2.5MM CS X 106MM ID BLACK BUNA 70D

Buna-N O-Ring, 2.5 x 106 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:
H2.5X106
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Product Specification

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APG stocks the H2.5X106, a black Buna-N (Nitrile) 70 Shore A O-Ring measuring an inside diameter of 106 mm (4.173 in), a cross section of 2.5 mm (0.098 in), and an outside diameter of 111 mm (4.37 in). An o-ring compresses into its gland to block fluid or gas migration across a joint.

Buna-N (Nitrile) is known for strong abrasion and tear resistance, the most widely specified general-purpose sealing elastomer. It resists greases and lubricants, petroleum-based oils, and water. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C). Verify compatibility before use with ozone and direct sunlight or automotive brake fluid.

Typical settings include automotive, agricultural equipment, and construction equipment.

This item is sold individually under part number H2.5X106. Unit weight is approximately 2.08 g. As always, verify media compatibility and operating conditions against the requirements of your specific application.
Item
H2.5X106
Description
2.5MM CS X 106MM ID BLACK BUNA 70D
Actual Outside Diameter
111 mm (4.37 inch)
Actual Cross Section
2.5 mm (0.098 inch)
Actual Inside Diameter
106 mm (4.173 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity