Proflex® Specialty Couplings

Proflex® allows you to make transition pipe connections that are resistant to shear forces, while creating a rigid, long-lasting pipe joint. From 1-1/2" to 4" - Proflex® connects Cast Iron (CI) to Plastic (PL), Steel (ST) or Extra-Heavy Cast Iron (XH CI).

  • 301 SS shield is .012" thick x 2.125" wide x length
  • 301 SS clamp bands are .025" thick x .5" wide x length
  • Neoprene gasket material
  • 305 SS 5/16" hex, no slot screws
  • 305 SS eyelets
  • Designed to resist shear forces
  • Installation Torque: 60" lbs.
  • Maximum test pressure: 4.3 PSI (29.6KPA)
  • Maximum operating temperature: 180°F
  • Conforms to the requirement of ASTM C1460
Stock Description Catalog Pg. Price
1-1/2" CI, PL or ST x 1-1/2" CI, PL, ST or XH CI Proflex® Coupling
31284
1-1/2" CI, PL or ST x 1-1/2" CI, PL, ST or XH CI Proflex® Coupling
$9.70​/Each
Save 5%4+$9.21/Each
Save 10%8+$8.73/Each
Save 15%24+$8.24/Each
Internet Only
$9.70​/Each
In Stock
2" CI, PL or ST x 1-1/2" CI, PL, ST or XH CI Proflex® Coupling
31285
2" CI, PL or ST x 1-1/2" CI, PL, ST or XH CI Proflex® Coupling
$12.92​/Each
Save 5%4+$12.27/Each
Save 10%8+$11.62/Each
Save 15%24+$10.98/Each
Internet Only
$12.92​/Each
In Stock
2" CI, PL or ST x 2" CI, PL, ST or XH CI Proflex® Coupling
31286
2" CI, PL or ST x 2" CI, PL, ST or XH CI Proflex® Coupling
$9.68​/Each
Save 5%4+$9.19/Each
Save 10%8+$8.71/Each
Save 15%24+$8.22/Each
Internet Only
$9.68​/Each
In Stock
3" CI x 3" PL, ST or XH CI Proflex® Coupling
31287
3" CI x 3" PL, ST or XH CI Proflex® Coupling
$14.60​/Each
Save 5%4+$13.87/Each
Save 10%8+$13.14/Each
Save 15%24+$12.41/Each
Internet Only
$14.60​/Each
In Stock
4" CI x 4" PL, ST or XH CI Proflex® Coupling
31288
4" CI x 4" PL, ST or XH CI Proflex® Coupling
$16.15​/Each
Save 5%4+$15.34/Each
Save 10%8+$14.53/Each
Save 15%24+$13.72/Each
Internet Only
$16.15​/Each
In Stock