2.7MM CS X 10.5MM ID BLACK BUNA 70D

Buna-N O-Ring, 2.7 x 10.5 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:
H2.7X10.5
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Product Specification

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H2.7X10.5 is a black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 10.5 mm (0.413 in), a cross section of 2.7 mm (0.106 in), and an outside diameter of 15.9 mm (0.63 in). In service, this o-ring compresses into its gland to block fluid or gas migration across a joint.

As a material, Buna-N (Nitrile) is specified for strong abrasion and tear resistance, an economical choice for high-volume maintenance programs. Expect good resistance to greases and lubricants, propane and butane, and petroleum-based oils. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service. Applications involving automotive brake fluid or polar solvents call for a different compound.

You will find this material specified across general industrial maintenance, fluid power, and automotive.

H2.7X10.5 ships individually. Review your operating media and conditions against this specification before installation.
Item
H2.7X10.5
Description
2.7MM CS X 10.5MM ID BLACK BUNA 70D
Actual Outside Diameter
15.9 mm (0.63 inch)
Actual Cross Section
2.7 mm (0.106 inch)
Actual Inside Diameter
10.5 mm (0.413 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity