-463 BLACK BUNA 90D O-RING

Buna-N O-Ring, 16.955 in ID x 0.275 CS, 90A, Black, -40 to 250°F

Status
Available
Est. Ship Date
31 Oct 2026
Material
Buna-N (Nitrile / NBR)
Dash Size
463
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
1/4 inch
Nominal Inside Diameter
17 inch
Nominal Outside Diameter
17 1/2 inch
Unit of Measure
EA
SKU:
H90463
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Product Specification

-
Ordered as H90463, this is an AS568-463 black Buna-N (Nitrile) 90 Shore A O-Ring built to an inside diameter of 16.955 in (430.66 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 17.505 in (444.63 mm). The o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.

Buna-N (Nitrile) is specified here for economical choice for high-volume maintenance programs, strong abrasion and tear resistance. Expect good resistance to propane and butane, hydraulic fluids, and greases and lubricants. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service. It should not be specified for service in ketones or strong acids.

Typical settings include general industrial maintenance, fluid power, and construction equipment.

Reference part number H90463 when ordering; the item is sold individually. Unit weight is approximately 69.54 g. As always, verify media compatibility and operating conditions against the requirements of your specific application.
Item
H90463
Description
-463 BLACK BUNA 90D O-RING
Actual Cross Section
0.275 inch (6.99 mm)
Actual Inside Diameter
16.955 inch (430.66 mm)
Actual Outside Diameter
17.505 inch (444.63 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
No
NSF Certified
No
Product Code
6005
Product Category
O-Rings - Bulk - Commodity