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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-274
Backup Polyurethane BS274 - 10.000 X 10.250 X 0.040"
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BUP-274 - Backup Polyurethane BS274 - 10.000 X 10.250 X 0.040"
Product Information
Product CodeBUP-274
DescriptionBackup Polyurethane BS274 - 10.000 X 10.250 X 0.040"
ProfileBUP
Internal Diameter10.000
Outer Diameter10.250
Seal Height0.040
Max. Temp C100
Alt. Part No.R19274
BUP-377
Backup Polyurethane BS377 - 10.000 X 10.375 X 0.055"
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BUP-377 - Backup Polyurethane BS377 - 10.000 X 10.375 X 0.055"
Product Information
Product CodeBUP-377
DescriptionBackup Polyurethane BS377 - 10.000 X 10.375 X 0.055"
ProfileBUP
Internal Diameter10.000
Outer Diameter10.375
Seal Height0.055
Max. Temp C100
Alt. Part No.R19377
BUP-449
Backup Polyurethane BS449 - 10.000 X 10.500 X 0.085"
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BUP-449 - Backup Polyurethane BS449 - 10.000 X 10.500 X 0.085"
Product Information
Product CodeBUP-449
DescriptionBackup Polyurethane BS449 - 10.000 X 10.500 X 0.085"
ProfileBUP
Internal Diameter10.000
Outer Diameter10.500
Seal Height0.085
Max. Temp C100
Alt. Part No.R19449
BUP-275
Backup Polyurethane BS275 - 10.500 X 10.750 X 0.040"
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BUP-275 - Backup Polyurethane BS275 - 10.500 X 10.750 X 0.040"
Product Information
Product CodeBUP-275
DescriptionBackup Polyurethane BS275 - 10.500 X 10.750 X 0.040"
ProfileBUP
Internal Diameter10.500
Outer Diameter10.750
Seal Height0.040
Max. Temp C100
Alt. Part No.R19275
BUP-378
Backup Polyurethane BS378 - 10.500 X 10.875 X 0.055"
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BUP-378 - Backup Polyurethane BS378 - 10.500 X 10.875 X 0.055"
Product Information
Product CodeBUP-378
DescriptionBackup Polyurethane BS378 - 10.500 X 10.875 X 0.055"
ProfileBUP
Internal Diameter10.500
Outer Diameter10.875
Seal Height0.055
Max. Temp C100
Alt. Part No.R19378
BUP-450
Backup Polyurethane BS450 - 10.500 X 11.000 X 0.085"
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BUP-450 - Backup Polyurethane BS450 - 10.500 X 11.000 X 0.085"
Product Information
Product CodeBUP-450
DescriptionBackup Polyurethane BS450 - 10.500 X 11.000 X 0.085"
ProfileBUP
Internal Diameter10.500
Outer Diameter11.000
Seal Height0.085
Max. Temp C100
Alt. Part No.R19450
BUP-276
Backup Polyurethane BS276 - 11.000 X 11.250 X 0.040"
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BUP-276 - Backup Polyurethane BS276 - 11.000 X 11.250 X 0.040"
Product Information
Product CodeBUP-276
DescriptionBackup Polyurethane BS276 - 11.000 X 11.250 X 0.040"
ProfileBUP
Internal Diameter11.000
Outer Diameter11.250
Seal Height0.040
Max. Temp C100
Alt. Part No.R19276
BUP-379
Backup Polyurethane BS379 - 11.000 X 11.375 X 0.055"
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BUP-379 - Backup Polyurethane BS379 - 11.000 X 11.375 X 0.055"
Product Information
Product CodeBUP-379
DescriptionBackup Polyurethane BS379 - 11.000 X 11.375 X 0.055"
ProfileBUP
Internal Diameter11.000
Outer Diameter11.375
Seal Height0.055
Max. Temp C100
Alt. Part No.R19379
BUP-451
Backup Polyurethane BS451 - 11.000 X 11.500 X 0.085"
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BUP-451 - Backup Polyurethane BS451 - 11.000 X 11.500 X 0.085"
Product Information
Product CodeBUP-451
DescriptionBackup Polyurethane BS451 - 11.000 X 11.500 X 0.085"
ProfileBUP
Internal Diameter11.000
Outer Diameter11.500
Seal Height0.085
Max. Temp C100
Alt. Part No.R19451
BUP-277
Backup Polyurethane BS277 - 11.500 X 11.750 X 0.040"
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BUP-277 - Backup Polyurethane BS277 - 11.500 X 11.750 X 0.040"
Product Information
Product CodeBUP-277
DescriptionBackup Polyurethane BS277 - 11.500 X 11.750 X 0.040"
ProfileBUP
Internal Diameter11.500
Outer Diameter11.750
Seal Height0.040
Max. Temp C100
Alt. Part No.R19277
BUP-380
Backup Polyurethane BS380 - 11.500 X 11.875 X 0.055"
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BUP-380 - Backup Polyurethane BS380 - 11.500 X 11.875 X 0.055"
Product Information
Product CodeBUP-380
DescriptionBackup Polyurethane BS380 - 11.500 X 11.875 X 0.055"
ProfileBUP
Internal Diameter11.500
Outer Diameter11.875
Seal Height0.055
Max. Temp C100
Alt. Part No.R19380
BUP-452
Backup Polyurethane BS452 - 11.500 X 12.000 X 0.085"
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BUP-452 - Backup Polyurethane BS452 - 11.500 X 12.000 X 0.085"
Product Information
Product CodeBUP-452
DescriptionBackup Polyurethane BS452 - 11.500 X 12.000 X 0.085"
ProfileBUP
Internal Diameter11.500
Outer Diameter12.000
Seal Height0.085
Max. Temp C100
