2MM CS X 64MM ID BLACK BUNA 70D

Buna-N O-Ring, 2 x 64 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:
H2X64
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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 64 mm (2.52 in), a cross section of 2 mm (0.079 in), and an outside diameter of 68 mm (2.68 in), catalogued under part number H2X64. It compresses into its gland to block fluid or gas migration across a joint.

As a material, Buna-N (Nitrile) is widely chosen for reliable performance in both static and dynamic service, an economical choice for high-volume maintenance programs. Expect good resistance to propane and butane, water, and petroleum-based oils. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service. Applications involving polar solvents or automotive brake fluid call for a different compound.

Common environments for this compound include automotive, fluid power, and general industrial maintenance.

Reference part number H2X64 when ordering; the item is sold individually. Unit weight is approximately 0.8141 g. As always, verify media compatibility and operating conditions against the requirements of your specific application. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
Item
H2X64
Description
2MM CS X 64MM ID BLACK BUNA 70D
Actual Outside Diameter
68 mm (2.68 inch)
Actual Cross Section
2 mm (0.079 inch)
Actual Inside Diameter
64 mm (2.52 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity