NSF Product and Service Listings

These NSF Official Listings are current as of Monday, July 22, 2024 at 12:15 a.m. Eastern Time. Please contact NSF to confirm the status of any Listing, report errors, or make suggestions.

Alert: NSF is concerned about fraudulent downloading and manipulation of website text. Always confirm this information by clicking on the below link for the most accurate information: http://info.nsf.org/Certified/PwsComponents/Listings.asp?Company=C0215339&Standard=061&


NSF/ANSI/CAN 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. Click here for the definitions of Water Contact Temperatures denoted in these Listings. Products certified to NSF/ANSI/CAN 61 comply with the health effects criteria in NSF/ANSI/CAN 600.

 
Kubota Corporation 
2-47, Shikitsuhigashi 1-chome
Naniwa-ku, Osaka 556-8601 
Japan 
81 6 6648 2111
Visit this company's website


Facility : Chiba, Japan

Pipes and Related Products

    Water Water
    Contact Contact
Trade Designation Size Temp Material

Fittings[1]
GX Fittings[2] [3] CLD 23 MLTPL
GX P-Link[2] 75 -300mm CLD 23 MLTPL
NS Fittings [3] CLD 23 MLTPL
PN Fittings [3] CLD 23 MLTPL
S Fittings [3] CLD 23 MLTPL
UF Fittings [4] CLD 23 MLTPL
US Fittings [4] CLD 23 MLTPL 

[1] Only products bearing the NSF Mark on the product, product packaging, and/or
    documentation shipped with the product are Certified.
[2] GX is an abbreviation of GENEX.
[3] Certified for the following configurations and sizes:
    GX Double Socket Tee: 75-400 x 75-400 mm
    GX Double Socket Tee: 400 mm x 8-12""
    GX Socket Spigot Reducer: 100-400 x 75-300 mm
    GX Socket Spigot Reducer: 400 mm x 8-12""
    GX Spigot Socket Reducer: 100-400 x 75-300 mm
    GX Spigot Socket Reducer: 400 mm x 8-12""
    GX Socket Spigot Bend: 75-400 mm
    GX Double Socket Bend: 75-400 mm
    GX Socket Spigot Tee with Flanged Branch: 75-400 x 75-100 mm
    GX Socket Spigot Tee with Flanged Branch for Shallow Buried Use: 75-250 x 75 mm
    GX Socket Spigot Tee with Spiral Flanged Branch: 75-300 x 75-100 mm
    GX Collar: 75-400 mm
    GX Flanged Socket: 75-400 mm
    GX Flanged Spigot: 75-400 mm
    GX Doublet Socket Piece: 75-400 mm
    GX Offset: 75-300 mm
    GX Cap: 75-400 mm
    GX Flanged Spigot Pipe: 75-400 mm
    GX Socket Flanged Tee with Flanged Branch: 400 x 100 mm
    GX Flanged Spigot Tee with Flanged Branch: 400 x 100 mm
    GX Double Socket Level Invert Tee with Socket Branch : 300-400 x 100-150 mm
    GX Double Socket Level Invert Tee with Socket Branch: 400 mm x 6""
    GX All Socket Cross: 6-12""
    GX Collar: 6, 8, 12""
    GX Double Socket Bend: 6, 8, 12""
    GX Double Socket Reducer: 8-12 x 6-8""
    GX Double Socket Tee with Flanged Branch: 6-12""
    GX Flanged Socket: 6, 8, 12""
    GX Flanged Spigot: 6, 8, 12""
    GX Flanged Spigot for GX Collar Connection: 6-12""
    GX Nipple: 6-12""
    GX Triple Socket Tee : 6-12 x 6-12""
    NS Double Socket Tee: 500-800 x 350-800 mm
    NS Double Socket Tee: 500-600 mm x 6-12""
    NS Socket Spigot Reducer: 500-800 x 250-700 mm
    NS Socket Spigot Reducer: 500-600 mm x 12""
    NS Spigot Socket Reducer: 500-800 x 250-700 mm
    NS Spigot Socket Reducer: 500-600 mm x 12""
    NS Socket Spigot Bend: 500-800 mm
    NS Socket Spigot Tee with Flanged Branch: 500-800 x 75-600 mm
    NS Collar: 500-800 mm
    NS Plug: 500-800 mm
    NS Flanged Socket: 500-800 mm
    NS Flanged Spigot: 500-800 mm
    NS Double Socket Level Invert Tee with Socket Branch: 500-800 x 200-300 mm
    NS Double Socket Bend: 500-800 mm
    NS Double Socket Level Invert Tee with GX Socket Branch: 500-800 x 150-300 mm
    NS Double Socket Level Invert Tee with GX Socket Branch: 500-600 mm x 6-12""
    NS Flanged Spigot Tee with Flanged Branch: 500-800 x 100-150 mm
    NS Socket Flanged Tee with Flanged Branch: 500-800 x 100-150 mm
    NS Triple Socket Cross: 500-800 x 400-600 mm
    PN Socket Spigot Pipe: 500-800 mm
    PN Socket Spigot Tee with Flanged Branch: 700-800 x 100 mm
    PN Collar: 700-800 mm
    Blind Flange: 75-800 mm
    Double Flanged Fitting : 75-150mm (3-6"") x 100-400 mm
    
    Certification includes flange class 125, 150, 250, 300, B16.1, B16.5 (ASME Standard) and
    class B to F and C207 (AWWA Standard).
[4] Certified for the following configurations and sizes:
    US Collar: 800 mm
    UF Double Socket Tee: 800 x 500-800 mm
    UF Socket Spigot Reducer: 800 x 500-700 mm
    UF Spigot Socket Reducer: 800 x 500-700 mm
    UF Socket Spigot Bend: 800 mm
    UF Double Socket Bend: 800 mm
    UF Socket Flanged Tee with Flanged Branch: 800 x 150 mm
    UF Flanged Spigot Tee with Flanged Branch: 800 x 150 mm
    UF Socket Spigot Tee with Flanged Branch: 800 x 75-600 mm
    UF Flanged Socket: 800 mm
    UF Flanged Spigot: 800 mm
    UF Double Socket Level Invert Tee with Socket Branch: 800 x 300 mm
    UF Triple Socket Cross: 800 x 600 mm
    
    Certification includes flange class 125, 150, 250, 300, B16.1, B16.5 (ASME Standard) and
    class B to F and C207 (AWWA Standard).

Pipe[1] [5] [6]
GX Pipe[2] [8] [7] CLD 23 MLTPL
NS Pipe 500 mm - 1000 mm CLD 23 MLTPL
PN Pipe 500 mm - 1500 mm CLD 23 MLTPL
S Pipe 1100 mm - 2600 mm CLD 23 MLTPL
UF Pipe 800 mm - 2600 mm CLD 23 MLTPL
US Pipe 800 mm - 2600 mm CLD 23 MLTPL 

[1] Only products bearing the NSF Mark on the product, product packaging, and/or
    documentation shipped with the product are Certified.
[2] GX is an abbreviation of GENEX.
[5] One or a combination of these suffixes may be used with each pipe:
    GX1 - GX Spigot end with Socket
    GX2 - GX Spigot end without Socket
    NS1 - NS Spigot end with Socket
    NS2 - NS Spigot end without Socket
    S1  - S Spigot end with Socket
    S2  - S Spigot end without Socket
    US1 - US Spigot end with Socket
    US2 - US Spigot end without Socket
    UF1 - UF Spigot end with Socket
    UF2 - UF Spigot end without Socket
    PN1 - PN spigot end with Socket
    PN2 - PN Spigot end without Socket
[6] Kubota marks products in accordance with JWWA, AWWA C151 standards or
    customer-designated specifications, with a maximum pipe thickness of T56. NSF has not
    reviewed or evaluated these products for compliance with any JWWA or AWWA standard.
[7] Certified for the following sizes:
    6", 8", 12"
    75mm - 400mm
[8] The GX Liner and GX Liner Board are restricted to one use every 100 ft. of GX pipe.



Facility : Hyogo, Japan

Mechanical Devices

    Water Water
    Contact Contact
Trade Designation Size Temp Material

Valves[1] [2]
GX Valve[3] 75 mm - 400 mm CLD 23 MLTPL 

[1] Only products bearing the NSF Mark on the product, product packaging, and/or
    documentation shipped with the product are Certified.
[2] Certified for use in distribution systems only.
[3] GX is an abbreviation of GENEX.


Pipes and Related Products

    Water Water
    Contact Contact
Trade Designation Size Temp Material

Fittings[1]
GX Fittings[2] [3] CLD 23 MLTPL
NS Fittings [3] CLD 23 MLTPL
PN Fittings [3] CLD 23 MLTPL
S Fittings [3] CLD 23 MLTPL
SX Fittings [3] CLD 23 MLTPL
UF Fittings [4] CLD 23 MLTPL
US Fittings [4] CLD 23 MLTPL 

[1] Only products bearing the NSF Mark on the product, product packaging, and/or
    documentation shipped with the product are Certified.
[2] GX is an abbreviation of GENEX.
[3] Certified for the following configurations and sizes:
    GX Double Socket Tee: 75-400 x 75-400 mm
    GX Double Socket Tee: 400 mm x 8-12""
    GX Socket Spigot Reducer: 100-400 x 75-300 mm
    GX Socket Spigot Reducer: 400 mm x 8-12""
    GX Spigot Socket Reducer: 100-400 x 75-300 mm
    GX Spigot Socket Reducer: 400 mm x 8-12""
    GX Socket Spigot Bend: 75-400 mm
    GX Double Socket Bend: 75-400 mm
    GX Socket Spigot Tee with Flanged Branch: 75-400 x 75-100 mm
    GX Socket Spigot Tee with Flanged Branch for Shallow Buried Use: 75-250 x 75 mm
    GX Socket Spigot Tee with Spiral Flanged Branch: 75-300 x 75-100 mm
    GX Collar: 75-400 mm
    GX Flanged Socket: 75-400 mm
    GX Flanged Spigot: 75-400 mm
    GX Double Socket Piece: 75-400 mm
    GX Offset: 75-400 mm
    GX Cap: 75-400 mm
    GX Flanged Spigot Pipe: 75-400 mm
    GX Socket Flanged Tee with Flanged Branch: 400 x 100 mm
    GX P-Link: 75-300 mm
    GX Flanged Spigot Tee with Flanged Branch: 400 x 100 mm
    GX Double Socket Level Invert Tee with Socket Branch: 300-400 x 100-150 mm
    GX Double Socket Level Invert Tee with Socket Branch: 400 mm x 6""
    GX All Socket Cross : 6-12""
    GX Collar: 6, 8, 12""
    GX Double Socket Bend : 6, 8, 12""
    GX Double Socket Reducer : 8-12 x 6-8""
    GX Double Socket Tee with Flanged Branch: 6-12""
    GX Flanged Socket: 6, 8, 12""
    GX Flanged Spigot : 6, 8, 12""
    GX Flanged Spigot for GX Collar Connection: 6-12""
    GX Nipple: 6-12""
    GX Triple Socket Tee: 6-12 x 6-12""
    NS Double Socket Tee: 500-1000 x 350-1000 mm
    NS Double Socket Tee: 500-600 mm x 6-12""
    NS Socket Spigot Reducer: 500-1000 x 250-900 mm
    NS Socket Spigot Reducer: 500-600 mm x 12""
    NS Spigot Socket Reducer: 500-1000 x 250-900 mm
    NS Spigot Socket Reducer: 500-600 mm x 12""
    NS Socket Spigot Bend: 500-1000 mm
    NS Double Socket Bend: 500-1000 mm
    NS Socket Spigot Tee with Flanged branch: 500-1000 x 75-600 mm
    NS Collar: 500-1000 mm
    NS Plug: 500-1000 mm
    NS Flanged Socket: 500-1000 mm
    NS Flanged Spigot: 500-1000 mm
    NS Double Socket Level Invert Tee with Socket Branch: 500-1000 x 200-400 mm
    NS Double Socket Level Invert Tee with GX Socket Branch:500-1000 x 150-400 mm
    NS Double Socket Level Invert Tee with GX Socket Branch: 500-600 mm x 6-12""
    NS Flanged Spigot Tee with Flanged Branch: 500-1000 x 100-200 mm
    NS Socket Flanged Tee with Flanged Branch: 500-1000 x 100-200 mm
    NS Triple Socket Cross: 500-900 x 400-700 mm
    PN Socket Spigot Pipe: 500-1100 mm
    PN Socket Spigot Tee with Flanged Branch: 700-1500 x 100-200 mm
    PN Collar: 700-1500 mm
    S Collar: 1100-2600 mm
    S Flanged Socket: 1100-2600 mm
    S Flanged Spigot: 1100-2600 mm
    SX Collar: 1100-1500 mm
    SX Double Socket Bend (5 5/8°-90°): 1100-1500 mm
    SX Double Socket Level Invert Tee with GX Socket Branch: 1100-1500×400 mm
    SX Double Socket Tee :1100-1500×300-1500 mm
    SX Double Socket Tee (12''): 1100-1500 mm
    SX Flanged Socket: 1100-1500 mm
    SX Flanged Spigot: 1100-1500 mm
    SX Flanged Spigot Pipe For Collar: 1100-1500 mm
    SX Flanged Spigot Tee with Flanged Branch:1100-1500×150-300 mm
    SX Long Collar: 1100-1500 mm
    SX Socket Flanged Tee with Flanged Branch 1100-1500×150-300 mm
    SX Socket Spigot Bend (5 5/8°-90°): 1100-1500 mm
    SX Socket Spigot Reducer: 1100-1500×600-1350 mm
    SX Socket Spigot Tee with Double boss flange: 1100-1500×75 mm
    SX Socket Spigot Tee with Flanged Branch: 1100-1500×150-600 mm
    SX Socket Spigot Tee with boss flange: 1100-1500×75 mm
    SX Spigot Socket Reducer: 1100-1500×600-1350 mm
    Blind Flange: 75-2600 mm
    Double Flanged Fitting : 75-150mm(3-6"") x 100-400 mm
    
    Certification includes flange class 125, 150, 250, 300, B16.1, B16.5 (ASME Standard) and
    class B to F and C207 (AWWA Standard).
[4] Certified for the following configurations and sizes:
    US Collar: 800-2600 mm
    UF Double Socket Tee: 800-2600 x 300-2600 mm
    UF Socket Spigot Reducer: 800-2600 x 300-2400 mm
    UF Spigot Socket Reducer: 800-2600 x 500-2400 mm
    UF Socket Spigot Bend: 800-2600 mm
    UF Double Socket Bend: 800-2600 mm
    UF Socket Flanged Tee with Flanged Branch: 800-2600 x 150-500 mm
    UF Flanged Spigot Tee with Flanged Branch:800-2600 x 150-500 mm
    UF Socket Spigot Tee with Flanged Branch: 800-2600 x 75-600 mm
    UF Flanged Socket: 800-2600 mm
    UF Flanged Spigot: 800-2600 mm
    UF Double Socket Level Invert Tee with Socket Branch: 800-2600 x 300-400 mm
    UF Triple Socket Cross: 800-900 x 600-700 mm
    
    Certification includes flange class 125, 150, 250, 300, B16.1, B16.5 (ASME Standard) and
    class B to F and C207 (AWWA Standard).

Pipe[1] [5] [6]
GX Pipe[2] [7] 75 mm - 400 mm CLD 23 MLTPL
NS Pipe 500 mm - 1000 mm CLD 23 MLTPL
PN Pipe 500 mm - 1500 mm CLD 23 MLTPL
S Pipe 1100 mm - 2600 mm CLD 23 MLTPL
SX Pipe 1100 mm -1500 mm CLD 23 MLTPL
UF Pipe 800 mm - 2600 mm CLD 23 MLTPL
US Pipe 800 mm - 2600 mm CLD 23 MLTPL 

[1] Only products bearing the NSF Mark on the product, product packaging, and/or
    documentation shipped with the product are Certified.
[2] GX is an abbreviation of GENEX.
[5] One or a combination of these suffixes may be used with each pipe:
    GX1 - GX Spigot end with Socket
    GX2 - GX Spigot end without Socket
    NS1 - NS Spigot end with Socket
    NS2 - NS Spigot end without Socket
    S1  - S Spigot end with Socket
    S2  - S Spigot end without Socket
    US1 - US Spigot end with Socket
    US2 - US Spigot end without Socket
    UF1 - UF Spigot end with Socket
    UF2 - UF Spigot end without Socket
    PN1 - PN spigot end with Socket
    PN2 - PN Spigot end without Socket
[6] Kubota marks products in accordance with JWWA, AWWA C151 standards or
    customer-designated specifications, with a maximum pipe thickness of T56. NSF has not
    reviewed or evaluated these products for compliance with any JWWA or AWWA standard.
[7] The GX Liner and GX Liner Board are restricted to one use every 100 ft. of GX pipe.

Number of matching Manufacturers is 1
Number of matching Products is 28
Processing time was 0 seconds