-271 BLACK BUNA 90D O-RING

Buna-N O-Ring, 9.234 in ID x 0.139 CS, 90A, Black, -40 to 250°F

Status
Available
Est. Ship Date
31 Oct 2026
Material
Buna-N (Nitrile / NBR)
Dash Size
271
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
1/8 inch
Nominal Inside Diameter
9 1/4 inch
Nominal Outside Diameter
9 1/2 inch
Unit of Measure
EA
SKU:
H90271
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Product Specification

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Part number H90271 is an AS568-271 black Buna-N (Nitrile) 90 Shore A O-Ring supplied with an inside diameter of 9.234 in (234.54 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 9.512 in (241.6 mm). An o-ring delivers dependable bidirectional sealing in a compact groove envelope.

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 petroleum-based oils, greases and lubricants, and many alcohols. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C). Verify compatibility before use with strong acids or ozone and direct sunlight.

Typical settings include general industrial maintenance, fluid power, and hydraulic and pneumatic systems.

Stocked as H90271 and sold individually. Unit weight is approximately 9.892 g. Application requirements vary, so validate compatibility with your process conditions prior to installation.
Item
H90271
Description
-271 BLACK BUNA 90D O-RING
Actual Cross Section
0.139 inch (3.53 mm)
Actual Inside Diameter
9.234 inch (234.54 mm)
Actual Outside Diameter
9.512 inch (241.6 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
No
NSF Certified
No
Product Code
6005
Product Category
O-Rings - Bulk - Commodity