Catalog number Trade size
(inch)
Inner diameter min.
(mm)
Inner diameter max.
(mm)
Outside diameter min.
(mm)
Outside diameter max.
(mm)
Min. bending radius (mm) Packing length
(m)
R20670200 5/16" 9.5 10.0 14.5 15.0 50 50
R20670300 3/8" 12.3 12.8 17.5 18.0 60 50
R20670400 1/2" 15.8 16.3 20.8 21.3 80 50
R20670600 3/4" 20.7 21.2 26.2 26.7 100 30
R20671000 1" 26.2 26.8 32.7 33.4 150 20
R20671200 1-1/4" 34.8 35.4 41.4 42.2 180 15
R20671400 1-1/2" 40.1 40.6 47.4 48.3 200 15
R20672000 2" 51.3 51.9 59.4 60.3 250 10
R20662400 2-1/2" 63.0 63.6 72.1 73.0 375 8
R20663000 3" 78.0 78.7 87.9 88.9 445 8
R20664000 4" 101.6 102.6 113.3 114.3 610 5