6MM CS X 148MM ID BLACK BUNA 70D

Buna-N O-Ring, 6 x 148 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:
H6X148
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Product Specification

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Ordered as H6X148, this is a black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 148 mm (5.827 in), a cross section of 6 mm (0.236 in), and an outside diameter of 160 mm (6.3 in). The o-ring remains the most cost-effective sealing element available for pressurized assemblies.

This material stands up to water, greases and lubricants, and petroleum-based oils. Buna-N (Nitrile) is specified for reliable performance in both static and dynamic service, low compression set under sustained load. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C). Applications involving polar solvents or ozone and direct sunlight call for a different compound.

You will find this material specified across agricultural equipment, fluid power, and automotive.

This item is sold individually under part number H6X148. Unit weight is approximately 16.6 g. Application requirements vary, so validate compatibility with your process conditions prior to installation. If you need a size, durometer or compound that is not listed, APG can cross-reference from a print, a sample or a competitor part number.
Item
H6X148
Description
6MM CS X 148MM ID BLACK BUNA 70D
Actual Outside Diameter
160 mm (6.3 inch)
Actual Cross Section
6 mm (0.236 inch)
Actual Inside Diameter
148 mm (5.827 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity