Standards in Numerical Order

The following is a listing of NSF testing capabilities to various standards from:

  • NSF – NSF International (formerly National Sanitation Foundation)
  • ANSI – American National Standards Institute
  • ASME – American Society of Mechanical Engineers
  • ASSE – American Society of Sanitary Engineers
  • ASTM – American Society for Testing and Materials
  • AWWA – American Water Works Association
  • CISPI – Cast Iron Soil Pipe Institute
  • CSA – Canadian Standards Association
  • IAPMO – International Association of Plumbing and Mechanical Officials

Should you have any questions about NSF Services, please feel free to contact staff of the NSF Plumbing Program at plumbing@nsf.org


Standard

Description

NSF Standard 3 Commercial Spray-Type Dishwashing and Glasswashing Machines
NSF Standard 5 Water Heaters, Hot Water Supply Boilers, and Heat Recovery Equipment
NSF Standard 12 Automatic Ice Making Equipment
NSF Standard 14 Plastics Piping System Components and Related Materials
NSF Standard 24 Plumbing System Components for MFR Homes and RVs
NSF Standard 42 Drinking Water Treatment Units – Aesthetic Effects
NSF Standard 44 Residential Cation Exchange Water Softeners
NSF Standard 50 Equipment for Pools, Spas, Hot Tubs, and Other Recreational Water Facilities
NSF Standard 51 Food Equipment Materials
NSF Standard 53 Drinking Water Treatment Units – Health Effects
NSF Standard 55 Ultraviolet Microbiological Water Treatment Systems
NSF Standard 58 Reverse Osmosis Drinking Water Treatment Systems
NSF Standard 60 Drinking Water Chemicals
NSF Standard 61 Drinking Water System Components - Health Effects
NSF Standard 62 Drinking Water Distillation Systems
NSF Standard 359 Valves for Crosslinked Polyethylene (PEX) Water Distribution Tubing Systems
NSF Standard 372 Drinking Water System Components - Lead Content
   
ASSE 1001 Pipe Applied Atmospheric Type Vacuum Breaker
ASSE 1002 Water Closet Flush Tank Ball Cocks
ASSE 1003 Water Pressure Reducing Valves
ASSE 1004 Commercial Dishwashing Machines
ASSE 1005 Water Heater Drain Valves
ASSE 1006 Residential Use Dishwashers
ASSE 1007 Home Laundry Equipment
ASSE 1008 Household Food Waste Disposer Units
ASSE 1009 Commercial Food Waste Grinder Units
ASSE 1010 Water Hammer Arresters
ASSE 1011 Hose Connection Vacuum Breaker
ASSE 1012 Backflow Prevention with Atmospheric Vent
ASSE 1013 Reduced Pressure Principle Backflow Preventer
ASSE 1014 Hand-Held Showers
ASSE 1015 Double Check Backflow Prevention Assembly
ASSE 1016 Individual Thermostatic Pressure Balancing and Combination Control Valves for Bathing Facilities
ASSE 1017 Temperature Actuated Mixing Valves for Primary Domestic Use
ASSE 1018 Trap Seal Primer Valves – Water Supply Fed
ASSE 1019 Vacuum Breaker Wall Hydrants, Frost Resistant Automatic Draining Type
ASSE 1020 Pressure Vacuum Breaker Assembly
ASSE 1021 Drain Air Gaps for Domestic Dishwasher Applications
ASSE 1022 Backflow Preventer for Carbonated Beverage Machine
ASSE 1023 Hot Water Dispenser, Household Storage Type Electric
ASSE 1024 Dual Check Valve Type Backflow Preventers
ASSE 1025 Diverters for Plumbing Faucets with Hose Spray, Anti-siphon Type, Residential Applications
ASSE 1028 Automatic Flow Controllers
ASSE 1029 Water Supply Valves: Mixing
ASSE 1032 Dual Check Valve Type Backflow Preventers for Carbonated Beverage Dispensers, Post Mix Type
ASSE 1034 Fixed Flow Restrictors
ASSE 1035 Laboratory Faucet Backflow Preventers
ASSE 1037 Pressurized Flushing Devices for Plumbing Fixtures
ASSE 1043 Cast Iron Solvent Sanitary Drainage Systems
ASSE 1044 Trap Seal Primer Valves – Drainage Type
ASSE 1045 Aluminum Drain, Waste and Vent Pipe with End Cap
ASSE 1046 Thermal Expansion Relief Valve
ASSE 1047 Reduced Pressure Detector BFP
ASSE 1048 Double Check Detector BFP
ASSE 1050 Air Admittance Valves-Stack
ASSE 1051 Air Admittance Valves
ASSE 1052 Hose Connection Backflow Preventers
ASSE 1056 Back Siphonage Vacuum Breakers
ASSE 1061 Performance Requirements for Push Fit Fittings
ASSE 1062 Temperature Activated Flow Reduction Valves
ASSE 1064 Performance Requirements for Backflow Prevention Assembly Field Test Kits
ASSE 1066 Individual Pressure Balancing In-Line Valves for Individual Fixture Fittings
ASSE 1069 Performance Requirements for Automatic Temperature Control Mixing Valves
ASSE 1070 Performance Requirements for Water Temperature Limiting Devices
ASSE 1071 Performance Requirements for Temperature Actuated Mixing Valves for Plumbed Emergency Equipment
ASSE 1079 Performance Requirements for Dielectric Pipe Unions
   
ASME A112.1.2 Air Gaps in Plumbing Systems
ASME A112.1.3 Air Gap Fittings for use with Plumbing Fixtures, Appliances and Appurtenances
ASME A112.3.1 Performance Standard and Installation Procedures for Stainless Steel Drainage Systems for Sanitary, Storm and Chemical Applications
ASME A112.3.4 Macerating Toilet Systems and Related Components
ASME A112.4.3 Plastic Fittings for Connecting Water Closets to the Sanitary Drainage System
ASME A112.4.14 Manually Operated, Quarter-Turn Shutoff Valves for Use in Plumbing Systems
ASME A112.6.1M Supports for Off-the-Floor Plumbing Fixtures
ASME A112.6.3 Floor and Trench Drains
ASME A112.14.1 Backwater Valves
ASME A112.14.3 Grease Interceptors
ASME A112.14.4 Grease Removal Devices
ASME A112.18.1/CSA B125.1 Plumbing Fixture Fittings
ASME A112.18.2/CSA B125.2 Plumbing Waste Fittings
ASME A112.18.3 Performance Requirements for Backflow Protection Devices and Systems in Plumbing Fixture Fittings
ASME A112.18.6/CSA B125.6 Flexible Water Connectors
ASME A112.18.7 Deck Mounted Bath/Shower transfer valves with Internal Backflow Protection
ASME A112.19.1/CSA B45.2 Enameled Cast Iron and Enameled Steel Plumbing Fixtures
ASME A112.19.2/CSA B45.1 Vitreous China Plumbing Fixtures
ASME A112.19.3/CSA B45.4 Stainless Steel Plumbing Fixtures
ASME A112.19.4M Porcelain Enameled Formed Steel Plumbing Fixtures
ASME A112.19.5/CSA B45.15 Trim for Water-Close Bowls, Tanks, and Urinals
ASME A112.19.6 Hydraulic requirements for Water Closets and Urinals
ASME A112.19.7/CSA B45.10 Hydromassage Bathtub Systems
ASME A112.19.8M Suction Fittings for Use in Swimming Pool, Wading Pools, Spas, Hot Tubs and Whirlpool
ASME A112.19.9M Non-Vitreous Ceramic Plumbing Fixtures
ASME A112.19.10 Dual Flush Devices for Water Closets
ASME A112.19.14 Six-Liter Water Closets Equipped with a Dual Flushing Device
ASME A112.19.15 Bathtubs/Whirlpool Bathtubs with Pressure Sealed Doors
ASME A112.21.1M Floor Drains (Revision to be redesignated A112.6.3M)
ASME A112.21.3M Hydrants for Utility and Maintenance Use (revision to be redesignated A112.6.5M)
ASME A112.36.2M Cleanouts
ASME B16.15 Cast Copper Alloy Threaded Fittings: Classes 125 and 250
ASME B16.18 Cast Copper Alloy Solder Joint Pressure Fittings
ASME B16.22 Wrought Copper and Copper Alloy Braze-Joint Pressure Fittings
ASME B40.1 Pressure Gauges and Gauge Attachments
   
ASTM A536 Standard Specification for Ductile Iron Castings
ASTM A74 Standard Specification for Cast Iron Soil Pipe and Fittings
ASTM B251 Specification for General Requirements for Wrought Seamless Copper and Copper-Alloy Tube
ASTM B280 Standard Specification for Seamless Copper Tube for Air Conditioning and Refrigeration Field Services
ASTM B306 Standard Specification for Copper Drainage Tube (DWV)
ASTM B68 Standard Specification for Seamless Copper Tube, Bright Annealed
ASTM B75 Standard Specification for Seamless Copper Tube
ASTM B813 Standard Specification for Liquid and Paste Fluxes for Soldering of Copper and Copper Alloy Tube
ASTM B88 Standard Specification for Seamless Copper Water Tube
ASTM B819 Standard Specification for Seamless Copper Tube for Medical Gas Systems
ASTM C564 Standard Specification for Rubber Gaskets for Cast Iron Soil Pipe and Fittings
ASTM C1277 Standard Specification for Shielded Couplings Joining Hubless Cast Iron Soil Pipe and Fittings
ASTM F1476 Standard Specification for Performance of Gasketed Mechanical Couplings for Use in Piping Applications
ASTM F1548 Standard Specification for Performance of Fittings for Use with Gasketed Mechanical Couplings Used in Piping Applications
ASTM C1540 Standard Specification for Heavy Duty Shielded Couplings Joining Hubless Cast Iron Soil Pipe and Fittings
ASTM D4551 Standard Specification for Poly(Vinyl Chloride) (PVC) Plastic Flexible Concealed Water Containment Membrane
ASTM D6284 Standard Test Method for Rubber Property—Effect of Aqueous Solutions with Available Chlorine and Chloramine
   
ANSI Z124.1 For Plastic Bathtub Units
ANSI Z124.1.2 Plastic Bathtub and Shower Units
ANSI Z124.2 For Plastic Show Units
ANSI Z124.3 For Plastic Lavatories
ANSI Z124.4 For Plastic Water Closet Bowls and Tanks
ANSI Z124.5 For Plastic Toilet (Water Closets) Seats
ANSI Z124.6 For Plastic Sinks
ANSI Z124.7 For Prefabricated Plastic Spa Shells
ANSI Z124.8 For Plastic Bathtub Liners
ANSI Z124.9 For Plastic Urinal Fixtures
   
AWWA C115 AWWA Standard for Flanged Ductile-Iron Pipe With Ductile-Iron or Gray-Iron Threaded Flanges
AWWA C510 AWWA Standard for Double-Check Valve Backflow-Prevention Assembly
AWWA C511 AWWA Standard for Reduced-Pressure-Principle Backflow-Prevention Assembly
AWWA C606 AWWA Standard for Grooved and Shouldered Joints
   
CISPI 301 Hubless Cast Iron Soil Pipe and Fittings for Sanitary and Storm Drain, Waste and Vent Piping Applications
CISPI 310 Couplings for use in connection with Hubless Cast Iron Soil Pipe and Fittings for Sanitary and Storm Drain, Waste, and Vent Piping Applications
   
CSA B125.1 Harmonized with ASME A112.18.1 Plumbing Supply Fittings
CSA B125.2 Harmonized with ASME A112.18.2 Plumbing Waste Fittings
CSA B125.3 Plumbing Fittings
CSA B125.6 Harmonized with ASME A112.18.6 Flexible Water Connectors
CSA B45.1 Harmonized with ASME A112.19.2 Ceramic Plumbing Fixtures
CSA B45.2 Harmonized with ASME A112.19.1 Enamelled Cast Iron and Enamelled Steel Plumbing Fixtures
CSA B45.4 Harmonized with ASME A112.19.3 Stainless Steel Plumbing Fixtures
CSA B45.5 Harmonized with IAPMO Z124 Plastic Plumbing Fixtures
CSA B45.6 Nonrecirculating Toilets, Vacuum Oilets, and Waste-Holding Tanks for Use in Recreational Vehicles
CSA B45.10 Harmonized with ASME A112.19.7 Hydromassage Bathtub Systems
CSA B45.15 Harmonized with ASME A112.19.5 Flush Vavles and Spuds for Water Closets, Urinals, and Tanks
CSA B66 Design, Material, and Manufracturing Requirements for Prefabricated Septic Tanks and Sewage Holding Tanks
CSA B64 Series Backflow Preventers and Vacuum Breakers
CSA B356 Water Pressure Reducing Valves for Domestic Water Supply Systems
CSA B481.1 Grease Interceptors
CSA MSE-13 Mechanical Type Fittings for joining Copper Tubing for Hot and Cold Water Supply
CSA Z240.3.2 Recreational Vehicles
   
IAPMO IGC 81 Pedestal Lavatory Traps
IAPMO IGC 137 Press Type Copper and Copper Alloy Fittings
IAPMO IGC 157 PBall Valves
IAPMO IGC 188 Removable and Non-Removable Push Fit Fittings
IAPMO IGC 195 Floor Drain with Integrated Bonding Flange
IAPMO PS 1 Prefabricated Septic Tanks
IAPMO PS 14 Flexible Metallic Water Connectors
IAPMO PS 16 Subdrains for Built-Up Shower Pans
IAPMO PS 36 Lead Free Sealing Compounds for threaded joints
IAPMO PS 44 Shielded Transition Couplings for use with dissimilar DWV Pipe and Fittings above ground
IAPMO PS 50 Flush Valve with Dual Flush Device for Water closet or Water Closet Tank with Integral Flush Valve with Dual Flush Device
IAPMO PS 65 Air Gap Units, Water Conditioning Equipment Installation
IAPMO PS 72 Valves with Atmospheric Vacuum Breaker
IAPMO PS 74 Reinforced Flexible Water Connectors (Includes Corrosion)
IAPMO PS 76 Ballcock or Flushometer Valve Tailpiece Trap Primers & Trap Primer Receptors/Adapters
IAPMO PS 88 Pre-pressurized Potable Water Tanks
IAPMO PS 92 Heat Exchangers and Indirect Water Heaters
IAPMO PS 95 Drain, Waste, and Vent Hangers and Plastic Pipe Support Hooks
IAPMO PS XX-99 Elastomeric Fitting (Under Sink Coupling)
IAPMO PS 101 Suction Relief Valves
IAPMO PS 117 Copper and Copper Alloy Tubing System Incorporating Press-Type of Nail-Type Connections
IAPMO Z1000 Prefabricated Septic Tanks
   
WaterSense EPA WaterSense Specification for High-Efficiency Lavatory Faucets
WaterSense EPA WaterSense Specification for Tank-Type High-Efficiency Toilets
WaterSense EPA WaterSense Specification for High-Efficiency Flushing Urinals