Standard AS568 O-ring

AS568-386 O-Ring, 16.955 x 0.210 in (430.66 x 5.33 mm)

The AS568-386 O-ring (dash 386, also written 2-386) has an inside diameter of 16.955 in (430.66 mm), a cross section of 0.210 in (5.33 mm), nominal 3/16 inch, and an outside diameter of 17.375 in (441.32 mm). We supply it in Buna-N (nitrile) or Silicone, in packs of 10, 25 and 100.

Size

AS568 size-386
Inside diameter (ID)16.955 in (430.66 mm)
Cross section (CS)0.210 in (5.33 mm), nominal 3/16 in
Outside diameter (OD)17.375 in (441.32 mm)

Rubber and pack prices

Rubber10-pack25-pack100-pack
Buna-N (nitrile) 70AGood for water, air and petroleum oils; the usual choice for filter housings.$31.99Request a quoteRequest a quote
Silicone 70A (orange)Good for a wide temperature range and food-contact use.$66.99Request a quoteRequest a quote

A size match is not a fit claim for your equipment. Some sizes ship from stock; others have a 2-3 business day lead time before they ship. Not for oxygen, medical, aviation, scuba or other safety-critical use.

Not sure of your size?Measure the inside diameter and the thickness of your old O-ring, or send us the part number, and we will match it.Contact usSearch sizes in the Filter Finder