2.5MM CS X 94MM ID BLACK BUNA 70D

Buna-N O-Ring, 2.5 x 94 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:
H2.5X94
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Product Specification

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H2.5X94 is a black Buna-N (Nitrile) 70 Shore A O-Ring measuring an inside diameter of 94 mm (3.701 in), a cross section of 2.5 mm (0.098 in), and an outside diameter of 99 mm (3.9 in). In service, this o-ring delivers dependable bidirectional sealing in a compact groove envelope.

This material stands up to many alcohols, petroleum-based oils, and hydraulic fluids. Buna-N (Nitrile) is known for strong abrasion and tear resistance, low compression set under sustained load. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). Applications involving ozone and direct sunlight or strong acids call for a different compound.

You will find this material specified across general industrial maintenance, automotive, and hydraulic and pneumatic systems.

Reference part number H2.5X94 when ordering; the item is sold individually. Unit weight is approximately 1.792 g. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing.
Item
H2.5X94
Description
2.5MM CS X 94MM ID BLACK BUNA 70D
Actual Outside Diameter
99 mm (3.9 inch)
Actual Cross Section
2.5 mm (0.098 inch)
Actual Inside Diameter
94 mm (3.701 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity