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568-323 URETHANE 90 ORINGS -PREM GRADE

Urethane O-Ring, 1.287 in ID x 0.21 CS, 90A, Clear, -65 to 200°F

Status
Out of Stock
Est. Ship Date
22 Oct 2026
Material
Urethane
Dash Size
323
Durometer
90 Shore A
Cross Section Type
Round
Color
Clear
Minimum Temperature
-65°F (-53.9°C)
Maximum Temperature
200°F (93.3°C)
Nominal Cross Section
3/16 inch
Nominal Inside Diameter
1 5/16 inch
Nominal Outside Diameter
1 11/16 inch
Unit of Measure
EA
SKU:
U90323

Product Specification

-
Ordered as U90323, this is an AS568-323 clear Polyurethane (AU/EU) 90 Shore A O-Ring supplied with an inside diameter of 1.287 in (32.69 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 1.707 in (43.36 mm). The o-ring remains the most cost-effective sealing element available for pressurized assemblies.

Polyurethane (AU/EU) is specified here for exceptional abrasion resistance and toughness that outperforms conventional rubber compounds. The compound resists ozone, extrusion under high pressure, and abrasion and wear. Rated temperature range runs from -65°F (-53.9°C) to 200°F (93.3°C) in continuous service. Verify compatibility before use with ketones or prolonged humidity at elevated temperature.

It sees regular use in hydraulic cylinders, off-highway equipment, and mining and heavy equipment.

This item is sold individually under part number U90323. Nominal inside diameter is listed as 1 5/16 inch. Review your operating media and conditions against this specification before installation.
Item
U90323
Description
568-323 URETHANE 90 ORINGS -PREM GRADE
Actual Cross Section
0.21 inch (5.33 mm)
Actual Inside Diameter
1.287 inch (32.69 mm)
Actual Outside Diameter
1.707 inch (43.36 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
No
NSF Certified
No
Product Code
6006
Product Category
O-Rings - Bulk - Premium