Armstrong 4280 S-10 Repair Kit

Kit to replace seal in Armstrong Model 4280 New Style circulator.

New style circulator can be determined by the discharge line being in the center of the volute. The old style design has the discharge line offset to on side.

Includes 10" casing gasket

Stainless shaft sleeve

Mechanical seal 

Correct seal replacement kit for:

4280 2x1x10,   4280 3x1.5x10,   4280 3x2x10,   4280 3x2.5x10,   4280 4x3x10,   with 1150 RPM motor 2 HP and smaller

4280 2x1x10,   4280 3x1.5x10,   4280 3x2x10,   4280 3x2.5x10,   4280 4x3x10,   with 1750 RPM motor 5 HP and smaller

4280 2x1x10,   4280 3x1.5x10,   4280 3x2x10,   4280 3x2.5x10,   4280 4x3x10,   with 3500 RPM motor 7-1/2 HP and smaller

Shipping rate for continental USA