Ordered as V90277, this is an AS568-277 black Viton® (FKM) 90 Shore A O-Ring with an inside diameter of 11.484 in (291.69 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 11.762 in (298.75 mm). The o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.
Viton® (FKM) is specified here for excellent resistance to compression set and permeation, very low compression set at elevated temperature. This material stands up to aggressive chemicals, chlorinated solvents, and engine and transmission fluids. Service temperature is rated from -15°F (-26.1°C) through 400°F (204.4°C). It is not the right choice where low-molecular-weight organic acids or ketones and esters are present.
Common environments for this compound include automotive fuel systems, aerospace, and oil and gas.
This item is sold individually under part number V90277. Unit weight is approximately 16.254 g and nominal inside diameter is listed as 11 1/2 inch. Check the compound against your process media, pressure and temperature before committing to a design. For a size or compound outside the standard catalog, APG can quote from a print or sample.
description -277 BLACK FKM 90D O-RING
uf_description2 0.139" (3.53MM) CS X 11.484" (291.69MM) ID
Actual_CS 0.139 inch (3.53 mm)
Actual_ID 11.484 inch (291.69 mm)
Actual_OD 11.762 inch (298.75 mm)
ProductCode Description O-Rings - Bulk - Commodity