For the past thirty years buying vinyl tubing has meant "5/16" in the description by the inside diameter. I should have read the whole description, shame on me.
Clear Plastic PVC Vinyl Tubing 5/8" ID X 3/4" OD 32.8FT Heavy Duty Industrial Grade BPA Free
14 Review
High Temperature Food Grade Silicone Tubing - 3/8" ID X 1/2" OD For Home Brewing, Kegerator, Wine Making, And More By Quickun Pure (3.28 Ft)
15 Review
Quickun Industrial Grade Plastic PVC Vinyl Tubing, 5/16" ID X 3/8" OD Clear Tube BPA Free Heavy Duty, 10FT
16 Review
GeilSpace 6 Pack Of 3/4" Γ 8" Black Metal Pipes - Ideal For DIY Industrial Shelving - Fits Standard 3/4" Black Threaded Pipes And Fittings - Vintage Industrial Steel Pipe (Black)
11 Review
DIGITEN DC 12V 1/4" Inlet Feed Water Solenoid Valve Quick Connect N/C Normally Closed No Water Pressure
14 Review
Joywayus 5/8" ID Hose Barb Hex Union Brass Fitting Water/Fuel/Air With 10 Stainless Steel Clamps (Pack Of 5)
13 Review
12V Brass Solenoid Valve, 3/4" Electric Air Valve For Water, Air, Gas, Fuel And Oil - Normally Closed By Beduan
10 Review
High-Quality QiiMii Stainless Steel Sanitary Clamp With Silicone Gasket - 2 Inch, Single Pin Tri Clover Design
16 Review