2.4MM CS X 39.6MM ID BLACK BUNA 70D

Buna-N O-Ring, 2.4 x 39.6 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:
H2.4X39.6
Please login to see price and add to cart

Product Specification

-
The H2.4X39.6 is a black Buna-N (Nitrile) 70 Shore A O-Ring with an inside diameter of 39.6 mm (1.559 in), a cross section of 2.4 mm (0.094 in), and an outside diameter of 44.4 mm (1.75 in). This o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.

Buna-N (Nitrile) is specified here for economical choice for high-volume maintenance programs and low compression set under sustained load. Expect good resistance to propane and butane, water, and many alcohols. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). It should not be specified for service in automotive brake fluid or polar solvents.

You will find this material specified across hydraulic and pneumatic systems, general industrial maintenance, and automotive.

Reference part number H2.4X39.6 when ordering; the item is sold individually. Check the compound against your process media, pressure and temperature before committing to a design. For a size or compound outside the standard catalog, APG can quote from a print or sample.
Item
H2.4X39.6
Description
2.4MM CS X 39.6MM ID BLACK BUNA 70D
Actual Outside Diameter
44.4 mm (1.75 inch)
Actual Cross Section
2.4 mm (0.094 inch)
Actual Inside Diameter
39.6 mm (1.559 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity