3MM CS X 6MM ID BLACK BUNA 70D

Buna-N O-Ring, 3 x 6 mm, 70A, Black, -40 to 250°F

Status
Available
Est. Ship Date
1 Nov 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:
H3X6
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Product Specification

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This o-ring is supplied in black Buna-N (Nitrile) 70 Shore A with an inside diameter of 6 mm (0.236 in), a cross section of 3 mm (0.118 in), and an outside diameter of 12 mm (0.47 in), catalogued under part number H3X6. It seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.

Buna-N (Nitrile) offers an economical choice for high-volume maintenance programs, reliable performance in both static and dynamic service. This material stands up to greases and lubricants, many alcohols, and water. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C). Applications involving automotive brake fluid or ozone and direct sunlight call for a different compound.

Maintenance and OEM teams specify it across agricultural equipment, construction equipment, and fluid power.

H3X6 ships individually. Unit weight is approximately 0.246 g. Check the compound against your process media, pressure and temperature before committing to a design. For a size or compound outside the standard catalog, APG can quote from a print or sample.
Item
H3X6
Description
3MM CS X 6MM ID BLACK BUNA 70D
Actual Outside Diameter
12 mm (0.47 inch)
Actual Cross Section
3 mm (0.118 inch)
Actual Inside Diameter
6 mm (0.236 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity