no obstructions to trap chips or debris
  • Balanced mechanical seals made from silicon carbide for long life even under difficult operating conditions
  • Anodized aluminum housing resists corrosion

  • Reference "1129 Series Graph: Pressure vs Speed"
  • Price : $314.00

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    Fields marked with   are required

    Hose Connection   NPT
    Housing Connection   Axial
    Housing Hose Thread Size B   3/8" PT
    Media   Coolant, MQL
    Passages   One Passage
    Rotor Description   M12 x 1.25 Metric LH
    Rotor Thread Direction   LH
    Rotor Thread Size A   M12 x 1.25
    Rotor Type   Threaded
    Seal Combination   Standard Seals
    Union Size   3/8" PT



    A Rotor Thread   M12 x 1.25
    B Port   3/8" PT
    C   2.13 IN
    D   3.7 IN
    E   1.46 IN
    G   0.24 IN
    H   0.71 IN
    I Max   0.5512 IN
    I Min   0.551 IN
    L Max   1.56 IN
    L Min   1.52 IN
    M   0.2 IN



    Coolant Pressure   2030 PSI
    Coolant Temp   160 F
    Max Speed   30000 RPM
    Maximum Flow   6.4 GPM
    MQL Pressure   150 PSI
    MQL Temp   160 F
    Pressure vs. Speed Graph   Standard



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    Welcome to DEUBLIN >

    Welcome to Deublin.com!

    Since 1945, Deublin has grown from a small garage shop to the world’s largest manufacturer of rotary unions (rotating unions). Our worldwide distribution network allows OEM’s all over the world to specify Deublin rotary unions when purchasing equipment made in another country. Wherever you’re located, Deublin has a stocking distributor nearby to meet your fluid handling requirements—quickly. Rotary unions must accommodate a broad range of materials, viscosities, temperatures, pressures and speeds. That’s why the Deublin rotary union product line offers over 500 standard rotary unions, over 3,000 separate models, and more than 6,000 individual components to handle them.

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