Ordered as VITON75253, this is an AS568-253 black Viton® (FKM) 75 Shore A O-Ring built to an inside diameter of 5.359 in (136.12 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 5.637 in (143.18 mm). The o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.
This material stands up to aromatic hydrocarbons, petroleum oils and fuels, and aggressive chemicals. Viton® (FKM) delivers excellent resistance to compression set and permeation, very low compression set at elevated temperature. Published continuous service range is -15°F (-26.1°C) to 400°F (204.4°C).
Typical settings include chemical processing, aerospace, and oil and gas.
This item is sold individually under part number VITON75253. Unit weight is approximately 8.016 g and nominal inside diameter is listed as 5 3/8 inch. Application requirements vary, so validate compatibility with your process conditions prior to installation.
description -253 BLACK CHEMOURS VITON 75D O-RING
uf_description2 0.139" (3.53MM) CS X 5.359" (136.12MM) ID
Actual_CS 0.139 inch (3.53 mm)
Actual_ID 5.359 inch (136.12 mm)
Actual_OD 5.637 inch (143.18 mm)
ProductCode Description O-Rings - Bulk - Commodity