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-166 RED SILICONE 70D O-RING

Silicone O-Ring, 6.737 in ID x 0.103 CS, 70A, Red, Metal Det., -80 to 450°F

Status
Out of Stock
Est. Ship Date
20 Oct 2026
Material
Silicone
Dash Size
166
Durometer
70 Shore A
Cross Section Type
Round
Color
Red
Minimum Temperature
-80°F (-62.2°C)
Maximum Temperature
450°F (232°C)
Nominal Cross Section
3/32 inch
Nominal Inside Diameter
6 3/4 inch
Nominal Outside Diameter
6 15/16 inch
Unit of Measure
EA
SKU:
S70MD166

Product Specification

-
Part number S70MD166 is an AS568-166 red Silicone 70 Shore A O-Ring built to an inside diameter of 6.737 in (171.12 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 6.943 in (176.35 mm). An o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.

As a material, Silicone offers very good compression set resistance across its range and flexibility that holds at very low temperatures. It resists extreme heat and cold, weathering, and dry heat. The material carries a published service range of -80°F (-62.2°C) to 450°F (232.2°C). Exposure to concentrated acids or hydrocarbon fuels and oils will shorten service life.

This o-ring is metal detectable for HACCP and foreign-body control programs. Typical settings include ovens and heated equipment, pharmaceutical manufacturing, and medical devices.

This item is sold individually under part number S70MD166. Nominal inside diameter is listed as 6 3/4 inch. 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
S70MD166
Description
-166 RED SILICONE 70D O-RING
Actual Cross Section
0.103 inch (2.62 mm)
Actual Inside Diameter
6.737 inch (171.12 mm)
Actual Outside Diameter
6.943 inch (176.35 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
Yes
NSF Certified
No
Product Code
6012
Product Category
O-Rings - FDA / Metal Detectable