Circulator Coupler -1/2 " X 5/8 " Or 5/8" X 5/8" - Spiralink Hex Bolsters: Accept a wrench

Hex Bolsters: Accept a wrench for extra torque

dual-barbed staples provide superior holding power

Inch Hex Bits

extends pump life

and left cuts

Circulator Coupler -1/2 " X 5/8 " Or 5/8" X 5/8" - Spiralink Hex Bolsters: Accept a wrenchProduct Detail Spiralink Circulator Coupling 10034, 1 2 " x 5 8 " or 5 8" x 5 8" For Bell & Gossett, Armstrong, and Taco circulators and In Line Pumps. The Spiralink is a permanent replacement for the failure prone OEM coupling. Replace the flimsy, 4 spring, OEM fly away' coupling with a SpiralinkTM today. Leave your customers feeling satisfied in knowing they won't be left in the cold this heating season! Spiralink's innovative, one piece design has