12 MM ID X 18 MM OD 3.5 MM SHOULDER

This wiper seal is supplied in Viton® (FKM) built to a 12 mm inside diameter, an 18 mm outside diameter, and a height of 3.5 mm, catalogued under part number MWP7-012-018-3.5/5-V. It keeps abrasive contamination out of the cylinder, dramatically extending seal and rod life. Additional detail on this item: Brown FKM P7 Metric Wipers.

Viton® (FKM) is specified here for outstanding high-temperature capability, excellent resistance to compression set and permeation. It resists chlorinated solvents, many acids, and engine and transmission fluids. It should not be specified for service in ketones and esters or hot water and steam.

Maintenance and OEM teams specify it across oil and gas, chemical processing, and high-temperature process equipment.

Order part number MWP7-012-018-3.5/5-V, sold individually. Application requirements vary, so validate compatibility with your process conditions prior to installation. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.