4000SS-DOSY 12

Discontinued - Replaced By: 4000SS-DOSY-FS 12

Part of the 4000SS Series

Ordering Code: 0691848

UPC: 737733021995

Lead Free: YES

12 In SS Reduced Pressure Zone Backflow Preventer Assembly, Domestic OSY Shutoffs, Special, Cam-Check Valves, No Approvals

This 12 inch stainless steel reduced pressure zone backflow preventer assembly is designed to prevent the reverse flow of contaminated water of non-potable quality from being pumped or siphoned into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements. It is ideal for protection at cross-connections identified as health hazard applications and from other contaminants found at the service line entrance. This compact and short lay length design with a single access cover consists of a lightweight stainless steel body, domestic outside stem and yoke resilient seated gate valves, spring loaded cam-check valves, pressure differential relief valve and test cocks.

Features

Stainless steel body
Domestic outside stem and yoke gate valves
Health hazard application
No special tools required for servicing
Compact construction for smaller enclosures
No special tools are required for servicing
Replaceable seats for economical repair
Stainless steel relief valve features a balanced rolling diaphragm to eliminate sliding seals and lower maintenance costs
Stainless steel construction provides long term corrosion resistance and maximum strength

Specifications
Backflow Preventer Type	Reduced Pressure Zone Assembly
Body Finish	Stainless Steel
Body Material	Stainless Steel
Body Pattern	Straight
Brand	Ames Fire & Waterworks
Buy American Act Compliant	NO
Bypass	No
Bypass Size	Does Not Apply To Product
Cap And Tether	No
Disc Material	Rubber
EAN	737733021995
Elbow Fitting	No
Hazard Protection Level	Health Hazard
Hot And Harsh Water	No
Hydrant Connection	No
Inlet Connection Size	12 IN
Inlet Connection Size-Metric	300 MM
Inlet Connection Type	Flanged Joint
Inlet Shutoff Valve Type	Outside Stem And Yoke Gate Valve
Inlet Thread Type	Does Not Apply To Product
Lead Free	YES
Maximum Temperature-Fahrenheit	110
Maximum Working Pressure-BAR	12.06
Maximum Working Pressure-PSI	175
Meter Type	No Meter
Minimum Temperature - Celsius	0.50
Minimum Temperature-Fahrenheit	33
Outlet Connection Size	12 IN
Outlet Connection Type	Flanged Joint
Outlet Shutoff Valve Type	Outside Stem And Yoke Gate Valve
Outlet Thread Type	Does Not Apply To Product
Part Number	0691848
Polymer Coating	No
Pressure Operation	Continuous
Protection Type	Backpressure and Backsiphonage
Series	4000SS
Strainer	No
Technologies	Does Not Apply To Product
Tradename	None