The Blackmer STX3-DEF is a 3-inch 316 stainless steel truck-mounted sliding vane pump specifically cleaned and designed for the transfer of Diesel Exhaust Fluid (DEF). The STX3-DEF meets or exceeds all industry specifications for DEF Aqueous Urea Solutions (AUS32) and features weld flange connections, a versatile mounting bracket, an adjustable relief valve, external ball bearings, non-metallic Duravanes, PTFE elastomers, and Blackmer chemical mechanical seals. The pump delivers flow rates up to 250 GPM (946 L/min) at a maximum speed of 800 RPM and a maximum differential pressure of 125 psi (8.6 bar). Self-priming with extended dry-run capability, the STX3-DEF can blow lines clean without pump damage. The double-ended drive shaft allows for clockwise or counterclockwise rotation and flexible mounting arrangements.
Shipping Notice: This product ships via LTL freight only. UPS Ground shipping is not available due to size and weight restrictions.
Blackmer STX DEF Series pumps meet or exceed all industry specifications for DEF Aqueous Urea Solutions(AUS32). Made from 316 stainless steel, the pumps feature external ball bearings, non-metallic Duravanes, PTFE elastomers and Blackmer chemical mechanical seals. Thedesign also includes an adjustable relief valve, weld flanges and self-priming capability. The STX3-DEF has a versatile mounting bracket.
The STX3-DEF offers flow rates up to 250 gpm (946 L/min) with differential pressures up to 125 psi (8.6 bar) and maximum speed of 800 rpm. .
Blackmer's non-metallic vanes self-compensate for wear and allow the STX DEF Series pumps to run dry for short periods of time for self-priming and blowing lines clean, without pump damage..
The STX DEF Series is designed to offer easy maintenance because the internal wear is limited almost completely to the sliding vanes, which can be replaced with ordinary hand tools.