2.5MM CS X 59MM ID BLACK BUNA 70D

Buna-N O-Ring, 2.5 x 59 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:
H2.5X59
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Product Specification

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This o-ring is supplied in black Buna-N (Nitrile) 70 Shore A with an inside diameter of 59 mm (2.323 in), a cross section of 2.5 mm (0.098 in), and an outside diameter of 64 mm (2.52 in), catalogued under part number H2.5X59. It delivers dependable bidirectional sealing in a compact groove envelope.

Buna-N (Nitrile) delivers an economical choice for high-volume maintenance programs and the most widely specified general-purpose sealing elastomer. The material holds up against many alcohols, propane and butane, and petroleum-based oils. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C).

You will find this material specified across fluid power, agricultural equipment, and construction equipment.

Stocked as H2.5X59 and sold individually. Unit weight is approximately 1.158 g. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing.
Item
H2.5X59
Description
2.5MM CS X 59MM ID BLACK BUNA 70D
Actual Outside Diameter
64 mm (2.52 inch)
Actual Cross Section
2.5 mm (0.098 inch)
Actual Inside Diameter
59 mm (2.323 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity