2MM CS X 48MM ID BLACK BUNA 70D

Buna-N O-Ring, 2 x 48 mm, 70A, Black, -40 to 250°F

Status
Available
Est. Ship Date
1 Nov 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:
H2X48
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Product Specification

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H2X48 is a black Buna-N (Nitrile) 70 Shore A O-Ring with an inside diameter of 48 mm (1.89 in), a cross section of 2 mm (0.079 in), and an outside diameter of 52 mm (2.05 in). In service, this o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.

Buna-N (Nitrile) is known for low compression set under sustained load, strong abrasion and tear resistance. It resists many alcohols, greases and lubricants, and hydraulic fluids. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C).

Maintenance and OEM teams specify it across hydraulic and pneumatic systems, construction equipment, and fluid power.

This item is sold individually under part number H2X48. Unit weight is approximately 0.604 g. Check the compound against your process media, pressure and temperature before committing to a design. If you need a size, durometer or compound that is not listed, APG can cross-reference from a print, a sample or a competitor part number.
Item
H2X48
Description
2MM CS X 48MM ID BLACK BUNA 70D
Actual Outside Diameter
52 mm (2.05 inch)
Actual Cross Section
2 mm (0.079 inch)
Actual Inside Diameter
48 mm (1.89 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity