2.5MM CS X 9.5MM ID BLACK BUNA 70D

Buna-N O-Ring, 2.5 x 9.5 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:
H2.5X9.5
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Product Specification

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The H2.5X9.5 is a black Buna-N (Nitrile) 70 Shore A O-Ring measuring an inside diameter of 9.5 mm (0.374 in), a cross section of 2.5 mm (0.098 in), and an outside diameter of 14.5 mm (0.57 in). This o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.

Buna-N (Nitrile) delivers the most widely specified general-purpose sealing elastomer and an economical choice for high-volume maintenance programs. The material holds up against petroleum-based oils, hydraulic fluids, and propane and butane. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C). Exposure to strong acids or ketones will shorten service life.

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

Reference part number H2.5X9.5 when ordering; the item is sold individually. Unit weight is approximately 0.232 g. Application requirements vary, so validate compatibility with your process conditions prior to installation.
Item
H2.5X9.5
Description
2.5MM CS X 9.5MM ID BLACK BUNA 70D
Actual Outside Diameter
14.5 mm (0.57 inch)
Actual Cross Section
2.5 mm (0.098 inch)
Actual Inside Diameter
9.5 mm (0.374 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity