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NSF/ANSI 51
Food Equipment Materials



 
RWC UK Ltd. DBA John Guest 
Horton Road
West Drayton, Middlesex UB7 8JL 
United Kingdom 
44 189 544 9233
Visit this company's website

Facility : Launceston, UK

         Maximum Temperature 
  Trade Designation  Color   Type of Food    of Use in °F 

Acetal C Series Pipe Fittings for Food Zone[1] [2]
  CIaabbxyz[3]  Black
Grey
White 
All food contact types  212° 
  CMaabbxyz[3]  Black
Grey
White 
All food contact types  212° 
  NC-Series[4]  White
Black
Grey 
All food contact types  212° 
 
[1] Marking is NSF-51 due to size limitation. Collets within all series are interchangeable.
    Model numbers:
    aa - Product Type
    bb - OD Tube size (M in mm, I in 1/32")
    I - Imperial
    M - Metric
    x - Type of thread
    Y - Pipe thread size in 1/8" units
    z - Material of main body
[2] Not acceptable for use in contact with alcoholic beverages containing more than 15%
    alcohol.
[3] Listed models have as suffix z:
    E - Black
    S - Grey
    W - White body with red collets
    WB - White body with blue collet
    X2 - Double seal models
[4] All model numbers have prefix ‘NC’. These are ‘Non catalogue’ parts.

Acetal P Series Pipe Fittings for Food Zone[1] [2]
  NC-Series[4][4]  Black
Grey 
All food contact types  212° 
  PIaabbxyz[5]  Black
Grey 
All food contact types  212° 
  PMaabbxyz[5]  Black
Grey 
All food contact types  212° 
 
[1] Marking is NSF-51 due to size limitation. Collets within all series are interchangeable.
    Model numbers:
    aa - Product Type
    bb - OD Tube size (M in mm, I in 1/32")
    I - Imperial
    M - Metric
    x - Type of thread
    Y - Pipe thread size in 1/8" units
    z - Material of main body
[2] Not acceptable for use in contact with alcoholic beverages containing more than 15%
    alcohol.
[4] All model numbers have prefix ‘NC’. These are ‘Non catalogue’ parts.
[5] Listed models have as suffix z:
    E - Black
    S - Grey

Acetal Pipe Inserts for Food Zone[2]
  TSI250S[6]  Light Grey  All food contact types  212° 
  TSI312S[6]  Light Grey  All food contact types  212° 
  TSI375S[6]  Light Grey  All food contact types  212° 
  TSM1209S[6]  Light Grey  All food contact types  212° 
 
[2] Not acceptable for use in contact with alcoholic beverages containing more than 15%
    alcohol.
[6] Fittings with Release Code higher than 170166 are NSF Certified.

Acetal RM Pipe Divider for Food Zone[2]
  RM2306E  Black  All food contact types  212° 
  RM2308E  Black  All food contact types  212º 
  RM2312E  Black  All food contact types  212º 
 
[2] Not acceptable for use in contact with alcoholic beverages containing more than 15%
    alcohol.

Acetal S Series Pipe Fittings for Food Zone[1] [2]
  NC-Series[4]  Black
Grey 
All food contact types  212° 
  SIaabbxyz[5]  Black
Grey 
All food contact types  212° 
  SMaabbxyz[5]  Black
Grey 
All food contact types  212° 
 
[1] Marking is NSF-51 due to size limitation. Collets within all series are interchangeable.
    Model numbers:
    aa - Product Type
    bb - OD Tube size (M in mm, I in 1/32")
    I - Imperial
    M - Metric
    x - Type of thread
    Y - Pipe thread size in 1/8" units
    z - Material of main body
[2] Not acceptable for use in contact with alcoholic beverages containing more than 15%
    alcohol.
[4] All model numbers have prefix ‘NC’. These are ‘Non catalogue’ parts.
[5] Listed models have as suffix z:
    E - Black
    S - Grey

Polypropylene PP Series Pipe Fittings for Food Zone[1]
  NC-Series[4]  Black
White 
Alcoholic Beverages
Aqueous
 166° 
  PPMaabbxyz  Black
White 
Alcoholic Beverages
Aqueous
 166° 
  PPaabbxyz  Black
White 
Alcoholic Beverages
Aqueous
 166° 
 
[1] Marking is NSF-51 due to size limitation. Collets within all series are interchangeable.
    Model numbers:
    aa - Product Type
    bb - OD Tube size (M in mm, I in 1/32")
    I - Imperial
    M - Metric
    x - Type of thread
    Y - Pipe thread size in 1/8" units
    z - Material of main body
[4] All model numbers have prefix ‘NC’. These are ‘Non catalogue’ parts.

Polypropylene PPSV Series Shut Off Valves for Food Zone[1]
  NC-Series[4]  Black
White 
Alcoholic Beverages
Aqueous
 166° 
  PPSVaabbxyz[4]  Black
White 
Alcoholic Beverages
Aqueous
 166° 
 
[1] Marking is NSF-51 due to size limitation. Collets within all series are interchangeable.
    Model numbers:
    aa - Product Type
    bb - OD Tube size (M in mm, I in 1/32")
    I - Imperial
    M - Metric
    x - Type of thread
    Y - Pipe thread size in 1/8" units
    z - Material of main body
[4] All model numbers have prefix ‘NC’. These are ‘Non catalogue’ parts.


Facility : Maidenhead, United Kingdom

         Maximum Temperature 
  Trade Designation  Color   Type of Food    of Use in °F 

LLDPE Pipe for Food Zone
  John Guest LLDPE Tube  Black  Aqueous acidic 
Aqueous non-acidic 
Alcohol greater than 8% 
Alcohol less than or equal to 8% 
Bakery products with no free fats or oils on surface 
Dry solids 
Dairy, oil in water emulsions 
 180° 
  John Guest LLDPE Tube  Blue  Alcohol greater than 8%
Alcohol less than or equal to 8%
Aqueous acidic
Aqueous non-acidic
Bakery products with no free fats or oils on surface
Dry solids
Dairy, oil in water emulsions
 180° 
  John Guest LLDPE Tube  Brown  Alcohol greater than 8%
Alcohol less than or equal to 8%
Aqueous acidic
Aqueous non-acidic
Bakery products with no free fats or oils on surface
Dry solids
Dairy, oil in water emulsions
 180° 
  John Guest LLDPE Tube  Green  Alcohol greater than 8%
Alcohol less than or equal to 8%
Aqueous acidic
Aqueous non-acidic
Bakery products with no free fats or oils on surface
Dry solids
Dairy, oil in water emulsions
 180° 
  John Guest LLDPE Tube  Natural  Alcohol greater than 8%
Alcohol less than or equal to 8%
Aqueous acidic
Aqueous non-acidic
Bakery products with no free fats or oils on surface
Dry solids
Dairy, oil in water emulsions
 180° 
  John Guest LLDPE Tube  Orange  Alcohol greater than 8%
Alcohol less than or equal to 8%
Aqueous acidic
Aqueous non-acidic
Bakery products with no free fats or oils on surface
Dry solids
Dairy, oil in water emulsions
 180° 
  John Guest LLDPE Tube  Red  Alcohol greater than 8%
Alcohol less than or equal to 8%
Aqueous acidic
Aqueous non-acidic
Bakery products with no free fats or oils on surface
Dry solids
Dairy, oil in water emulsions
 180° 
  John Guest LLDPE Tube  Violet  Alcohol greater than 8%
Alcohol less than or equal to 8%
Aqueous acidic
Aqueous non-acidic
Bakery products with no free fats or oils on surface
Dry solids
Dairy, oil in water emulsions
 180° 
  John Guest LLDPE Tube  Yellow  Alcohol greater than 8%
Alcohol less than or equal to 8%
Aqueous acidic
Aqueous non-acidic
Bakery products with no free fats or oils on surface
Dry solids
Dairy, oil in water emulsions
 180° 
  John Guest LLDPE Tube  White  Alcohol greater than 8%
Alcohol less than or equal to 8%
Aqueous acidic
Aqueous non-acidic
Bakery products with no free fats or oils on surface
Dry solids
Dairy, oil in water emulsions
 180° 


Facility : Middlesex, United Kingdom

         Maximum Temperature 
  Trade Designation  Color   Type of Food    of Use in °F 

Acetal C Series Pipe Fittings for Food Zone[1] [2]
  CIaabbxyz[3]  Black
Grey
White 
All food contact types  212° 
  CMaabbxyz[3]  Black
Grey
White 
All food contact types  212° 
  NC-Series[4]  White
Black
Grey 
All food contact types  212° 
 
[1] Marking is NSF-51 due to size limitation.  Collets within all series are
    interchangeable.
    Model numbers:
    aa - Product Type
    bb - OD Tube size (M in mm, I in 1/32")
    I  - Imperial
    M  - Metric
    x  - Type of thread
    Y  - Pipe thread size in 1/8" units
    z  - Material of main body
[2] Not acceptable for use in contact with alcoholic beverages containing more than 15%
    alcohol.
[3] Listed models have as suffix z:
    E  - Black
    S  - Grey
    W  - White body with red collets
    WB - White body with blue collet
    X2 - Double seal models
[4] All model numbers have prefix ‘NC’. These are ‘Non catalogue’ parts.

Acetal P Series Pipe Fittings for Food Zone[1] [2]
  NC-Series[4]  Black
Grey 
All food contact types  212° 
  PIaabbxyz[5]  Black
Grey 
All food contact types  212° 
  PMaabbxyz[5]  Black
Grey 
All food contact types  212° 
 
[1] Marking is NSF-51 due to size limitation.  Collets within all series are
    interchangeable.
    Model numbers:
    aa - Product Type
    bb - OD Tube size (M in mm, I in 1/32")
    I  - Imperial
    M  - Metric
    x  - Type of thread
    Y  - Pipe thread size in 1/8" units
    z  - Material of main body
[2] Not acceptable for use in contact with alcoholic beverages containing more than 15%
    alcohol.
[4] All model numbers have prefix ‘NC’. These are ‘Non catalogue’ parts.
[5] Listed models have as suffix z:
    E - Black
    S - Grey

Acetal Pipe Inserts for Food Zone[2]
  TSI250S[6]  Light Grey  All food contact types  212° 
  TSI312S[6]  Light Grey  All food contact types  212° 
  TSI375S[6]  Light Grey  All food contact types  212° 
  TSM1209S[6]  Light Grey  All food contact types  212° 
 
[2] Not acceptable for use in contact with alcoholic beverages containing more than 15%
    alcohol.
[6] Fittings with Release Code higher than 170166 are NSF Certified.

Acetal RM Pipe Divider for Food Zone[2]
  RM2306E  Black  All food contact types  212° 
  RM2308E  Black  All food contact types  212º 
  RM2312E  Black  All food contact types  212º 
 
[2] Not acceptable for use in contact with alcoholic beverages containing more than 15%
    alcohol.

Acetal S Series Pipe Fittings for Food Zone[1] [2]
  NC-Series[4]  Black
Grey 
All food contact types  212° 
  SIaabbxyz[5]  Black
Grey 
All food contact types  212° 
  SMaabbxyz[5]  Black
Grey 
All food contact types  212° 
 
[1] Marking is NSF-51 due to size limitation.  Collets within all series are
    interchangeable.
    Model numbers:
    aa - Product Type
    bb - OD Tube size (M in mm, I in 1/32")
    I  - Imperial
    M  - Metric
    x  - Type of thread
    Y  - Pipe thread size in 1/8" units
    z  - Material of main body
[2] Not acceptable for use in contact with alcoholic beverages containing more than 15%
    alcohol.
[4] All model numbers have prefix ‘NC’. These are ‘Non catalogue’ parts.
[5] Listed models have as suffix z:
    E - Black
    S - Grey

Acetal Shut Off Valves for Food Zone[2]
  1/2ISV  Grey  All food contact types  212° 
  PISV0412CS  Grey  All food contact types  212° 
  PISV0412S  Grey  All food contact types  212° 
  PISV0412S-R  Grey  All food contact types  212° 
  PISV0416S  Grey  All food contact types  212° 
 
[2] Not acceptable for use in contact with alcoholic beverages containing more than 15%
    alcohol.

Half Cartridges with Acetal Body & Collet for Food Zone[7]
  CI28(1)(2)(3)  N/A  Alchoholic Beverage
Aqueous
 166° 
  CM28(1)(2)  N/A  Alcoholic Beverages
Aqueous
 166° 
  PCI28(1)(2)(3)  N/A  Alchoholic Beverage
Aqueous
 166° 
  PCM28(1)(2)(3)  N/A  Alcoholic Beverages
Aqueous
 166° 
  PI28(1)(2)(3)  N/A  Alcoholic Beverages
Aqueous
 166° 
  PM28(1)(2)(3)  N/A  Alchoholic Beverage
Aqueous
 166° 
 
[7] (1) 2-digit code indicating tube OD in mm or 1/32"
    (2) 1-digit code indicating body and collet colour
    (3) Optional 2, indicating version with 2 o-rings

Half Cartridges with Brass Body & Acetal Collet for Food Zone[7]
  CI28(1)(2)(3)  N/A  Aqueous
Alcoholic Beverages
 166° 
  CM28(1)(2)(3)  N/A  Aqueous
Alcoholic Beverages
 166° 
  LM28(1)(2)  N/A  Aqueous
Alcoholic Beverages
 166° 
  MI28(1)(2)(3)  N/A  Alcoholic Beverage
Aqueous
 166° 
  MM28(1)(2)(3)  N/A  Alcoholic Beverage
Aqueous
 166° 
 
[7] (1) 2-digit code indicating tube OD in mm or 1/32"
    (2) 1-digit code indicating body and collet colour
    (3) Optional 2, indicating version with 2 o-rings

Half Cartridges with Polypropylene Body and Collet for Food Zone[7]
  PP28(1)W  N/A  Alcoholic Beverage
Aqueous
 166° 
 
[7] (1) 2-digit code indicating tube OD in mm or 1/32"
    (2) 1-digit code indicating body and collet colour
    (3) Optional 2, indicating version with 2 o-rings

Half Cartridges with Stainless Steel Body & Acetal Collet for Food Zone
  MI28(1)ST(3)  N/A  Alcoholic Beverage
Aqueous
 166° 

Polypropylene ASVPP Series Valves for Food Zone
  ASVPP1  White  All food contact types  212° 
  ASVPP1LF  White  All food contact types  212° 
  ASVPP2  White  All food contact types  212° 
  ASVPP2LF  White  All food contact types  212° 
  ASVPP5  White  All food contact types  212° 
  ASVPP5LF  White  All food contact types  212° 
  ASVPP6  White  All food contact types  212° 
  ASVPP6LF  White  All food contact types  212° 
  PASVPP1[8]  Black
White 
Aqueous non-acidic  73° 
  PASVPP2[8]  Black
White 
Aqueous non-acidic  73° 
  PASVPP5[8]  Black
White 
Aqueous non-acidic  73° 
  PASVPP6[8]  Black
White 
Aqueous non-acidic  73° 
 
[8] Acceptable for use in contact only with non-carbonated potable water with a maximum
    temperature of 73°F.

Polypropylene PP Series Pipe Fittings for Food Zone[1]
  NC-Series[4]  Black
White 
Alcoholic Beverages
Aqueous
 166° 
  PPMaabbxyz  Black
White 
Alcoholic Beverages
Aqueous
 166° 
  PPaabbxyz  Black
White 
Alcoholic Beverages
Aqueous
 166° 
 
[1] Marking is NSF-51 due to size limitation.  Collets within all series are
    interchangeable.
    Model numbers:
    aa - Product Type
    bb - OD Tube size (M in mm, I in 1/32")
    I  - Imperial
    M  - Metric
    x  - Type of thread
    Y  - Pipe thread size in 1/8" units
    z  - Material of main body
[4] All model numbers have prefix ‘NC’. These are ‘Non catalogue’ parts.

Polypropylene PPSV Series Shut Off Valves for Food Zone[1]
  NC-Series[4]  Black
White 
Alcoholic Beverages
Aqueous
 166° 
  PPSVaabbxyz[4]  Black
White 
Alcoholic Beverages
Aqueous
 166° 
 
[1] Marking is NSF-51 due to size limitation.  Collets within all series are
    interchangeable.
    Model numbers:
    aa - Product Type
    bb - OD Tube size (M in mm, I in 1/32")
    I  - Imperial
    M  - Metric
    x  - Type of thread
    Y  - Pipe thread size in 1/8" units
    z  - Material of main body
[4] All model numbers have prefix ‘NC’. These are ‘Non catalogue’ parts.

Single Check Valves for Food Zone[2] [9]
  1/2 SCV  Black
White 
All food contact types  212° 
  1/4SCV  Black
White 
All food contact types  212° 
  10SCV  Black
White 
All food contact types  212° 
  12SCV  Black
White 
All food contact types  212° 
  3/8SCV  Black
White 
All food contact types  212° 
  5/16SCV  Black
White 
All food contact types  212° 
  6SCV  Black
White 
All food contact types  212° 
  NC2355  Black
White 
All food contact types  212° 
  NC2718  Black
White 
All food contact types  212° 
  NC2718E  Black  All food contact types  212º 
 
[2] Not acceptable for use in contact with alcoholic beverages containing more than 15%
    alcohol.
[9] Black versions are metric sizes (6,8 or 10 mm), white versions are imperial sizes (1/4",
    5/16", or 3/8")


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