162 Viton/FKM ORing, 75 Durometer, 5-3/4" ID, 5-15/16" OD, 3/32" Width Pack of 2 Graco 18C115 you need a smaller o-ring

you need a smaller o-ring

Also Available without single use silicone lube

Tri-Rings - Black in XL sizes

Measuring four inches

Max Inlet Pressure: 5 PSI

162 Viton/FKM ORing, 75 Durometer, 5-3/4" ID, 5-15/16" OD, 3/32" Width Pack of 2 Graco 18C115 you need a smaller o-ringMade of Viton FKM (fluorocarbon elastomer) for use with a variety of chemicals and fuels Round cross section to provide a seal between cylindrical overlapping surfaces Can be used across a wide temperature range from 15 degrees F ( 26 degrees C) to 400 degrees F (205 degrees C) Durometer (hardness) of 75A for resistance to penetration Meets standards defined by Aerospace Standard AS568A Size: 162 Nominal Inside Diameter: 5. 737 Inches Nominal Outside