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-456 BLACK BUNA 50D O-RING

Buna-N O-Ring, 13.475 in ID x 0.275 CS, 50A, Black, -40 to 250°F

Status
Out of Stock
Est. Ship Date
20 Oct 2026
Material
Buna-N (Nitrile / NBR)
Dash Size
456
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
1/4 inch
Nominal Inside Diameter
13 1/2 inch
Nominal Outside Diameter
14 inch
Unit of Measure
EA
SKU:
H50456

Product Specification

-
H50456 is an AS568-456 black Buna-N (Nitrile) 50 Shore A O-Ring with an inside diameter of 13.475 in (342.27 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 14.025 in (356.24 mm). In service, this o-ring delivers dependable bidirectional sealing in a compact groove envelope.

Expect good resistance to water, hydraulic fluids, and petroleum-based oils. Buna-N (Nitrile) is valued for reliable performance in both static and dynamic service, low compression set under sustained load. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). Applications involving strong acids or polar solvents call for a different compound.

You will find this material specified across fluid power, hydraulic and pneumatic systems, and automotive.

Stocked as H50456 and sold individually. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing.
Item
H50456
Description
-456 BLACK BUNA 50D O-RING
Actual Cross Section
0.275 inch (6.99 mm)
Actual Inside Diameter
13.475 inch (342.27 mm)
Actual Outside Diameter
14.025 inch (356.24 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
No
NSF Certified
No
Product Code
6005
Product Category
O-Rings - Bulk - Commodity