2.5MM CS X 35.5MM ID BLACK BUNA 70D

Buna-N O-Ring, 2.5 x 35.5 mm, 70A, Black, -40 to 250°F

Status
Available
Est. Ship Date
1 Nov 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:
H2.5X35.5
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Product Specification

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H2.5X35.5 is a black Buna-N (Nitrile) 70 Shore A O-Ring with an inside diameter of 35.5 mm (1.398 in), a cross section of 2.5 mm (0.098 in), and an outside diameter of 40.5 mm (1.59 in). In service, this o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.

Buna-N (Nitrile) is specified here for reliable performance in both static and dynamic service, low compression set under sustained load. This material stands up to propane and butane, greases and lubricants, and hydraulic fluids. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C). Exposure to polar solvents or strong acids will shorten service life.

Typical settings include agricultural equipment, fluid power, and general industrial maintenance.

Order part number H2.5X35.5, sold individually. Application requirements vary, so validate compatibility with your process conditions prior to installation.
Item
H2.5X35.5
Description
2.5MM CS X 35.5MM ID BLACK BUNA 70D
Actual Outside Diameter
40.5 mm (1.59 inch)
Actual Cross Section
2.5 mm (0.098 inch)
Actual Inside Diameter
35.5 mm (1.398 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity