-426 BLACK FKM 90D O-RING

Viton® O-Ring, 4.6 in ID x 0.275 CS, 90A, Black, -15 to 400°F

Status
Available
Est. Ship Date
31 Oct 2026
Material
Fluoroelastomer (FKM/Viton)
Dash Size
426
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
1/4 inch
Nominal Inside Diameter
4 5/8 inch
Nominal Outside Diameter
5 1/8 inch
Unit of Measure
EA
SKU:
V90426
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Product Specification

-
Part number V90426 is an AS568-426 black Viton® (FKM) 90 Shore A O-Ring with an inside diameter of 4.6 in (116.84 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 5.15 in (130.81 mm). An o-ring delivers dependable bidirectional sealing in a compact groove envelope.

Viton® (FKM) is widely chosen for the industry benchmark where nitrile reaches its thermal limit and very low compression set at elevated temperature. The compound resists aromatic hydrocarbons, petroleum oils and fuels, and engine and transmission fluids. Continuous operating temperature is published at -15°F (-26.1°C) to 400°F (204.4°C). It should not be specified for service in ketones and esters or amines.

You will find this material specified across semiconductor equipment, chemical processing, and automotive fuel systems.

Reference part number V90426 when ordering; the item is sold individually. Unit weight is approximately 27.0493 g. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. For a size or compound outside the standard catalog, APG can quote from a print or sample.
Item
V90426
Description
-426 BLACK FKM 90D O-RING
Actual Cross Section
0.275 inch (6.99 mm)
Actual Inside Diameter
4.6 inch (116.84 mm)
Actual Outside Diameter
5.15 inch (130.81 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
No
NSF Certified
No
Product Code
6005
Product Category
O-Rings - Bulk - Commodity