Alt. Part No.R19452
BUP-278
Backup Polyurethane BS278 - 12.000 X 12.250 X 0.040"
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BUP-278 - Backup Polyurethane BS278 - 12.000 X 12.250 X 0.040"
Product Information
Product CodeBUP-278
DescriptionBackup Polyurethane BS278 - 12.000 X 12.250 X 0.040"
ProfileBUP
Internal Diameter12.000
Outer Diameter12.250
Seal Height0.040
Max. Temp C100
Alt. Part No.R19278
BUP-381
Backup Polyurethane BS381 - 12.000 X 12.375 X 0.055"
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BUP-381 - Backup Polyurethane BS381 - 12.000 X 12.375 X 0.055"
Product Information
Product CodeBUP-381
DescriptionBackup Polyurethane BS381 - 12.000 X 12.375 X 0.055"
ProfileBUP
Internal Diameter12.000
Outer Diameter12.375
Seal Height0.055
Max. Temp C100
Alt. Part No.R19381
BUP-453
Backup Polyurethane BS453 - 12.000 X 12.500 X 0.085"
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BUP-453 - Backup Polyurethane BS453 - 12.000 X 12.500 X 0.085"
Product Information
Product CodeBUP-453
DescriptionBackup Polyurethane BS453 - 12.000 X 12.500 X 0.085"
ProfileBUP
Internal Diameter12.000
Outer Diameter12.500
Seal Height0.085
Max. Temp C100
Alt. Part No.R19453
BUP-454
Backup Polyurethane BS454 - 12.500 X 13.000 X 0.085"
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BUP-454 - Backup Polyurethane BS454 - 12.500 X 13.000 X 0.085"
Product Information
Product CodeBUP-454
DescriptionBackup Polyurethane BS454 - 12.500 X 13.000 X 0.085"
ProfileBUP
Internal Diameter12.500
Outer Diameter13.000
Seal Height0.085
Max. Temp C100
Alt. Part No.R19454
BUP-279
Backup Polyurethane BS279 - 13.000 X 13.250 X 0.040"
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BUP-279 - Backup Polyurethane BS279 - 13.000 X 13.250 X 0.040"
Product Information
Product CodeBUP-279
DescriptionBackup Polyurethane BS279 - 13.000 X 13.250 X 0.040"
ProfileBUP
Internal Diameter13.000
Outer Diameter13.250
Seal Height0.040
Max. Temp C100
Alt. Part No.R19279
BUP-382
Backup Polyurethane BS382 - 13.000 X 13.375 X 0.055"
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BUP-382 - Backup Polyurethane BS382 - 13.000 X 13.375 X 0.055"
Product Information
Product CodeBUP-382
DescriptionBackup Polyurethane BS382 - 13.000 X 13.375 X 0.055"
ProfileBUP
Internal Diameter13.000
Outer Diameter13.375
Seal Height0.055
Max. Temp C100
Alt. Part No.R19382
BUP-455
Backup Polyurethane BS455 - 13.000 X 13.500 X 0.085"
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BUP-455 - Backup Polyurethane BS455 - 13.000 X 13.500 X 0.085"
Product Information
Product CodeBUP-455
DescriptionBackup Polyurethane BS455 - 13.000 X 13.500 X 0.085"
ProfileBUP
Internal Diameter13.000
Outer Diameter13.500
Seal Height0.085
Max. Temp C100
Alt. Part No.R19455
BUP-456
Backup Polyurethane BS456 - 13.500 X 14.000 X 0.085"
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BUP-456 - Backup Polyurethane BS456 - 13.500 X 14.000 X 0.085"
Product Information
Product CodeBUP-456
DescriptionBackup Polyurethane BS456 - 13.500 X 14.000 X 0.085"
ProfileBUP
Internal Diameter13.500
Outer Diameter14.000
Seal Height0.085
Max. Temp C100
Alt. Part No.R19456
BUP-280
Backup Polyurethane BS280 - 14.000 X 14.250 X 0.040"
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BUP-280 - Backup Polyurethane BS280 - 14.000 X 14.250 X 0.040"
Product Information
Product CodeBUP-280
DescriptionBackup Polyurethane BS280 - 14.000 X 14.250 X 0.040"
ProfileBUP
Internal Diameter14.000
Outer Diameter14.250
Seal Height0.040
Max. Temp C100
Alt. Part No.R19280
BUP-383
Backup Polyurethane BS383 - 14.000 X 14.375 X 0.055"
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BUP-383 - Backup Polyurethane BS383 - 14.000 X 14.375 X 0.055"
Product Information
Product CodeBUP-383
DescriptionBackup Polyurethane BS383 - 14.000 X 14.375 X 0.055"
ProfileBUP
Internal Diameter14.000
Outer Diameter14.375
Seal Height0.055
Max. Temp C100
Alt. Part No.R19383
BUP-457
Backup Polyurethane BS457 - 14.000 X 14.500 X 0.085"
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BUP-457 - Backup Polyurethane BS457 - 14.000 X 14.500 X 0.085"
Product Information
Product CodeBUP-457
DescriptionBackup Polyurethane BS457 - 14.000 X 14.500 X 0.085"
ProfileBUP
Internal Diameter14.000
Outer Diameter14.500
Seal Height0.085
Max. Temp C100
Alt. Part No.R19457
BUP-458
Backup Polyurethane BS458 - 14.500 X 15.000 X 0.085"
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BUP-458 - Backup Polyurethane BS458 - 14.500 X 15.000 X 0.085"
Product Information
Product CodeBUP-458
DescriptionBackup Polyurethane BS458 - 14.500 X 15.000 X 0.085"
ProfileBUP
Internal Diameter14.500
Outer Diameter15.000
Seal Height0.085
Max. Temp C100
Alt. Part No.R19458
 
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