-425 BLACK FKM 90D O-RING

Viton® O-Ring, 4.475 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
425
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 1/2 inch
Nominal Outside Diameter
5 inch
Unit of Measure
EA
SKU:
V90425
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Product Specification

-
Ordered as V90425, this is an AS568-425 black Viton® (FKM) 90 Shore A O-Ring with an inside diameter of 4.475 in (113.67 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 5.025 in (127.64 mm). The o-ring delivers dependable bidirectional sealing in a compact groove envelope.

The compound resists chlorinated solvents, petroleum oils and fuels, and aggressive chemicals. Viton® (FKM) is specified for the industry benchmark where nitrile reaches its thermal limit and long service life in hot, chemically aggressive environments. The material carries a published service range of -15°F (-26.1°C) to 400°F (204.4°C).

You will find this material specified across automotive fuel systems, semiconductor equipment, and high-temperature process equipment.

V90425 ships individually. Unit weight is approximately 26.467 g and nominal inside diameter is listed as 4 1/2 inch. Check the compound against your process media, pressure and temperature before committing to a design. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
Item
V90425
Description
-425 BLACK FKM 90D O-RING
Actual Cross Section
0.275 inch (6.99 mm)
Actual Inside Diameter
4.475 inch (113.67 mm)
Actual Outside Diameter
5.025 inch (127.64 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
No
NSF Certified
No
Product Code
6005
Product Category
O-Rings - Bulk - Commodity