Warranty

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7474
BACKFLOW
PREVENTERS
BACKFLOW PREVENTERS
ACCESSORIESSTRAINERS
AUTOMATIC
CONTROL VALVES
PRESSURE
REDUCING VALVES
FIRE
PROTECTION VALVES
THERMOSTATIC
MIXING VALVESRELIEF VALVES
MISCELLANEOUS
PLUMBING PRODUCTSREPAIR KITS
APPLICATIONS
With its corrosion resistant plastic cartridge and ease of
repair, the NR3XL is the perfect Pressure Reducing Valve
for residential applications.
FEATURES
• 1/2" - 2"
• Pressure rated 400 psi (1/2" – 1-1/4"),
300 psi (1-1/2", 2")
• Spring range 15 to 75 psi (1/2" – 1-1/4"), 25 to 75 psi
(1-1/2", 2")
• Factory set at 50 psi
• 140°F max
• Replaceable acetal cartridge with integral stainless
steel strainer
• Short lay length makes for easy retrofit
APPROVALS AND APPLICABLE
SPECIFICATIONS
• ASSE® Listed 1003, IAPMO® Listed, CSA® Certified
• Certified to NSF/ANSI 61 and 372
ACCESSORIES
• Special plastic spacer nipple for use with 1/2", 3/4"
and 1-1/4" NR3XL double union regulators (Model
NR3XLDUSPC)
• Special spacer nipple for use with 1" NR3XL double
union regulators (Model 70XLDUSPC)
• Thermal expansion tank (Model XT)
SIZE
LEAD-FREE
PART NUMBER
LEAD-FREE
LIST PRICE EA.
NR3XL: FNPT UNION X FNPT
 -NRXL 146.20
 -NRXL 147.10
 -NRXL 191.60
- -NRXL 471.70
- -NRXL 721.50
 -NRXL 881.90
NR3XLDU: DOUBLE UNION FNPT
 -NRXLDU 156.10
 -NRXLDU 158.90
 -NRXLDU 205.40
- -NRXLDU 529.50
- -NRXLDU 821.40
 -NRXLDU 1,017.90
NR3XLDULU: FNPT X FNPT, LESS UNION NUT & TAILPIECE
 -NRXLDULU 133.80
 -NRXLDULU 135.20
 -NRXLDULU 176.00
- -NRXLDULU 419.60
- -NRXLDULU 623.80
 -NRXLDULU 747.80
NR3XLC: FEMALE CU SWT UNION X FNPT
 -NRXLC 147.40
 -NRXLC 147.90
 -NRXLC 190.70
- -NRXLC 472.00
- -NRXLC 739.80
 -NRXLC 1,002.00
NR3XLDUC: DOUBLE UNION FEMALE CU SWT
 -NRXLDUC 158.40
 -NRXLDUC 158.90
 -NRXLDUC 205.00
- -NRXLDUC 530.10
- -NRXLDUC 856.70
 -NRXLDUC 1,169.40
NR3XLCPVC: CPVC UNION X FNPT
 -NRXLCPVC 147.90
 -NRXLCPVC 191.60
NR3XLDUCPVC: DOUBLE UNION CPVC
 -NRXLDUCPVC 185.40
 -NRXLDUCPVC 226.40
NR3XLDUCCPVC: FEMALE CU SWT UNION X CPVC UNION
 -NRXLDUCCPVC 185.40
 -NRXLDUCCPVC 226.40
NR3XLPEX: PEX UNION X FNPT
 -NRXLPEX 147.90
 -NRXLPEX 208.80
NR3XLDUPEX: DOUBLE UNION PEX
 -NRXLDUPEX 159.10
 -NRXLDUPEX 226.40
NR3XLDUCPEX: FEMALE CU SWT UNION X PEX UNION
 -NRXLDUCPEX 159.10
 -NRXLDUCPEX 215.70
NR3XLDM: DOUBLE MALE METER THD
 -NRXLDM 167.20
 -NRXLDM 226.20
NR3XLHRSCDUBPK: BY-PASS KIT FOR 500FCBP, HRSC
OPTION, DOUBLE UNION FNPT, STREET ELBOWS
 -NRXLHRSCDUBPK 310.10
NR3XLDULUPF: WITH INTEGRAL Z-BITE™ PUSH-TYPE
SOLDERLESS CONNECTIONS
 -NRXLDULUPF 163.00
 -NRXLDULUPF 165.80
 -NRXLDULUPF 230.40
NR3XLDULUPR: WITH INTEGRAL Z-PRESS™ PRESS-TYPE
SOLDERLESS CONNECTIONS
 -NRXLDULUPR 176.40
 -NRXLDULUPR 167.30
 -NRXLDULUPR 228.20
- -NRXLDULUPR 511.10
- -NRXLDULUPR 742.20
 -NRXLDULUPR 952.20
NR3XLDUPF: WITH DOUBLE UNION Z-BITE PUSH-TYPE
SOLDERLESS CONNECTIONS
 -NRXLDUPF 169.70
 -NRXLDUPF 184.50
 -NRXLDUPF 255.70
NR3XLDUPR: WITH DOUBLE UNION Z-PRESS PRESS-TYPE
SOLDERLESS CONNECTIONS
 -NRXLDUPR 176.40
 -NRXLDUPR 179.30
 -NRXLDUPR 238.50
- -NRXLDUPR 519.20
- -NRXLDUPR 771.80
 -NRXLDUPR 1,009.40
OPTIONS AND LIST PRICE ADDERS:
PLUG (P) OPTION: TAPPED AND PLUGGED (E.G. 34-NR3P,
2-NR3XLP)
 -  18.90
GAUGE (G) OPTION: TAPPED AND PLUGGED WITH GAUGE
 -  33.20
SEALED CAGE (SC) OPTION WITH SS ADJ SCREW. FOR
BELOW GRADE AND METER BOX APPLICATIONS (E.G.
34-NR3XLSC)
 13.40
 14.50
 17.70
- 33.20
- 50.40
 82.20
HIGH RANGE / SEALED CAGE (HRSC) OPTION WITH SS ADJ
SCREW: 15-150PSI, SET TO 50 PSI (E.G. NR3XLHRSC)
 22.90
 23.50
 24.30
- 57.90
EXPANSION CONTROL (EC) OPTION: 100 PSI RELIEF VALVE
FOR THERMAL EXPANSION CONTROL (E.G. 34-NR3EXLC)
 -  57.20
NR3XL SERIES SPACERS
FNPT X FNPT, NR3XL SERIES SPACER KIT
 SPK-NR 53.20
- SPK-NR 96.70
- SPK-NR 179.50
 SPK-NR 240.70
FEMALE CU SWT X FEMALE CU SWT, NR3XL SERIES SPACER
KIT
 SPK-NRC 53.40
- SPK-NRC 97.10
- SPK-NRC 170.90
 SPK-NRC 348.30
CPVC X CPVC, NR3XL SERIES SPACER KIT
 SPK-NRCPVC 48.70
TYPICAL INSTALLATION
TAILPIECE
UNION NUT
TYP. STUD BAY OR
EXPOSED WALL
CRIMP RING
DIRECTION OF FLOW
SUPPORT
UNION
GASKET
For Installation Drawing Please See Page Number 82
NR3XL SERIES – PRESSURE REDUCING VALVE
SIZE
LEAD-FREE
PART NUMBER
LEAD-FREE
LIST PRICE EA.