Nominal Pipe Size (Inches)  

3 4 5 6 8 10 12 14 15 16 18 20 24 30
Copper Tubing 3.13 4.13 5.13 6.13                    
Steel & Plastic Pipe (SDR 26.21 & Schedule) 3.50 4.50 5.56 6.63 8.63 10.75 12.75 14.00   16.00 18.00 20.00 24.00 30.00
Plastic Irrigation Pipe (PIP)   4.13   6.14 8.16 10.20 12.24   15.30   18.70 22.05 24.80  
Plastic Sewer Pipe (SDR 35)   4.22   6.26 8.40 10.50 12.50   15.30   18.70   24.80  
Plastic (PVC) AWWA C-900/C-905/C-909   4.80   6.90 9.05 11.10 13.20 15.30   17.40 19.50 21.60 25.80  
Polyehtylene Pipe (IPS Size) 3.50 4.50   6.63 8.63 10.75 12.75 14.00   16.00 18.00 20.00 24.00 30.00
Polyehtylene Pipe (DIP Size)   4.80   6.90 9.05 11.10 13.20 15.30   17.40 19.50 21.60 25.80 32.00
                                 
  Ductile Iron Pipe 3.96 4.80   6.90 9.05 11.10 13.20 15.30   17.40 19.50 21.60 25.80 32.00
Class 100 - 250 AWWA 3.96 4.80   6.90 9.05 11.10 13.20 15.30   17.40 19.50 21.60 25.80 32.00
Class A AWWA PIT Cast 3.80 4.80   6.90 9.05 11.10 13.20 15.30   17.40 19.50 21.60 25.80 31.74
Class B AWWA PIT Cast 3.96 5.00   7.10 9.05 11.10 13.20 15.30   17.40 19.50 21.60 25.80 32.00
Class C - D AWWA PIT Cast 3.96 5.00   7.10 9.30 11.40 13.50 15.65   17.80 19.92 22.06 26.32  
                                 
Machined End 3.74 4.64   6.91 9.11 11.24* 13.44* 15.07   17.15 19.90 22.12 26.48 33.12
Flintite Rough Barrel 3.94 4.90   7.13 9.33 11.30 13.42 15.45   17.60        
Fluid-Tite Rough Barrel 3.93 5.05   7.16 9.32 11.46 13.70 15.36   17.50 20.44 22.50 27.17  
Permaflex Rough Barrel   4.84   7.15 9.35 11.47 13.74 15.55   17.55 20.50 22.70 27.15  
Ring-Tite Rough Barrel 3.95 4.92   7.19 9.39 11.47 13.74 15.51   17.65 20.44 22.68 27.12 33.80
Min. Standard Rough Barrel   4.79   7.05 9.22 11.25 13.37 15.36   17.50        
Max. Standard Rough Barrel   5.26   7.40 9.57 11.77 14.04 15.80   17.94        
                               
Machined End 3.84 4.81   6.91 9.11 11.66 13.92 16.22   18.46 20.94 23.28 27.96 35.00
Flintite Rough Barrel 4.40 5.06   7.13 9.33 11.88 14.14 16.48   18.72        
Fluid-Tite Rough Barrel 4.03 5.14   7.12 9.32 11.85 14.11 16.41   18.65 21.20 23.54 28.22  
Permaflex Rough Barrel   5.00   7.20 9.40 11.92 14.20 16.50   18.75 21.30 23.64 28.32  
Ring-Tite Rough Barrel 4.13 5.07   7.17 9.37 11.92 14.18 16.48   18.72 21.30 23.64 28.32 35.42
Min. Standard Rough Barrel   4.97   7.07 9.27 11.82 14.08 16.38   18.62        
Max. Standard Rough Barrel   5.32   7.37 9.62 12.12 14.38 16.73   18.97        
                               
Machined End 3.84 4.81   6.91 9.11 11.66 13.92 16.22   18.46 22.18 24.66 29.62 37.06
Flintite Rough Barrel 4.17 5.32   7.26 9.44 11.88 14.14 16.53   18.84        
Fluid-Tite Rough Barrel 4.18 5.32   7.36 9.46 11.88 14.11 16.44   18.74        
Permaflex Rough Barrel   5.32   7.25 9.50 11.95 14.20 16.55   18.90 22.54 25.02 29.98  
Ring-Tite Rough Barrel 4.17 5.33   7.32 9.50 11.92 14.18 16.59   18.90 22.54 25.02 29.98 37.48
Min. Standard Rough Barrel   5.22   7.26 9.39 11.77 14.03 16.44   18.74        
Max. Standard Rough Barrel   5.57   7.60 9.79 12.12 14.38 16.88   19.19        

Nominal Pipe Size (Inches)  

3 4 5 6 8 10 12 14 15 16 18 20 24 30
 

Nominal Pipe Size (Inches)

 1/2 3/4 1 1-1/4 1-1/2 2 2-1/2
Copper Tubing .63 .88 1.13 1.38 1.63 2.13 2.63
Steel & Plastic Pipe .84 1.05 1.32 1.66 1.90 2.38 2.88
 
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Small Diameter Pipe Sizes
STANDARD PRESSURE PIPE SIZES
* Flintite ME is 10.98 for 10" and 12.99 for 12" sizes.
_
Pipe Outside Diameter Guide
Contact JCM Industries, Inc.
This Pipe O.D. Guide is furnished for
your convenience and is based on the
latest pipe standards and information
supplied by pipe manufacturers. Due to
occasional changes and variances in
outside diameters, the pipe O.D. should
always be verified before ordering
fittings.

IMPORTANT: