Standards in Numerical Order

The following is a listing of NSF testing capabilities to various standards from NSF, ANSI, ASME, ASSE, and IAPMO.

Glossary of acronyms used in this listing:

  • NSF - NSF International (formerly National Sanitation Foundation)
  • ANSI - Amercian National Standards Institute
  • ASME - American Society of Mechanical Engineers
  • ASSE - American Society of Sanitary Engineers
  • 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:

  • Pete Greiner, Technical Manager, at greiner@nsf.org
  • Nasrin Kashefi, General Manager, at kashefi@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
JWWA Certification Test (Japan Municipal Hot Water Fixture)
   
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 (Per Model/Size)
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 1060 Outdoor Enclosures for Backflow Prevention Assemblies
ASSE 1062 Temperature Activated Flow Reduction Valves
ASSE 1066 Individual Pressure Balancing In-Line Valves for Individual Fixture Fittings
   
ASME A112.1.2 Air Gaps in Plumbing Systems (reaffirmed 1998)
ASME A112.3.1 Performance Standard and Installation Procedures for Stainless Steel Drainage Systems for Sanitary, Storm and Chemical Applications
ASME A112.4.1 Water Heater Relief Valve Drain Tubes (reaffirmed 1998)
ASME A112.4.3 Plastic Fittings for Connecting Water Closets to the Sanitary Drainage System
ASME A112.6.1M Supports for Off-the-Floor Plumbing Fixtures
ASME A112.14.1 Backwater Valves (reaffirmed 1998)
ASME A112.18.1M Plumbing Fixture Fittings
ASME A112.18.3M Backflow Protection Devices and Systems
ASME A112.18.6 Flexible Water Connectors
ASME A112.18.7 Deck Mounted Bath/Shower transfer valves with Internal Backflow Protection
ASME A112.19.1M Enameled Cast Iron Plumbing Fixtures (reaffirmed 1999, with 1998 supplement)
ASME A112.19.2M Vitreous China Plumbing Fixtures
ASME A112.19.3M Stainless Steel Plumbing Fixtures (reaffirmed 1996)
ASME A112.19.4M Porcelain Enameled Formed Steel Plumbing Fixtures (reaffirmed 1999 with 1998 supplement)
ASME A112.19.5 Trim for Water-Close Bowls, Tanks, and Urinals
ASME A112.19.6 Hydraulic requirements for Water Closets and Urinals
ASME A112.19.7M Whirlpool Bathtub Appliances
ASME A112.19.8M Suction Fittings for Use in Swimming Pool, Wading Pools, Spas, Hot Tubs and Whirlpool (reaffirmed 1996)
ASME A112.19.9M Non-Vitreous Ceramic Plumbing Fixtures (reaffirmed 1998)
ASME A112.19.10 Dual Flush Devices for Water Closets
ASME A112.21.1M Floor Drains (Revision to be redesignated A112.6.3M) (reaffirmed 1998)
ASME A112.21.3M Hydrants for Utility and Maintenance Use (revision to be redesignated A112.6.5M) (reaffirmed 1995)
ASME A112.36.2M Cleanouts (reaffirmed 1998)
   
ANSI Z124.1 For Plastic Bathtub 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
   
IAPMO PS 1 Prefabricated Septic Tanks
IAPMO PS 14 Flexible Metallic Water Connectors
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 65 Air Gap Units, Water Conditioning Equipment Installation
IAPMO PS 74 Reinforced Flexible Water Connectors (Includes Corrosion)
IAPMO PS 88 Pre-pressurized Potable Water Tanks
IAPMO PS 95 Drain, Waste, and Vent Hangers and Plastic Pipe Support Hooks
IAPMO PS XX-99 Elastomeric Fitting (Under Sink Coupling)
IAPMO IGC 137 Press Type Copper and Copper Alloy Fittings