Metric O-Ring Seals

Search our list of Metric O-Rings. O-Rings included on this list are either included in an International Standard, or measure in even mm increments. If you can't find your O-Ring seal in this group, be sure to check out "All O-Rings".

Unit of Measure

Items	4-4 .10 mm C/S x .10 mm ID O-Ring	5-275SS .13 mm C/S x 7 mm ID O-Ring	6-275ES .15 mm C/S x 7 mm ID O-Ring	7-275ES .17 mm C/S x 7 mm ID O-Ring	8-372 .2 mm C/S x 9.45 mm ID O-Ring
C/S Metric (mm)	N/A .10	N/A .13	N/A .15	N/A .17	N/A .20
ID Metric (mm)	N/A .10	N/A 7.00	N/A 7.00	N/A 7.00	N/A 9.45
OD Metric (mm)	N/A .30	N/A 7.26	N/A 7.30	N/A 7.34	N/A 9.85
Std Shrink	N/A Yes
Special Shrink	N/A
Reference Size	N/A
Material	N/A Chloroprene Rubber (CR) (Neoprene®) Ethylene Propylene Diene Monomer (EPDM) Fluoroelastomer (FKM) Fluorosilicone Hydrogenated Nitrile Butadiene Rubber (HNBR) Hydrogenated Nitrile Butadiene Rubber (XNBR) Nitrile Butadiene Rubber (NBR) Perfluoroelastomer (FFKM) Silicone Tetrafluoroethylene Propylene (Aflas®) Urethane
Duro Range	N/A 30 ±5 40 ±5 50 ±5 60 ±5 70 ±5 80 ±5 90 ±5
Class 7 Clean Room Medical Grade	N/A Not Required Required