-231 BLACK FKM 90D O-RING

Viton® O-Ring, 2.609 in ID x 0.139 CS, 90A, Black, -15 to 400°F

Status
Available
Est. Ship Date
31 Oct 2026
Material
Fluoroelastomer (FKM/Viton)
Dash Size
231
Durometer
90 Shore A
Cross Section Type
Round
Color
Black
Minimum Temperature
-15°F (-26°C)
Maximum Temperature
400°F (204°C)
Nominal Cross Section
1/8 inch
Nominal Inside Diameter
2 5/8 inch
Nominal Outside Diameter
2 7/8 inch
Unit of Measure
EA
SKU:
V90231
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Product Specification

-
V90231 is an AS568-231 black Viton® (FKM) 90 Shore A O-Ring with an inside diameter of 2.609 in (66.27 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 2.887 in (73.33 mm). In service, this o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.

Viton® (FKM) is specified for long service life in hot, chemically aggressive environments, excellent resistance to compression set and permeation. The material holds up against aggressive chemicals, aromatic hydrocarbons, and many acids. Rated temperature range runs from -15°F (-26.1°C) to 400°F (204.4°C) in continuous service. It should not be specified for service in ketones and esters or hot water and steam.

You will find this material specified across oil and gas, semiconductor equipment, and automotive fuel systems.

This item is sold individually under part number V90231. Unit weight is approximately 4.051 g. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing.
Item
V90231
Description
-231 BLACK FKM 90D O-RING
Actual Cross Section
0.139 inch (3.53 mm)
Actual Inside Diameter
2.609 inch (66.27 mm)
Actual Outside Diameter
2.887 inch (73.33 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
No
NSF Certified
No
Product Code
6005
Product Category
O-Rings - Bulk - Commodity