Standard AS568 O-ring

AS568-177 O-Ring, 9.487 x 0.103 in (240.97 x 2.62 mm)

The AS568-177 O-ring (dash 177, also written 2-177) has an inside diameter of 9.487 in (240.97 mm), a cross section of 0.103 in (2.62 mm), nominal 3/32 inch, and an outside diameter of 9.693 in (246.21 mm). We supply it in Buna-N (nitrile), EPDM or Silicone, in packs of 10, 25 and 100.

Size

AS568 size-177
Inside diameter (ID)9.487 in (240.97 mm)
Cross section (CS)0.103 in (2.62 mm), nominal 3/32 in
Outside diameter (OD)9.693 in (246.21 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.$8.99$19.99Request a quote
EPDM 70AGood for hot water, steam and chlorinated or chloraminated water.$14.99$34.99Request a quote
Silicone 70A (orange)Good for a wide temperature range and food-contact use.$18.99$50.99Request 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