-334 BLACK BUNA 50D O-RING

Buna-N O-Ring, 2.6 in ID x 0.21 CS, 50A, Black, -40 to 250°F

Status
Available
Est. Ship Date
31 Oct 2026
Material
Buna-N (Nitrile / NBR)
Dash Size
334
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
3/16 inch
Nominal Inside Diameter
2 5/8 inch
Nominal Outside Diameter
3 inch
Unit of Measure
EA
SKU:
H50334
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Product Specification

-
APG stocks the H50334, an AS568-334 black Buna-N (Nitrile) 50 Shore A O-Ring supplied with an inside diameter of 2.6 in (66.04 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 3.02 in (76.71 mm). An o-ring remains the most cost-effective sealing element available for pressurized assemblies.

The compound resists greases and lubricants, many alcohols, and petroleum-based oils. Buna-N (Nitrile) is specified for an economical choice for high-volume maintenance programs, strong abrasion and tear resistance. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C). Verify compatibility before use with polar solvents or strong acids.

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

Reference part number H50334 when ordering; the item is sold individually. Nominal inside diameter is listed as 2 5/8 inch. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. For a size or compound outside the standard catalog, APG can quote from a print or sample.
Item
H50334
Description
-334 BLACK BUNA 50D O-RING
Actual Cross Section
0.21 inch (5.33 mm)
Actual Inside Diameter
2.6 inch (66.04 mm)
Actual Outside Diameter
3.02 inch (76.71 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
No
NSF Certified
No
Product Code
6005
Product Category
O-Rings - Bulk - Commodity