Catalog number Nominal size Inner diameter
(mm)
Outside diameter
(mm)
Packing length
(m)
N20170207 1/4" 6.8 10.0 100
N20170209 5/16" 9.6 13.0 50
N20170311 3/8" 12.0 15.8 50
N20170416 1/2" 16.2 21.2 50
N20170621 3/4" 21.9 28.5 50
N20171029 1" 27.6 34.5 50
N20171236 1-1/4" 36.0 42.5 25
N20172048 2" 47.0 54.5 25