2.5MM CS X 18.5MM ID BLACK FKM 75D

Viton® O-Ring, 2.5 x 18.5 mm, 75A, Black, -15 to 400°F

Status
Available
Est. Ship Date
31 Oct 2026
Material
Fluoroelastomer (FKM/Viton)
Durometer
75 Shore A
Cross Section Type
Round
Color
Black
Minimum Temperature
-15°F (-26°C)
Maximum Temperature
400°F (204°C)
Unit of Measure
EA
SKU:
V2.5X18.5
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Product Specification

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The V2.5X18.5 is a black Viton® (FKM) 75 Shore A O-Ring built to an inside diameter of 18.5 mm (0.728 in), a cross section of 2.5 mm (0.098 in), and an outside diameter of 23.5 mm (0.93 in). This o-ring compresses into its gland to block fluid or gas migration across a joint.

The material holds up against aromatic hydrocarbons, many acids, and petroleum oils and fuels. That behavior comes from the compound itself: Viton® (FKM) is valued for outstanding high-temperature capability and long service life in hot, chemically aggressive environments. Published continuous service range is -15°F (-26.1°C) to 400°F (204.4°C). Applications involving low-molecular-weight organic acids or ketones and esters call for a different compound.

It sees regular use in aerospace, automotive fuel systems, and oil and gas.

This item is sold individually under part number V2.5X18.5. Unit weight is approximately 0.6052 g. Review your operating media and conditions against this specification before installation.
Item
V2.5X18.5
Description
2.5MM CS X 18.5MM ID BLACK FKM 75D
Actual Outside Diameter
23.5 mm (0.93 inch)
Actual Cross Section
2.5 mm (0.098 inch)
Actual Inside Diameter
18.5 mm (0.728 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity