6MM CS X 20MM ID BLACK BUNA 70D

Buna-N O-Ring, 6 x 20 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:
H6X20
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Product Specification

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H6X20 is a black Buna-N (Nitrile) 70 Shore A O-Ring measuring an inside diameter of 20 mm (0.787 in), a cross section of 6 mm (0.236 in), and an outside diameter of 32 mm (1.26 in). In service, this o-ring remains the most cost-effective sealing element available for pressurized assemblies.

As a material, Buna-N (Nitrile) is specified for the most widely specified general-purpose sealing elastomer and low compression set under sustained load. It resists many alcohols, 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.

It sees regular use in automotive, construction equipment, and hydraulic and pneumatic systems.

Reference part number H6X20 when ordering; the item is sold individually. Unit weight is approximately 2.864 g. Review your operating media and conditions against this specification before installation.
Item
H6X20
Description
6MM CS X 20MM ID BLACK BUNA 70D
Actual Outside Diameter
32 mm (1.26 inch)
Actual Cross Section
6 mm (0.236 inch)
Actual Inside Diameter
20 mm (0.787 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity