1.78MM CS X 6.75MM ID RED SILICONE 70D

Silicone O-Ring, 1.78 x 6.75 mm, 70A, Red, FDA, -80 to 450°F

Status
Available
Est. Ship Date
31 Oct 2026
Material
Silicone
Durometer
70 Shore D
Cross Section Type
Round
Color
Red
Minimum Temperature
-80°F (-62.2°C)
Maximum Temperature
450°F (232°C)
Unit of Measure
EA
SKU:
S1.78X6.75
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Product Specification

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S1.78X6.75 is a red Silicone 70 Shore A O-Ring supplied with an inside diameter of 6.75 mm (0.266 in), a cross section of 1.78 mm (0.07 in), and an outside diameter of 10.31 mm (0.41 in). In service, this o-ring remains the most cost-effective sealing element available for pressurized assemblies.

It resists weathering, many oxidizing chemicals, and ozone and UV exposure. Silicone delivers an exceptionally wide service temperature range, physiological inertness and low toxicity. Published continuous service range is -80°F (-62.2°C) to 450°F (232.2°C).

The compound meets FDA requirements for food contact. Maintenance and OEM teams specify it across food and beverage processing, medical devices, and sanitary process lines.

This item is sold individually under part number S1.78X6.75. Application requirements vary, so validate compatibility with your process conditions prior to installation. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.
Item
S1.78X6.75
Description
1.78MM CS X 6.75MM ID RED SILICONE 70D
Actual Outside Diameter
10.31 mm (0.41 inch)
Actual Cross Section
1.78 mm (0.07 inch)
Actual Inside Diameter
6.75 mm (0.266 inch)
FDA Compliant
Yes
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity