2.5MM CS X 107MM ID BLACK BUNA 70D

Buna-N O-Ring, 2.5 x 107 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:
H2.5X107
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Product Specification

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Part number H2.5X107 is a black Buna-N (Nitrile) 70 Shore A O-Ring measuring an inside diameter of 107 mm (4.213 in), a cross section of 2.5 mm (0.098 in), and an outside diameter of 112 mm (4.41 in). An o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.

This material stands up to water, propane and butane, and hydraulic fluids. Buna-N (Nitrile) offers 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). Exposure to polar solvents or ozone and direct sunlight will shorten service life.

It sees regular use in fluid power, general industrial maintenance, and agricultural equipment.

Order part number H2.5X107, sold individually. Unit weight is approximately 2.065 g. Check the compound against your process media, pressure and temperature before committing to a design. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.
Item
H2.5X107
Description
2.5MM CS X 107MM ID BLACK BUNA 70D
Actual Outside Diameter
112 mm (4.41 inch)
Actual Cross Section
2.5 mm (0.098 inch)
Actual Inside Diameter
107 mm (4.213 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity