Pipe Size Chart
PIPE SIZE NUMBER
ACTUAL PIPE DIAMETER
FRACTIONAL PIPE O.D. (APPROXIMATE)
PIPE CIRCUMFERENCE
1
1.050
1-1/16"
3-5/16"
2
1.315
1-5/16"
4-1/8"
3
1.660
1/21/32"
5-7/32"
4
1.900
1-7/8"
5-31/32"
5
2.375
2-3/8"
7-15/32"
