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NSF/ANSI 61
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.


 
Zurn Wilkins 
1747 Commerce Way
Paso Robles, CA 93446 
United States 
805-238-7100
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Facility : # 1 China

Mechanical Devices

    Water Water
    Contact Contact
Trade Designation Size Temp Material

Strainer
Model SXL[1] [G] 1/2" - 3" CLD 23 MLTPL

[1] Models are named as [A]-SXL[B] where:
    [A] Indicates end connection diameter
        12  – 1/2"
        34  – 3/4"
        1   – 1"
        114 – 1 1/4"
        112 – 1 1/2"
        2   – 2"
        212 – 2 1/2"
        3   – 3"
    [B] Indicates end connection type
        None – Female NPT
        C – Female copper sweat
[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.

    


Facility : # 2 China

Mechanical Devices

    Water Water
    Contact Contact
Trade Designation Size Temp Material

Valves[1] [G]
Series ZW200 Automatic Control Valves 1 1/4" - 24" CLD 23 MLTPL

[1] Certification includes the 5000 main control valve only. Any pilots or accessories are
    not included in the Certification.
[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.

    


Facility : Paso Robles, CA

Mechanical Devices

    Water Water
    Contact Contact
Trade Designation Size Temp Material

Backflow Preventers [G]
Model 350 Double Check Valve[1] 2 1/2" - 12" CLD 23 MLTPL
Model 350XL Double Check Valve 3/4" - 1" CLD 23 MLTPL
Model 350XL Double Check Valve 1 1/4" - 2" CLD 23 MLTPL
Model 375 Reduced Pressure Principle Assembly[1] 2 1/2" - 10" CLD 23 MLTPL
Model 375ST Reduced Pressure Principle 1/2" - 1" CLD 23 MLTPL
Model 375XL Reduced Pressure Principle 1/2" - 1" CLD 23 MLTPL
Model 375XL Reduced Pressure Principle 1 1/4" - 2" CLD 23 MLTPL
Model 450 Double Check Valve[2] 2 1/2" - 10" CLD 23 MLTPL
Model 460XL Spill-Resistant Pressure Vacuum Breaker Assembly 3/8" - 1" CLD 23 MLTPL
Model 475 Reduced Pressure Principle Assembly[2] 2 1/2" - 10" CLD 23 MLTPL
Model 700XL Dual Check Valve[3] 1/4" - 1" CLD 23 MLTPL
Model 705 Dual Check Valve[4] 3/4" - 1" CLD 23 MLTPL
Model 950XLT2 Top Access Double Check Valve[5] 3/4" - 2" CLD 23 MLTPL
Model 975XL2 Reduced Pressure Principle Assembly[6] 1/4" - 2" CLD 23 MLTPL

[1] Models 350 and 375 are Certified for the following optional product suffixes in any
    combination:
    (no suffix) – Includes flanged body with Model 48 NRS Gate Valves (FXF)(GXF)
    A     – Includes grooved body with Model 48 NRS Gate Valves (GXG)(GXF) (2 1/2" - 10")
    AR    – Includes grooved body with stainless steel or epoxy coated steel retrofit spool 
            (2 1/2" - 10")
    AST   – Includes stainless steel grooved body (2 1/2" - 10")
    L     – Shutoff valves not included with assembly
    OSY   – Includes OSY gate valves instead of NRS gate valves (FXF)(GXF)(GXG)
    BGVIC – Includes Victaulic butterfly valve shutoffs instead of gate valves, only used
            with the 'A' option grooved body (GXG)
    DOM   – Includes Clow gate valves instead of Model 48 gate valves (NRS or OSY (FXF)
            (GXF)(GXG))
    BG    – Includes Model 49 butterfly valve shutoffs instead of gate valves, only used 
            with the 'A' option grooved body (GXG)
    BF    – Includes Model 49 butterfly valve shutoffs instead of gate valves, only used 
            with the 'A' option grooved body (GXF)
    DA    - Includes detector assembly (bypass)
[2] Models 450 and 475 Certified for the following optional product suffixes in any
    combination:
    (no suffix) – Includes grooved body with Model 48 NRS Gate Valves (GXG)(GXF)
    L     – Shutoff valves not included with assembly
    OSY   – Includes OSY gate valves instead of NRS gate valves (GXF)(GXG)
    BGVIC – Includes Victaulic butterfly valve shutoffs instead of gate valves (GXG)
    DOM   – Includes Clow gate valves instead of Model 48 gate valves (NRS or OSY
    (GXF)(GXG))
    BG    – Includes Model 49 butterfly valve shutoffs instead of gate valves (GXG)
    BF    – Includes Model 49 butterfly valve shutoffs instead of gate valves (GXF)
    DA    - Includes detector assembly (bypass)
[3] Models are named as [A][B]X[A][B]-700XL where: 
    [A] indicates end connection diameter 
        14 - 1/4"
        38 - 3/8"
        12 - 1/2"
        34 - 3/4"
        1 - 1"
    [B] indicates end connection type 
        F or UF   - Female NPT
        M or UM   - Male NPT
        FM or UFM - Female meter connection
        MM or UMM - Male meter connection
        FC or UFC - Female copper
        The 'U' designates a union connection between the end connection and the meter body.
[4] Models are named as [A][B]X[A][B]-705 where: 
    [A] Indicates end connection diameter 
        34 - 3/4" 
        1  - 1" 
    [B] Indicates end connection type 
        F or UF - Female NPT 
        UFC - Female Copper 
        UFM - Female Meter connection 
    The 'U' designates a union connection between the end connection and the meter body.
[5] Models are named as [A]-950XLT2 where:
    [A] Indicates end connection diameter
        34  - 3/4"
        1   - 1"
        114 - 1 1/4"
        112 - 1 1/2"
        2   - 2"
    Certified for the following optional product suffixes:
    FT - With Fast-Test test cocks
    L  - Less ball valves
    S  - With wye strainer
    Certification does not include the following optional product suffixes:
    U - Union ball valves
[6] Models are named as [A]-975XL2 where:
    [A] Indicates end connection diameter
        14  - 1/4"
        38  - 3/8"
        12  - 1/2"
        34  - 3/4"
        1   - 1"
        114 - 1 1/4"
        112 - 1 1/2"
        2   - 2"
    Certified for the following optional product suffixes on the 1/4" - 1/2" valves:
    FT - With inegral male 45° flare SAE test fitting
    L  - Less shut-off valves
    Certified for the following optional product suffixes on the 3/4" - 2" valves:
    BMS - With battery operated monitor switch
    FT  - With integral male 45° flare SAE test fitting, also known as fast test test cocks
    L  - Less ball valves
    MS - With integral relief valve monitor switch
    S  - With wye strainer
    SE - With street elbows
    V  - With union swivel elbows
    Certification does not include the following optional product suffixes:
    TCU - Test cocks up
    U   - Union ball valves
[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.

    

Valves [G]
Model 500XL Pressure Regulator[7] 1/2" - 3" CLD 23 MLTPL
Model 600XL Pressure Regulator[8] 1/2" - 2" CLD 23 MLTPL
Model 70XL Water Pressure Reducing Valve[9] 3/4" - 1" CLD 23 MLTPL
NR3XL Water Pressure Reducing Valve[10] 1/2" - 2" CLD 23 MLTPL
REMXL[11] 3/4" - 1" CLD 23 MLTPL
REMXL3P[11] 3/4" - 1" CLD 23 MLTPL

[7] Certified for the following options: 
    C    - Denotes the use of a copper sweat tailpiece connection.
    CPVC - Denotes the use of a CPVC tailpiece connection (3/4" - 1").
    FC   - Denotes the use of a body with flanged end connections (2" - 3" only).
    HLR  - Denotes a 10 psi to 125 psi spring range, factory set at 50 psi. 
    HR   - Denotes a 75 psi to 125 psi spring range, factory set at 85 psi.
    HT   - Denotes a 180°F maximum temperature.
    L    - Indicates that the model does not contain an integral by-pass check valve 
           (3/4" - 2").
    LPC  - Denotes a 140°F maximum temperature with 10 psi to 35 psi spring range, factory 
           set at 20 psi. 
    LPV  - Denotes a 180°F maximum temperature with 10 psi to 35 psi spring range, factory
           set at 20 psi. 
    P    - Denotes tapped and plugged for gauge.
    SC   - Denotes a sealed cage bell housing and stainless steel adjustment screw.
    YSBR - Denotes model SXL lead-free bronze "Y" strainer attached on inlet.
    Any combination of suffixes may be used at one time.
[8] Certified for the following options: 
    C    - Denotes the use of a copper sweat tailpiece connection.
    CPVC - Denotes the use of a CPVC tailpiece connection (1/2" - 1").
    HLR  - Denotes a 10 psi to 125 psi spring range, factory set at 50 psi. 
    HR   - Denotes a 75 psi to 125 psi spring range, factory set at 85 psi. 
    HT   - Denotes a 180°F maximum temperature.
    L    - Indicates that the model does not contain an integral by-pass check valve. 
    LPC  - Denotes a 140°F maximum temperature with 10 psi to 35 psi spring range, factory 
           set at 20 psi.
    LPV  - Denotes a 180°F maximum temperature with 10 psi to 35 psi spring range, factory 
           set at 20 psi. 
    P    - Denotes tapped adn plugged for gauge. 
    SC   - Denotes a sealed cage bell housing and stainless steel adjustment screw. 
    Any combination of suffixes may be used at one time.
[9] The Model 70XL Water Pressure Reducing Valve includes options designated by the
    following suffixes, which may be combined in any combination: LU, C, CM, CPVC, P, DU,
    LP, SS, and SC.
[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.

    
[10] Models are named as [A]-NR3XL[B] where:
     [A] Indicates end connection diameter:
         12  – 1/2"
         34  – 3/4"
         1   – 1"
         114 – 1 1/4"
         112 – 1 1/2"
         2   – 2"
     [B] Indicates end connection type, which may be combined in any combination:
         None – Standard with single union FNPT connection
         C    - Single union FC (copper sweat) connection
         CPVC - Single union female CPVC tailpiece connection (3/4" & 1" only)   
         DM   - Double male meter thread connection (no tailpieces) (3/4" & 1" only)
         DMSS - DM with SS spring & seal cage (3/4" & 1" only)
         DU   - Double union FNPT connection (or used with C, CPVC, LU, PEX)
         HRSC - High Range with Seal Cage (1/2" - 1 1/4" only)
         LU   - Regular body, less union assembly (no tailpieces), FNPT X FNPT
         PEX  - Single union PEX tailpiece connection (3/4" & 1" only)
         P    - Tapped and plugged for gauge
         SC   - Sealed cage bell housing with stainless steel adjustment bolt, lock nut, and 
                spring
[11] The valves include options designated by the following suffixes, which may be combined
     in any combination:
     (none) - Single Union NPT Tailpiece Connection
     C      - Copper Seat Tailpiece Connection
     DU     - Double Union Tailpiece Connection
     LU     - Less Union Connection
     PEX    - PEX Tailpiece Connection
     SC     - With Stainless Steel adjustment bolt, lock nut, and spring
     P      - Tapped with Plug
     CPVC   - CPVC Tailpiece Connection
     CR     - Extended Copper Sweat Tailpiece for Retrofit
     PFR    - Extended Push Fitting Tailpiece for Retrofit


Mechanical Plumbing Devices

Trade Designation      

Thermostatic Mixing Valve[G]
Model 38-ZW3870XLT      
Model 38-ZW3870XLT-4P      
Model [A]-ZW1017XLHT[B][1]      
Model [A]-ZW1017XL[B][1]      
Model [A]-ZW1070XL[B][1]      

[1] [A] Indicates end connection diameter
        38 - 3/8"
        12 - 1/2"
        34 - 3/4"
        1  - 1"
    [B] Indicates connection type
        -LU  - No tailpipes
        C    - Female copper (1/2", 3/4", or 1")
        COMB - Compression fitting (3/8")
        CPVC - Female CPVP (1/2" or 3/4")
        M    - Male NPT (3/4")
        None - Female NPT (1/2" or 3/4")
        PEX  - PEX fitting (1/2" or 3/4")
        
    

[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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