3.1MM CS X 124.4MM ID BLACK FKM 75D

Viton® O-Ring, 3.1 x 124.4 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:
V3.1X124.4
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Product Specification

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Ordered as V3.1X124.4, this is a black Viton® (FKM) 75 Shore A O-Ring built to an inside diameter of 124.4 mm (4.898 in), a cross section of 3.1 mm (0.122 in), and an outside diameter of 130.6 mm (5.14 in). The o-ring remains the most cost-effective sealing element available for pressurized assemblies. The catalog record notes: Metric O-RING, JIS G125.

The material holds up against chlorinated solvents, petroleum oils and fuels, and many acids. Viton® (FKM) delivers very low compression set at elevated temperature and outstanding high-temperature capability. Published continuous service range is -15°F (-26.1°C) to 400°F (204.4°C). It is not the right choice where low-molecular-weight organic acids or amines are present.

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

V3.1X124.4 ships individually. Unit weight is approximately 5.6814 g. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing.
Item
V3.1X124.4
Description
3.1MM CS X 124.4MM ID BLACK FKM 75D
Actual Outside Diameter
130.6 mm (5.14 inch)
Actual Cross Section
3.1 mm (0.122 inch)
Actual Inside Diameter
124.4 mm (4.898 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity