-230 BLACK BUNA 50D O-RING

Buna-N O-Ring, 2.484 in ID x 0.139 CS, 50A, Black, -40 to 250°F

Status
Available
Est. Ship Date
31 Oct 2026
Material
Buna-N (Nitrile / NBR)
Dash Size
230
Durometer
50 Shore A
Cross Section Type
Round
Color
Black
Minimum Temperature
-40°F (-40°C)
Maximum Temperature
250°F (121°C)
Nominal Cross Section
1/8 inch
Nominal Inside Diameter
2 1/2 inch
Nominal Outside Diameter
2 3/4 inch
Unit of Measure
EA
SKU:
H50230
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Product Specification

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Part number H50230 is an AS568-230 black Buna-N (Nitrile) 50 Shore A O-Ring built to an inside diameter of 2.484 in (63.09 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 2.762 in (70.15 mm). An o-ring delivers dependable bidirectional sealing in a compact groove envelope.

Buna-N (Nitrile) offers an economical choice for high-volume maintenance programs and low compression set under sustained load. This material stands up to hydraulic fluids, propane and butane, and many alcohols. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C). Applications involving automotive brake fluid or ozone and direct sunlight call for a different compound.

Maintenance and OEM teams specify it across general industrial maintenance, construction equipment, and agricultural equipment.

H50230 ships individually. Unit weight is approximately 0.0027 g and nominal inside diameter is listed as 2 1/2 inch. Review your operating media and conditions against this specification before installation.
Item
H50230
Description
-230 BLACK BUNA 50D O-RING
Actual Cross Section
0.139 inch (3.53 mm)
Actual Inside Diameter
2.484 inch (63.09 mm)
Actual Outside Diameter
2.762 inch (70.15 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
No
NSF Certified
No
Product Code
6005
Product Category
O-Rings - Bulk - Commodity