6MM CS X 85MM ID BLACK BUNA 70D

Buna-N O-Ring, 6 x 85 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:
H6X85
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Product Specification

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H6X85 is a black Buna-N (Nitrile) 70 Shore A O-Ring measuring an inside diameter of 85 mm (3.346 in), a cross section of 6 mm (0.236 in), and an outside diameter of 97 mm (3.82 in). In service, this o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.

Buna-N (Nitrile) is specified here for most widely specified general-purpose sealing elastomer, reliable performance in both static and dynamic service. Expect good resistance to hydraulic fluids, greases and lubricants, and propane and butane. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service.

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

This item is sold individually under part number H6X85. Unit weight is approximately 9.8719 g. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
Item
H6X85
Description
6MM CS X 85MM ID BLACK BUNA 70D
Actual Outside Diameter
97 mm (3.82 inch)
Actual Cross Section
6 mm (0.236 inch)
Actual Inside Diameter
85 mm (3.346 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity