-105 BLACK BUNA 90D O-RING

Buna-N O-Ring, 0.143 in ID x 0.103 CS, 90A, Black, -40 to 250°F

Status
Available
Est. Ship Date
31 Oct 2026
Material
Buna-N (Nitrile / NBR)
Dash Size
105
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
3/32 inch
Nominal Inside Diameter
5/32 inch
Nominal Outside Diameter
11/32 inch
Unit of Measure
EA
SKU:
H90105
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Product Specification

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This o-ring is supplied in AS568-105 black Buna-N (Nitrile) 90 Shore A supplied with an inside diameter of 0.143 in (3.63 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 0.349 in (8.86 mm), catalogued under part number H90105. It provides a reliable static or dynamic seal by deforming into its gland under assembly load.

The material holds up against propane and butane, hydraulic fluids, and petroleum-based oils. Buna-N (Nitrile) is specified for reliable performance in both static and dynamic service, strong abrasion and tear resistance. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). Applications involving polar solvents or ozone and direct sunlight call for a different compound.

Common environments for this compound include agricultural equipment, construction equipment, and automotive.

H90105 ships individually. Unit weight is approximately 0.1431 g and nominal inside diameter is listed as 5/32 inch. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
Item
H90105
Description
-105 BLACK BUNA 90D O-RING
Actual Cross Section
0.103 inch (2.62 mm)
Actual Inside Diameter
0.143 inch (3.63 mm)
Actual Outside Diameter
0.349 inch (8.86 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
No
NSF Certified
No
Product Code
6005
Product Category
O-Rings - Bulk - Commodity