-353 BLACK FKM 90D O-RING

Viton® O-Ring, 4.975 in ID x 0.21 CS, 90A, Black, -15 to 400°F

Status
Available
Est. Ship Date
31 Oct 2026
Material
Fluoroelastomer (FKM/Viton)
Dash Size
353
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
3/16 inch
Nominal Inside Diameter
5 inch
Nominal Outside Diameter
5 3/8 inch
Unit of Measure
EA
SKU:
V90353
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Product Specification

-
The V90353 is an AS568-353 black Viton® (FKM) 90 Shore A O-Ring built to an inside diameter of 4.975 in (126.37 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 5.395 in (137.03 mm). This o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.

Expect good resistance to petroleum oils and fuels, aromatic hydrocarbons, and engine and transmission fluids. Viton® (FKM) delivers outstanding high-temperature capability and long service life in hot, chemically aggressive environments. Continuous operating temperature is published at -15°F (-26.1°C) to 400°F (204.4°C).

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

Reference part number V90353 when ordering; the item is sold individually. Unit weight is approximately 16.581 g and nominal inside diameter is listed as 5 inch. Check the compound against your process media, pressure and temperature before committing to a design. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.
Item
V90353
Description
-353 BLACK FKM 90D O-RING
Actual Cross Section
0.21 inch (5.33 mm)
Actual Inside Diameter
4.975 inch (126.37 mm)
Actual Outside Diameter
5.395 inch (137.03 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
No
NSF Certified
No
Product Code
6005
Product Category
O-Rings - Bulk - Commodity