2.4MM CS X 12.3MM ID BLACK BUNA 90D

Buna-N O-Ring, 2.4 x 12.3 mm, 90A, Black, -40 to 250°F

Status
Available
Est. Ship Date
31 Oct 2026
Material
Buna-N (Nitrile / NBR)
Durometer
90 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:
H90M2.4X12.3
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Product Specification

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APG stocks the H90M2.4X12.3, a black Buna-N (Nitrile) 90 Shore A O-Ring built to an inside diameter of 12.3 mm (0.484 in), a cross section of 2.4 mm (0.094 in), and an outside diameter of 17.1 mm (0.67 in). An o-ring delivers dependable bidirectional sealing in a compact groove envelope. Supplementary detail from the product record: Metric O-RING, JIS P12.5.

Expect good resistance to propane and butane, hydraulic fluids, and petroleum-based oils. Buna-N (Nitrile) is valued for the most widely specified general-purpose sealing elastomer, reliable performance in both static and dynamic service. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). Exposure to ozone and direct sunlight or ketones will shorten service life.

It sees regular use in hydraulic and pneumatic systems, construction equipment, and automotive.

This item is sold individually under part number H90M2.4X12.3. Review your operating media and conditions against this specification before installation. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
Item
H90M2.4X12.3
Description
2.4MM CS X 12.3MM ID BLACK BUNA 90D
Actual Outside Diameter
17.1 mm (0.67 inch)
Actual Cross Section
2.4 mm (0.094 inch)
Actual Inside Diameter
12.3 mm (0.484 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity