-047 BLACK BUNA 90D O-RING

Buna-N O-Ring, 4.489 in ID x 0.07 CS, 90A, Black, -40 to 250°F

Status
Available
Est. Ship Date
31 Oct 2026
Material
Buna-N (Nitrile / NBR)
Dash Size
47
Durometer
90 Shore A
Cross Section Type
Round
Color
Black
Minimum Temperature
-40°F (-40°C)
Maximum Temperature
250°F (121°C)
Nominal Cross Section
1/16 inch
Nominal Inside Diameter
4 1/2 inch
Nominal Outside Diameter
4 5/8 inch
Unit of Measure
EA
SKU:
H90047
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Product Specification

-
Part number H90047 is an AS568-047 black Buna-N (Nitrile) 90 Shore A O-Ring with an inside diameter of 4.489 in (114.02 mm), a cross section of 0.07 in (1.78 mm), and an outside diameter of 4.629 in (117.58 mm). An o-ring seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.

Buna-N (Nitrile) delivers strong abrasion and tear resistance, an economical choice for high-volume maintenance programs. The material holds up against many alcohols, water, and greases and lubricants. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C).

Typical settings include automotive, fluid power, and general industrial maintenance.

H90047 ships individually. Unit weight is approximately 1.2798 g. As always, verify media compatibility and operating conditions against the requirements of your specific application.
Item
H90047
Description
-047 BLACK BUNA 90D O-RING
Actual Cross Section
0.07 inch (1.78 mm)
Actual Inside Diameter
4.489 inch (114.02 mm)
Actual Outside Diameter
4.629 inch (117.58 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
No
NSF Certified
No
Product Code
6005
Product Category
O-Rings - Bulk - Commodity