1MM CS X 18.5MM ID BLACK FKM 75D

Viton® O-Ring, 1 x 18.5 mm, 75A, Black, -15 to 400°F

Status
Available
Est. Ship Date
1 Nov 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:
V1X18.5
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Product Specification

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This o-ring is supplied in black Viton® (FKM) 75 Shore A with an inside diameter of 18.5 mm (0.728 in), a cross section of 1 mm (0.039 in), and an outside diameter of 20.5 mm (0.81 in), catalogued under part number V1X18.5. It remains the most cost-effective sealing element available for pressurized assemblies.

As a material, Viton® (FKM) delivers excellent resistance to compression set and permeation, outstanding high-temperature capability. The compound resists engine and transmission fluids, petroleum oils and fuels, and many acids. Service temperature is rated from -15°F (-26.1°C) through 400°F (204.4°C).

It sees regular use in semiconductor equipment, high-temperature process equipment, and aerospace.

Reference part number V1X18.5 when ordering; the item is sold individually. Unit weight is approximately 0.0967 g. Review your operating media and conditions against this specification before installation. For a size or compound outside the standard catalog, APG can quote from a print or sample.
Item
V1X18.5
Description
1MM CS X 18.5MM ID BLACK FKM 75D
Actual Outside Diameter
20.5 mm (0.81 inch)
Actual Cross Section
1 mm (0.039 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