3MM CS X 117MM ID BLACK BUNA 70D

Buna-N O-Ring, 3 x 117 mm, 70A, Black, -40 to 250°F

Status
Available
Est. Ship Date
31 Oct 2026
Material
Buna-N (Nitrile / NBR)
Durometer
70 Shore A
Cross Section Type
Round
Color
Black
Minimum Temperature
-40°F (-40°C)
Maximum Temperature
250°F (121°C)
Unit of Measure
EA
SKU:
H3X117
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Product Specification

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This o-ring is supplied in black Buna-N (Nitrile) 70 Shore A supplied with an inside diameter of 117 mm (4.606 in), a cross section of 3 mm (0.118 in), and an outside diameter of 123 mm (4.84 in), catalogued under part number H3X117. It remains the most cost-effective sealing element available for pressurized assemblies.

As a material, Buna-N (Nitrile) offers an economical choice for high-volume maintenance programs and low compression set under sustained load. This material stands up to petroleum-based oils, many alcohols, and greases and lubricants. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). Applications involving ozone and direct sunlight or polar solvents call for a different compound.

You will find this material specified across general industrial maintenance, hydraulic and pneumatic systems, and fluid power.

This item is sold individually under part number H3X117. Unit weight is approximately 0.0072 g. Check the compound against your process media, pressure and temperature before committing to a design. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
Item
H3X117
Description
3MM CS X 117MM ID BLACK BUNA 70D
Actual Outside Diameter
123 mm (4.84 inch)
Actual Cross Section
3 mm (0.118 inch)
Actual Inside Diameter
117 mm (4.606 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity