3MM CS X 47MM ID BLACK BUNA 70D

Buna-N O-Ring, 3 x 47 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:
H3X47
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Product Specification

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H3X47 is a black Buna-N (Nitrile) 70 Shore A O-Ring built to an inside diameter of 47 mm (1.85 in), a cross section of 3 mm (0.118 in), and an outside diameter of 53 mm (2.09 in). In service, this o-ring delivers dependable bidirectional sealing in a compact groove envelope.

Buna-N (Nitrile) is specified here for strong abrasion and tear resistance, most widely specified general-purpose sealing elastomer. The compound resists hydraulic fluids, propane and butane, and greases and lubricants. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C). It is not the right choice where strong acids or ketones are present.

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

Order part number H3X47, sold individually. Unit weight is approximately 1.356 g. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing.
Item
H3X47
Description
3MM CS X 47MM ID BLACK BUNA 70D
Actual Outside Diameter
53 mm (2.09 inch)
Actual Cross Section
3 mm (0.118 inch)
Actual Inside Diameter
47 mm (1.85 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity