3MM CS X 11MM ID BLACK BUNA 70D

Buna-N O-Ring, 3 x 11 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:
H3X11
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Product Specification

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The H3X11 is a black Buna-N (Nitrile) 70 Shore A O-Ring with an inside diameter of 11 mm (0.433 in), a cross section of 3 mm (0.118 in), and an outside diameter of 17 mm (0.67 in). This o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.

Buna-N (Nitrile) is known for low compression set under sustained load and the most widely specified general-purpose sealing elastomer. The material holds up against propane and butane, hydraulic fluids, and greases and lubricants. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C).

Typical settings include agricultural equipment, automotive, and fluid power.

This item is sold individually under part number H3X11. Unit weight is approximately 0.39 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
H3X11
Description
3MM CS X 11MM ID BLACK BUNA 70D
Actual Outside Diameter
17 mm (0.67 inch)
Actual Cross Section
3 mm (0.118 inch)
Actual Inside Diameter
11 mm (0.433 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity