Standard AS568 O-ring
AS568-373 O-Ring, 8.975 x 0.210 in (227.97 x 5.33 mm)
The AS568-373 O-ring (dash 373, also written 2-373) has an inside diameter of 8.975 in (227.97 mm), a cross section of 0.210 in (5.33 mm), nominal 3/16 inch, and an outside diameter of 9.395 in (238.63 mm). We supply it in Buna-N (nitrile) or EPDM, in packs of 10, 25 and 100.
Size
| AS568 size | -373 |
|---|---|
| Inside diameter (ID) | 8.975 in (227.97 mm) |
| Cross section (CS) | 0.210 in (5.33 mm), nominal 3/16 in |
| Outside diameter (OD) | 9.395 in (238.63 mm) |
Rubber and pack prices
| Rubber | 10-pack | 25-pack | 100-pack |
|---|---|---|---|
| Buna-N (nitrile) 70AGood for water, air and petroleum oils; the usual choice for filter housings. | $13.99 | Request a quote | Request a quote |
| EPDM 70AGood for hot water, steam and chlorinated or chloraminated water. | $19.99 | $54.99 | Request 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.