2.5MM CS X 22MM ID BLACK BUNA 70D

Buna-N O-Ring, 2.5 x 22 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:
H2.5X22
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Product Specification

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H2.5X22 is a black Buna-N (Nitrile) 70 Shore A O-Ring measuring an inside diameter of 22 mm (0.866 in), a cross section of 2.5 mm (0.098 in), and an outside diameter of 27 mm (1.06 in). In service, this o-ring compresses into its gland to block fluid or gas migration across a joint.

This material stands up to propane and butane, petroleum-based oils, and water. Buna-N (Nitrile) is widely chosen for strong abrasion and tear resistance, the most widely specified general-purpose sealing elastomer. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). Exposure to automotive brake fluid or ketones will shorten service life.

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

Stocked as H2.5X22 and sold individually. Unit weight is approximately 0.45 g. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.
Item
H2.5X22
Description
2.5MM CS X 22MM ID BLACK BUNA 70D
Actual Outside Diameter
27 mm (1.06 inch)
Actual Cross Section
2.5 mm (0.098 inch)
Actual Inside Diameter
22 mm (0.866 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity