-254 RED SILICONE 70D O-RING

Silicone O-Ring, 5.484 in ID x 0.139 CS, 70A, Red, -80 to 450°F

Status
Available
Est. Ship Date
31 Oct 2026
Material
Silicone
Dash Size
254
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
1/8 inch
Nominal Inside Diameter
5 1/2 inch
Nominal Outside Diameter
5 3/4 inch
Unit of Measure
EA
SKU:
S70254
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Product Specification

-
This o-ring is supplied in AS568-254 red Silicone 70 Shore A measuring an inside diameter of 5.484 in (139.29 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 5.762 in (146.35 mm), catalogued under part number S70254. It remains the most cost-effective sealing element available for pressurized assemblies.

Expect good resistance to extreme heat and cold, weathering, and many oxidizing chemicals. Silicone is specified for an exceptionally wide service temperature range and very good compression set resistance across its range. Published continuous service range is -80°F (-62.2°C) to 450°F (232.2°C). Applications involving abrasive dynamic service or hydrocarbon fuels and oils call for a different compound.

Typical settings include sanitary process lines, electronics and electrical enclosures, and pharmaceutical manufacturing.

Reference part number S70254 when ordering; the item is sold individually. Unit weight is approximately 6.082 g. Application requirements vary, so validate compatibility with your process conditions prior to installation. If you need a size, durometer or compound that is not listed, APG can cross-reference from a print, a sample or a competitor part number.
Item
S70254
Description
-254 RED SILICONE 70D O-RING
Actual Cross Section
0.139 inch (3.53 mm)
Actual Inside Diameter
5.484 inch (139.29 mm)
Actual Outside Diameter
5.762 inch (146.35 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
No
NSF Certified
No
Product Code
6005
Product Category
O-Rings - Bulk - Commodity