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-395 BLACK BUNA 50D O-RING

Buna-N O-Ring, 25.94 in ID x 0.21 CS, 50A, Black, -40 to 250°F

Status
Out of Stock
Est. Ship Date
21 Oct 2026
Material
Buna-N (Nitrile / NBR)
Dash Size
395
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
26 inch
Nominal Outside Diameter
26 3/8 inch
Unit of Measure
EA
SKU:
H50395

Product Specification

-
Part number H50395 is an AS568-395 black Buna-N (Nitrile) 50 Shore A O-Ring supplied with an inside diameter of 25.94 in (658.88 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 26.36 in (669.54 mm). An o-ring compresses into its gland to block fluid or gas migration across a joint.

As a material, Buna-N (Nitrile) is known for strong abrasion and tear resistance, an economical choice for high-volume maintenance programs. Expect good resistance to hydraulic fluids, petroleum-based oils, and water. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C).

It sees regular use in hydraulic and pneumatic systems, agricultural equipment, and general industrial maintenance.

This item is sold individually under part number H50395. Application requirements vary, so validate compatibility with your process conditions prior to installation.
Item
H50395
Description
-395 BLACK BUNA 50D O-RING
Actual Cross Section
0.21 inch (5.33 mm)
Actual Inside Diameter
25.94 inch (658.88 mm)
Actual Outside Diameter
26.36 inch (669.54 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
No
NSF Certified
No
Product Code
6005
Product Category
O-Rings - Bulk - Commodity