6MM CS X 68MM ID BLACK BUNA 70D

Buna-N O-Ring, 6 x 68 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:
H6X68
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Product Specification

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This o-ring is supplied in black Buna-N (Nitrile) 70 Shore A measuring an inside diameter of 68 mm (2.677 in), a cross section of 6 mm (0.236 in), and an outside diameter of 80 mm (3.15 in), catalogued under part number H6X68. It provides a reliable static or dynamic seal by deforming into its gland under assembly load.

Buna-N (Nitrile) is specified here for strong abrasion and tear resistance, most widely specified general-purpose sealing elastomer. This material stands up to hydraulic fluids, greases and lubricants, and petroleum-based oils. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service. It is not the right choice where ketones or ozone and direct sunlight are present.

You will find this material specified across general industrial maintenance, automotive, and construction equipment.

This item is sold individually under part number H6X68. Unit weight is approximately 8.2694 g. As always, verify media compatibility and operating conditions against the requirements of your specific application. 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
H6X68
Description
6MM CS X 68MM ID BLACK BUNA 70D
Actual Outside Diameter
80 mm (3.15 inch)
Actual Cross Section
6 mm (0.236 inch)
Actual Inside Diameter
68 mm (2.677 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity