NSF Product and Service Listings
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Drinking Water System Components - Health Effects
NOTE: Unless otherwise indicated for Materials, Certification is only for the Water Contact Material shown in the Listing. Click here for a list of Abbreviations used in these Listings.
|Watts Regulator Company|
|815 Chestnut Street|
|North Andover, MA 01845|
Facility : Woodland, CA
Backflow Preventers [G]
|(1)-DBF-(2)-(3)(4)(5)-(6)(7)||2" - 48"||CLD 23||MLTPL|
|757-X-YY-ZZ-TT||2 1/2" - 10"||CLD 23||MLTPL|
|767-X-YY-ZZ-TT||2 1/2" - 10"||CLD 23||MLTPL|
|957-X-YY-ZZ-TT||2 1/2" - 10"||CLD 23||MLTPL|
|967-X-YY-ZZ-TT||2 1/2" - 10"||CLD 23||MLTPL|
 (1) Size: 02-48 (2) Body style 03 - Lug 04 - Wafer (3) Body material 1 - Cast iron 2 - Ductile iron (4) Disc material 2 - Aluminum bronze 3 - SS 316 (5) Shaft material 1 - Stainless steel 416 2 - Stainless steel 316 3 - Stainless steel 431 (6) Seat material 1 - EPDM (Canada) 4 - EPDM (US) (7) Operator 0 - No handle 5 - Standard handle (10-position) G - Gear operator P - Positioning/locking kit with handle  X - Valve pattern Blank - Straight N - N pattern Z - Z pattern YY - Backflow shutoff designation where 2 per units may be mixed like NRS x PIV BFG - Butterfly valve DNRS - Domestic non-rising stem gate DOSY - Domestic outside stem and yoke gate DPIV - Domestic post indicator gate NRS - Non-rising stem gate OSY - Outside stem and yoke gate PIV - Post indicator gate QT - Quarter turn ball valve ZZ - Inlet and outlet connections Blank - Flange by flange FxG - Flange by groove GxF - Groove by flange GxG - Groove by groove TT - Strainer options Blank - No strainer S - 77F-DI-FDA-125 strainer [G] Product is Certified to NSF/ANSI 372 and conforms with the lead content requirements for “lead free” plumbing as defined by California, Vermont, Maryland, and Louisiana state laws and the U.S. Safe Drinking Water Act.
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Number of matching Products is 5
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