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BUP
Design
    • Provides exceptional extrusion resistance to a paired oring or seal to increase pressure handling capabilities.
    • High abrasion resistance makes it suitable in contaminated fluids.
    • Can be used as a backup to a hydraulic seal or an oring.
Material
    • 95A Polyurethane.
Application
    • Suitable for static and dynamic applications.
    • Suitable for high pressure and heavy duty applications where additional resistance to extrusion is required.
Fluids
    • Hydraulic fluids, petroleum fuels and oils

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Product Code
Description
Availability
Qty
BUP-281
Backup Polyurethane BS281 - 15.000 X 15.250 X 0.040"
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BUP-281 - Backup Polyurethane BS281 - 15.000 X 15.250 X 0.040"
Product Information
Product CodeBUP-281
DescriptionBackup Polyurethane BS281 - 15.000 X 15.250 X 0.040"
ProfileBUP
Internal Diameter15.000
Outer Diameter15.250
Seal Height0.040
Max. Temp C100
Alt. Part No.R19281
BUP-384
Backup Polyurethane BS384 - 15.000 X 15.375 X 0.055"
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BUP-384 - Backup Polyurethane BS384 - 15.000 X 15.375 X 0.055"
Product Information
Product CodeBUP-384
DescriptionBackup Polyurethane BS384 - 15.000 X 15.375 X 0.055"
ProfileBUP
Internal Diameter15.000
Outer Diameter15.375
Seal Height0.055
Max. Temp C100
Alt. Part No.R19384
BUP-459
Backup Polyurethane BS459 - 15.000 X 15.500 X 0.085"
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BUP-459 - Backup Polyurethane BS459 - 15.000 X 15.500 X 0.085"
Product Information
Product CodeBUP-459
DescriptionBackup Polyurethane BS459 - 15.000 X 15.500 X 0.085"
ProfileBUP
Internal Diameter15.000
Outer Diameter15.500
Seal Height0.085
Max. Temp C100
Alt. Part No.R19459
BUP-460
Backup Polyurethane BS460 - 15.500 X 16.000 X 0.085"
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BUP-460 - Backup Polyurethane BS460 - 15.500 X 16.000 X 0.085"
Product Information
Product CodeBUP-460
DescriptionBackup Polyurethane BS460 - 15.500 X 16.000 X 0.085"
ProfileBUP
Internal Diameter15.500
Outer Diameter16.000
Seal Height0.085
Max. Temp C100
Alt. Part No.R19460
BUP-282
Backup Polyurethane BS282 - 16.000 X 16.250 X 0.040"
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BUP-282 - Backup Polyurethane BS282 - 16.000 X 16.250 X 0.040"
Product Information
Product CodeBUP-282
DescriptionBackup Polyurethane BS282 - 16.000 X 16.250 X 0.040"
ProfileBUP
Internal Diameter16.000
Outer Diameter16.250
Seal Height0.040
Max. Temp C100
Alt. Part No.R19282
BUP-390
Backup Polyurethane BS390 - 21.000 X 21.375 X 0.055"
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BUP-390 - Backup Polyurethane BS390 - 21.000 X 21.375 X 0.055"
Product Information
Product CodeBUP-390
DescriptionBackup Polyurethane BS390 - 21.000 X 21.375 X 0.055"
ProfileBUP
Internal Diameter21.000
Outer Diameter21.375
Seal Height0.055
Max. Temp C100
Alt. Part No.R19390
 
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