4MM CS X 125MM ID RED SILICONE 70D

Silicone O-Ring, 4 x 125 mm, 70A, Red, FDA, -80 to 450°F

Status
Out of Stock
Est. Ship Date
29 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:
S4X125

Product Specification

-
Ordered as S4X125, this is a red Silicone 70 Shore A O-Ring supplied with an inside diameter of 125 mm (4.921 in), a cross section of 4 mm (0.157 in), and an outside diameter of 133 mm (5.24 in). The o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.

As a material, Silicone is specified for flexibility that holds at very low temperatures, physiological inertness and low toxicity. The compound resists dry heat, ozone and UV exposure, and many oxidizing chemicals. Published continuous service range is -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 meets FDA requirements for food contact. It sees regular use in electronics and electrical enclosures, medical devices, and pharmaceutical manufacturing.

S4X125 ships individually. Unit weight is approximately 7.0863 g. As always, verify media compatibility and operating conditions against the requirements of your specific application. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.
Item
S4X125
Description
4MM CS X 125MM ID RED SILICONE 70D
Actual Outside Diameter
133 mm (5.24 inch)
Actual Cross Section
4 mm (0.157 inch)
Actual Inside Diameter
125 mm (4.921 inch)
FDA Compliant
Yes
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity