2MM CS X 72MM ID BLACK BUNA 70D

Buna-N O-Ring, 2 x 72 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:
H2X72
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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 72 mm (2.835 in), a cross section of 2 mm (0.079 in), and an outside diameter of 76 mm (2.99 in), catalogued under part number H2X72. It provides a reliable static or dynamic seal by deforming into its gland under assembly load.

As a material, Buna-N (Nitrile) is specified for reliable performance in both static and dynamic service, the most widely specified general-purpose sealing elastomer. It resists water, petroleum-based oils, and many alcohols. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service.

Typical settings include construction equipment, agricultural equipment, and fluid power.

Reference part number H2X72 when ordering; the item is sold individually. Unit weight is approximately 0.8856 g. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing.
Item
H2X72
Description
2MM CS X 72MM ID BLACK BUNA 70D
Actual Outside Diameter
76 mm (2.99 inch)
Actual Cross Section
2 mm (0.079 inch)
Actual Inside Diameter
72 mm (2.835 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity