Integrated 31-inch capillary tube allows for versatile sensing bulb positioning

it features a standard 7/16-inch hex head for reliable torque during installation and 1/8-inch NPT threading to ensure a leak-free manifold connection

it facilitates easy installation using a standard 10mm or 12mm wrench (depending on exact vintage)

Installing a genuine Parker Sporlan power element restores the original performance specifications of the TXV

Bell & Gossett 103401LF Circulator 320074-702 Integrated 31-inch capillary tube allowsThe Bell & Gossett 103401LF is a high efficiency, lead free bronze wet rotor circulator designed for quiet, maintenance free performance in potable water and hydronic heating systems. As the direct replacement for the legacy 103401 model, this NBF 36 circulator pump features a 1 6 HP, 115V single phase motor delivering up to 3300 RPM. The three speed motor allows technicians to field adjust the pump curve to match specific system requirements,