2.65MM CS X 26.5MM ID BLACK BUNA 70D

Buna-N O-Ring, 2.65 x 26.5 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:
H2.65X26.5
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Product Specification

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This o-ring is supplied in black Buna-N (Nitrile) 70 Shore A measuring an inside diameter of 26.5 mm (1.043 in), a cross section of 2.65 mm (0.104 in), and an outside diameter of 31.8 mm (1.25 in), catalogued under part number H2.65X26.5. It remains the most cost-effective sealing element available for pressurized assemblies.

This material stands up to hydraulic fluids, petroleum-based oils, and greases and lubricants. Buna-N (Nitrile) is known for strong abrasion and tear resistance, the most widely specified general-purpose sealing elastomer. Continuous operating temperature is published at -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 fluid power, agricultural equipment, and general industrial maintenance.

This item is sold individually under part number H2.65X26.5. Unit weight is approximately 0.6182 g. Application requirements vary, so validate compatibility with your process conditions prior to installation. For a size or compound outside the standard catalog, APG can quote from a print or sample.
Item
H2.65X26.5
Description
2.65MM CS X 26.5MM ID BLACK BUNA 70D
Actual Outside Diameter
31.8 mm (1.25 inch)
Actual Cross Section
2.65 mm (0.104 inch)
Actual Inside Diameter
26.5 mm (1.043 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity