Viewing: Static & Pressure Seals > O-Rings > Polyurethane 90 Standard O-Rings

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AJRWeb standard AS568 o-ring sizes Polyurethane (PU) 90 durometer. 
One of the strongest and most versatile o-ring materials, PU 90 has excellent resistance to oils, solvents, fats, greases and gasoline, tear resistant, has outstanding resistance to oxygen, ozone, and sunlight and has excellent heat and cold resistance. Continuous use above 225°F is not recommended nor is PU recommended in hot water over 175°F. . Temp Range: -90˚F to 225˚F (-668°C to 107°C).
Larger volume pricing is available, as are other materials. Please use our RFQ/contact link above to request a quote. All stock items subject to prior sale. 
Delivery for stock quantities is 1-2 business days. All other balances are typically 9-12 weeks. Please see Shop menu for other materials or contact us to request a quote. 
NOTE: Pull down menu to see package size options. 

 



There are 50 items available for purchase in this category. (15 per page)



All prices are per lot. Lot is quantity as listed. Items are not available as one (1) each. All prices in USD, FOB San Luis Obispo, CA. Contact us for additional price breaks and for larger volume pricing.



568-228, PU 90
Item# OR-228-P9

Stock Qty.: 375

Size Chart:

Inch
Nominal ID 2 1/4
Nominal OD 2 1/2
Nominal c/s 1/8
I.D 2.234
+/- .020
c/s .139
+/- .004



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568-229, PU 90
Item# OR-229-P9

Stock Qty.: 0

Size Chart:

Inch
Nominal ID 2 3/8
Nominal OD 2 5/8
Nominal c/s 1/8
I.D 2.359
+/- .020
c/s .139
+/- .004



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568-242, PU 90
Item# OR-242-P9

Stock Qty.: 205

Size Chart:

Inch
Nominal ID 4
Nominal OD 4 1/4
Nominal c/s 1/8
I.D 3.984
+/- .028
c/s .139
+/- .004



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568-247, PU 90
Item# OR-247-P9

Stock Qty.: 190

Size Chart:

Inch
Nominal ID 4 5/8
Nominal OD 4 7/8
Nominal c/s 1/8
I.D 4.609
+/- .030
c/s .139
+/- .004



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568-329, PU 90
Item# OR-329-P9

Stock Qty.: 0

Size Chart:

Inch
Nominal ID 2
Nominal OD 2 3/8
Nominal c/s 3/16
I.D 1.975
+/- .018
c/s .210
+/- .005



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