UL Catalog 2024-2025 - Flipbook - Page 164
DIESEL EXHAUST
FLUID SHEAR VALVE
FLEX-ING® brand 1½" diesel exhaust fluid shear valves
shut-off the flow of DEF/AdBlue® in the event of a vehicle
collision with a dispenser, preventing an excessive and
uncontrolled release into the environment. The optional
e-coated mounting bracket allows installation both in
containment sumps beneath the dispenser as well as direct
mounting to the concrete forecourt.
HIGHLIGHTS
• Integrated wrench flats for easy installation.
• Mounting bracket kit allows for in-sump containment or
flush mounting.
• Available with either 1½" NPT or BSPT inlet (bottom)
and 1" NPT or BSPT outlet (top) options.
ORDERING INFORMATION
Model
Description
663100001
DEF shear valve, 1½" NPT inlet, 1" outlet
663100021
DEF shear valve, 1½" BSPT inlet, 1" outlet
66320000
Mounting bracket for DEF shear valve including
U-bolt, nuts and bracket guides
SPECIFICATIONS
Body
Stainless steel
Mounting bracket
E-coated steel
Height
3 3⁄4" (95.25 mm)
Break force
- Under 650 pound-feet (884 N-m)
- Break force within parameters established
by UL842 for product shear valves
Installation
Must be installed with locally supplied
1" rigid pipe threaded into outlet
Diagram
1.62"
(41.15 mm)
3.75"
(92.25 mm)
2.12"
(53.85 mm)
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