3MM CS X 114MM ID BLACK BUNA 70D

Buna-N O-Ring, 3 x 114 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:
H3X114
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Product Specification

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The H3X114 is a black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 114 mm (4.488 in), a cross section of 3 mm (0.118 in), and an outside diameter of 120 mm (4.72 in). This o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.

The material holds up against petroleum-based oils, greases and lubricants, and water. Buna-N (Nitrile) is specified for strong abrasion and tear resistance, an economical choice for high-volume maintenance programs. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C). It is not the right choice where polar solvents or automotive brake fluid are present.

You will find this material specified across fluid power, automotive, and hydraulic and pneumatic systems.

H3X114 ships individually. Unit weight is approximately 3.1731 g. Review your operating media and conditions against this specification before installation. For a size or compound outside the standard catalog, APG can quote from a print or sample.
Item
H3X114
Description
3MM CS X 114MM ID BLACK BUNA 70D
Actual Outside Diameter
120 mm (4.72 inch)
Actual Cross Section
3 mm (0.118 inch)
Actual Inside Diameter
114 mm (4.488 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity