Specification

Zurn Industries, LLC | Wilkins
1747 Commerce Way, Paso Robles, CA U.S.A. 93446  Ph. 855-663-9876, Fax [phone]
In Canada | Zurn Industries Limited
3544 Nashua Drive, Mississauga, Ontario L4V 1L2  Ph. 905-405-8272, Fax [phone]
www.zurn.com
Rev. B
Date: 12/13
Document No. BF-950XLT
Product No. Model 950XLT
Model 950XLT
Top Access Double Check Valve Assembly
Page 1 of 2
C
F
D
B
A
G
E
950XLT
WILKINS
175 PSI
180˚F
DC
WILKINS
Options
(Suffixes can be combined)
c L - less ball valves
c  FT - with "Fast Test" test cocks
c  U - with union ball valves
c  S - with bronze "Y" type strainer
Accessories
c Repair kit (rubber only)
c Thermal expansion tank (Model XT)
c Bronze wye strainer
c Stainless steel ball valve handles
c QT-SET Quick Test Fitting Set
Application
Designed for installation on water lines to protect against both
backsiphonage and backpressure of polluted water into the
potable water supply. A test cock plug is provided to protect
against fouling caused by insects, dirt and debris. Assembly
shall provide protection where a potential non-health hazard
exists.
Standards Compliance
(Unless otherwise noted, applies to 3/4" thru 2" Horizontal)
• ASSE® Listed 1015 (Vertical flow-up:1 1/4" thru 2")
• IAPMO® Listed
• AWWA Compliant C510
• CSA® Certified (Vertical flow-up:1 1/2" & 2")
• NYC MEA 426-89-M VOL 3
• Approved by the Foundation for Cross Connection Control
and Hydraulic Research at the University of Southern Cali-
fornia
Materials
Main valve body Cast Bronze ASTM B 584
Access covers Cast Bronze ASTM B 584
Fasteners Stainless Steel, 300 Series
Elastomers Silicone (FDA approved)
Buna Nitrile (FDA approved)
Polymers Noryl™, NSF Listed
Springs Stainless steel, 300 series
Test cock cover Plastic
Features
Sizes: 3/4", 1", 1 1/4", 1 1/2", 2"
Maximum working water pressure 175 PSI
Maximum working water temperature 180°F
Hydrostatic test pressure 350 PSI
End connections Threaded ANSI B1.20.1
Dimensions & Weights (do not include pkg.)