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Parts ranked by outer diameter

16 mm (0.63 inch)
16 mm LDPE drip supply pipe has the highest outer diameter in the dataset, at 16 mm (0.63 inch).

Which part has the highest outer diameter?

16 mm LDPE drip supply pipe, at 16 mm (0.63 inch), tops the 5 parts we hold a published outer diameter for. The full ranking is below.

#PartsOuter diameter
116 mm LDPE drip supply pipe16 mm (0.63 inch)
213 mm LDPE drip supply pipeabout 13 mm (barb sized 13 mm / 0.51 inch)
34/7 mm micro drip tubing7 mm
41/2 inch US drip tubing0.700 inch (varies 0.620 to 0.710 inch by brand)
51/4 inch drip tubing0.250 inch (about 6.4 mm)

Data as of 2026-09-05.

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