2MM CS X 42MM ID BLACK BUNA 70D

Buna-N O-Ring, 2 x 42 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:
H2X42
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Product Specification

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Ordered as H2X42, this is a black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 42 mm (1.654 in), a cross section of 2 mm (0.079 in), and an outside diameter of 46 mm (1.81 in). The o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.

The compound resists many alcohols, propane and butane, and water. Buna-N (Nitrile) is specified for an economical choice for high-volume maintenance programs and low compression set under sustained load. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C).

Common environments for this compound include fluid power, hydraulic and pneumatic systems, and general industrial maintenance.

This item is sold individually under part number H2X42. Unit weight is approximately 0.536 g. As always, verify media compatibility and operating conditions against the requirements of your specific application. For a size or compound outside the standard catalog, APG can quote from a print or sample.
Item
H2X42
Description
2MM CS X 42MM ID BLACK BUNA 70D
Actual Outside Diameter
46 mm (1.81 inch)
Actual Cross Section
2 mm (0.079 inch)
Actual Inside Diameter
42 mm (1.654 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity