2.5MM CS X 167MM ID BLACK BUNA 70D

Buna-N O-Ring, 2.5 x 167 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:
H2.5X167
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Product Specification

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APG stocks the H2.5X167, a black Buna-N (Nitrile) 70 Shore A O-Ring with an inside diameter of 167 mm (6.575 in), a cross section of 2.5 mm (0.098 in), and an outside diameter of 172 mm (6.77 in). An o-ring compresses into its gland to block fluid or gas migration across a joint.

Buna-N (Nitrile) is specified here for economical choice for high-volume maintenance programs and low compression set under sustained load. It resists greases and lubricants, petroleum-based oils, and propane and butane. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C). It should not be specified for service in ketones or automotive brake fluid.

You will find this material specified across automotive, fluid power, and hydraulic and pneumatic systems.

Reference part number H2.5X167 when ordering; the item is sold individually. Unit weight is approximately 3.1923 g. Application requirements vary, so validate compatibility with your process conditions prior to installation. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
Item
H2.5X167
Description
2.5MM CS X 167MM ID BLACK BUNA 70D
Actual Outside Diameter
172 mm (6.77 inch)
Actual Cross Section
2.5 mm (0.098 inch)
Actual Inside Diameter
167 mm (6.575 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity