1.78MM CS X 7.94MM ID BLACK FKM 75D

Viton® O-Ring, 1.78 x 7.94 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:
V1.78X7.94
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Product Specification

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V1.78X7.94 is a black Viton® (FKM) 75 Shore A O-Ring supplied with an inside diameter of 7.94 mm (0.313 in), a cross section of 1.78 mm (0.07 in), and an outside diameter of 11.5 mm (0.45 in). In service, this o-ring compresses into its gland to block fluid or gas migration across a joint.

Viton® (FKM) is known for long service life in hot, chemically aggressive environments, excellent resistance to compression set and permeation. The compound resists aromatic hydrocarbons, chlorinated solvents, and aggressive chemicals. Service temperature is rated from -15°F (-26.1°C) through 400°F (204.4°C).

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

Reference part number V1.78X7.94 when ordering; the item is sold individually. Application requirements vary, so validate compatibility with your process conditions prior to installation. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
Item
V1.78X7.94
Description
1.78MM CS X 7.94MM ID BLACK FKM 75D
Actual Outside Diameter
11.5 mm (0.45 inch)
Actual Cross Section
1.78 mm (0.07 inch)
Actual Inside Diameter
7.94 mm (0.313 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity