World Wide Metric, Inc.
37 Readington Road
Branchburg, New Jersey 08876
Phone: 732-247-2300 • Fax: 732-247-7258
E-Mail: sales@worldwidemetric.com • Web site: www.worldwidemetric.com
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  • Specification might be changed for quality improvement
  • Specification by ASTM, DIN & ISO RULE are available.
    • GRIP COUPLINGS - 500
    Coupling GRS
    Unit of Measure
    Items GRIP COUPLINGS - 500
    GR-S 20A
    Grip Ring Standard Coupling GR-S     		GRIP COUPLINGS - 500
    GR-S 25 A
    Grip Ring Standard Coupling GR-S     		GRIP COUPLINGS - 500
    GR-S 32 A
    Grip Ring Standard Coupling GR-S     		GRIP COUPLINGS - 500
    GR-S 40 A
    Grip Ring Standard Coupling GR-S     		GRIP COUPLINGS - 500
    GR-S 50 A
    Grip Ring Standard Coupling GR-S
    Nominal Pipe Diameter N/A 20 A N/A 25 A N/A 32 A N/A 40 A N/A 50 A
    D1 - Pipe Outside Diameter by KS/JIS N/A 27.2 mm N/A 34.0 mm N/A 42.7 mm N/A 48.6 mm N/A 60.5 mm
    D2 - Pipe Min-Max Range N/A 26-28 mm N/A 33-35 mm N/A 42-44 mm N/A 47-49 mm N/A 59-62 mm
    M - Tightening Bolt SUS 304 or SCM 435 N/A M8x40Lx2BOLTS N/A M8x40Lx2BOLTS N/A M8x45Lx2BOLTS N/A M8x45Lx2BOLTS N/A M10x60Lx2BOLTS
    A - Diameter of SUS 304 or S45C Bar and Barnut N/A 12 mm N/A 12 mm N/A 12 mm N/A 12 mm N/A 16 mm
    L - Length of Coupling N/A 57 mm N/A 57 mm N/A 57 mm N/A 57 mm N/A 81 mm
    l  - Sealing Sleeve Lip's Distance N/A 21 mm N/A 21 mm N/A 22 mm N/A 22 mm N/A 32 mm
    T - Thickness of SUS 304 Coupling Case N/A 1.0 mm N/A 1.0 mm N/A 1.2 mm N/A 1.2 mm N/A 1.5 mm
    U - Coupling Outside Diameter N/A 47 mm N/A 52 mm N/A 64 mm N/A 68 mm N/A 84 mm
    W.P - Maximum Working Pressure N/A 30 kg/cm² N/A 30 kg/cm² N/A 30 kg/cm² N/A 30 kg/cm² N/A 24 kg/cm²
    W - Weight per Each Set N/A 0.26 kg N/A 0.28 kg N/A 0.38 kg N/A 0.40 kg N/A 0.85 kg
    P - Standard Torque N/A 5-8 N·m50-80 kgf·cm N/A 5-8 N·m50-80 kgf·cm N/A 10-15 N·m100-150 kgf·cm N/A 10-15 N·m100-150 kgf·cm N/A 15-20 N·m150-200 kgf·cm
    ID - Nominal Size N/A 3/4 in N/A 1 in N/A 1 1/4 in N/A 1 1/2 in N/A 2 in
    Norm N/A KS/JIS
    Sleeve Material N/A EPDM NBR Silicone Viton