2MM CS X 105MM ID BLACK BUNA 70D

Buna-N O-Ring, 2 x 105 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:
H2X105
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Product Specification

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Part number H2X105 is a black Buna-N (Nitrile) 70 Shore A O-Ring with an inside diameter of 105 mm (4.134 in), a cross section of 2 mm (0.079 in), and an outside diameter of 109 mm (4.29 in). An o-ring compresses into its gland to block fluid or gas migration across a joint.

Buna-N (Nitrile) is known for reliable performance in both static and dynamic service, an economical choice for high-volume maintenance programs. This material stands up to water, hydraulic fluids, and petroleum-based oils. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C). Applications involving ketones or polar solvents call for a different compound.

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

Reference part number H2X105 when ordering; the item is sold individually. Unit weight is approximately 1.2981 g. As always, verify media compatibility and operating conditions against the requirements of your specific application. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.
Item
H2X105
Description
2MM CS X 105MM ID BLACK BUNA 70D
Actual Outside Diameter
109 mm (4.29 inch)
Actual Cross Section
2 mm (0.079 inch)
Actual Inside Diameter
105 mm (4.134 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity