Not sure what seal you need? Try our Seal filter & Finder
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

Filter

    ​
​
 
Page of  
Product Code
Description
Availability
Qty
BUP-211
Backup Polyurethane BS211 - 0.812 X 1.062 X 0.040"
-
Enquire
BUP-211 - Backup Polyurethane BS211 - 0.812 X 1.062 X 0.040"
Product Information
Product CodeBUP-211
DescriptionBackup Polyurethane BS211 - 0.812 X 1.062 X 0.040"
ProfileBUP
Internal Diameter0.812
Outer Diameter1.062
Seal Height0.040
Max. Temp C100
Alt. Part No.R19211
BUP-315
Backup Polyurethane BS315 - 0.812 X 1.187 X 0.055"
-
Enquire
BUP-315 - Backup Polyurethane BS315 - 0.812 X 1.187 X 0.055"
Product Information
Product CodeBUP-315
DescriptionBackup Polyurethane BS315 - 0.812 X 1.187 X 0.055"
ProfileBUP
Internal Diameter0.812
Outer Diameter1.187
Seal Height0.055
Max. Temp C100
Alt. Part No.R19315
BUP-020
Backup Polyurethane BS020 - 0.875 X 1.000 X 0.040"
0
BUP-020 - Backup Polyurethane BS020 - 0.875 X 1.000 X 0.040"
Product Information
Product CodeBUP-020
DescriptionBackup Polyurethane BS020 - 0.875 X 1.000 X 0.040"
ProfileBUP
Internal Diameter0.875
Outer Diameter1.000
Seal Height0.040
Max. Temp C100
Alt. Part No.R19020
BUP-118
Backup Polyurethane BS118 - 0.875 X 1.063 X 0.040"
-
Enquire
BUP-118 - Backup Polyurethane BS118 - 0.875 X 1.063 X 0.040"
Product Information
Product CodeBUP-118
DescriptionBackup Polyurethane BS118 - 0.875 X 1.063 X 0.040"
ProfileBUP
Internal Diameter0.875
Outer Diameter1.063
Seal Height0.040
Max. Temp C100
Alt. Part No.R19118
BUP-212
Backup Polyurethane BS212 - 0.875 X 1.125 X 0.040"
-
Enquire
BUP-212 - Backup Polyurethane BS212 - 0.875 X 1.125 X 0.040"
Product Information
Product CodeBUP-212
DescriptionBackup Polyurethane BS212 - 0.875 X 1.125 X 0.040"
ProfileBUP
Internal Diameter0.875
Outer Diameter1.125
Seal Height0.040
Max. Temp C100
Alt. Part No.R19212
BUP-316
Backup Polyurethane BS316 - 0.875 X 1.250 X 0.055"
-
Enquire
BUP-316 - Backup Polyurethane BS316 - 0.875 X 1.250 X 0.055"
Product Information
Product CodeBUP-316
DescriptionBackup Polyurethane BS316 - 0.875 X 1.250 X 0.055"
ProfileBUP
Internal Diameter0.875
Outer Diameter1.250
Seal Height0.055
Max. Temp C100
Alt. Part No.R19316
BUP-021
Backup Polyurethane BS021 - 0.937 X 1.062 X 0.040"
0
BUP-021 - Backup Polyurethane BS021 - 0.937 X 1.062 X 0.040"
Product Information
Product CodeBUP-021
DescriptionBackup Polyurethane BS021 - 0.937 X 1.062 X 0.040"
ProfileBUP
Internal Diameter0.937
Outer Diameter1.062
Seal Height0.040
Max. Temp C100
Alt. Part No.R19021
BUP-119
Backup Polyurethane BS119 - 0.937 X 1.125 X 0.040"
-
Enquire
BUP-119 - Backup Polyurethane BS119 - 0.937 X 1.125 X 0.040"
Product Information
Product CodeBUP-119
DescriptionBackup Polyurethane BS119 - 0.937 X 1.125 X 0.040"
ProfileBUP
Internal Diameter0.937
Outer Diameter1.125
Seal Height0.040
Max. Temp C100
Alt. Part No.R19119
BUP-213
Backup Polyurethane BS213 - 0.937 X 1.187 X 0.040"
-
Enquire
BUP-213 - Backup Polyurethane BS213 - 0.937 X 1.187 X 0.040"
Product Information
Product CodeBUP-213
DescriptionBackup Polyurethane BS213 - 0.937 X 1.187 X 0.040"
ProfileBUP
Internal Diameter0.937
Outer Diameter1.187
Seal Height0.040
Max. Temp C100
Alt. Part No.R19213
BUP-317
Backup Polyurethane BS317 - 0.937 X 1.312 X 0.055"
-
Enquire
BUP-317 - Backup Polyurethane BS317 - 0.937 X 1.312 X 0.055"
Product Information
Product CodeBUP-317
DescriptionBackup Polyurethane BS317 - 0.937 X 1.312 X 0.055"
ProfileBUP
Internal Diameter0.937
Outer Diameter1.312
Seal Height0.055
Max. Temp C100
Alt. Part No.R19317
BUP-022
Backup Polyurethane BS022 - 1.000 X 1.125 X 0.040"
-
Enquire
BUP-022 - Backup Polyurethane BS022 - 1.000 X 1.125 X 0.040"
Product Information
Product CodeBUP-022
DescriptionBackup Polyurethane BS022 - 1.000 X 1.125 X 0.040"
ProfileBUP
Internal Diameter1.000
Outer Diameter1.125
Seal Height0.040
Max. Temp C100
Alt. Part No.R19022
BUP-120
Backup Polyurethane BS120 - 1.000 X 1.188 X 0.040"
-
Enquire
BUP-120 - Backup Polyurethane BS120 - 1.000 X 1.188 X 0.040"
Product Information
Product CodeBUP-120
DescriptionBackup Polyurethane BS120 - 1.000 X 1.188 X 0.040"
ProfileBUP
Internal Diameter1.000
Outer Diameter1.188
Seal Height0.040
Max. Temp C100
Alt. Part No.R19120
BUP-214
Backup Polyurethane BS214 - 1.000 X 1.250 X 0.040"
-
Enquire
BUP-214 - Backup Polyurethane BS214 - 1.000 X 1.250 X 0.040"
Product Information
Product CodeBUP-214
DescriptionBackup Polyurethane BS214 - 1.000 X 1.250 X 0.040"
ProfileBUP
Internal Diameter1.000
Outer Diameter1.250
Seal Height0.040
Max. Temp C100
Alt. Part No.R19214
BUP-318
Backup Polyurethane BS318 - 1.000 X 1.375 X 0.055"
-
Enquire
BUP-318 - Backup Polyurethane BS318 - 1.000 X 1.375 X 0.055"
Product Information
Product CodeBUP-318
DescriptionBackup Polyurethane BS318 - 1.000 X 1.375 X 0.055"
ProfileBUP
Internal Diameter1.000
Outer Diameter1.375
Seal Height0.055
Max. Temp C100
Alt. Part No.R19318
BUP-319
Backup Polyurethane BS319 - 1.062 X 1.437 X 0.055"
-
Enquire
BUP-319 - Backup Polyurethane BS319 - 1.062 X 1.437 X 0.055"
Product Information
Product CodeBUP-319
DescriptionBackup Polyurethane BS319 - 1.062 X 1.437 X 0.055"
ProfileBUP
Internal Diameter1.062
Outer Diameter1.437
Seal Height0.055
Max. Temp C100
Alt. Part No.R19319
BUP-023
Backup Polyurethane BS023 - 1.063 X 1.188 X 0.040"
-
Enquire
BUP-023 - Backup Polyurethane BS023 - 1.063 X 1.188 X 0.040"
Product Information
Product CodeBUP-023
DescriptionBackup Polyurethane BS023 - 1.063 X 1.188 X 0.040"
ProfileBUP
Internal Diameter1.063
Outer Diameter1.188
Seal Height0.040
Max. Temp C100
Alt. Part No.R19023
BUP-121
Backup Polyurethane BS121 - 1.063 X 1.251 X 0.040"
-
Enquire
BUP-121 - Backup Polyurethane BS121 - 1.063 X 1.251 X 0.040"
Product Information
Product CodeBUP-121
DescriptionBackup Polyurethane BS121 - 1.063 X 1.251 X 0.040"
ProfileBUP
Internal Diameter1.063
Outer Diameter1.251
Seal Height0.040
Max. Temp C100
Alt. Part No.R19121
BUP-215
Backup Polyurethane BS215 - 1.063 X 1.313 X 0.040"
-
Enquire
BUP-215 - Backup Polyurethane BS215 - 1.063 X 1.313 X 0.040"
Product Information
Product CodeBUP-215
DescriptionBackup Polyurethane BS215 - 1.063 X 1.313 X 0.040"
ProfileBUP
Internal Diameter1.063
Outer Diameter1.313
Seal Height0.040
Max. Temp C100
Alt. Part No.R19215
BUP-024
Backup Polyurethane BS024 - 1.125 X 1.250 X 0.040"
0
BUP-024 - Backup Polyurethane BS024 - 1.125 X 1.250 X 0.040"
Product Information
Product CodeBUP-024
DescriptionBackup Polyurethane BS024 - 1.125 X 1.250 X 0.040"
ProfileBUP
Internal Diameter1.125
Outer Diameter1.250
Seal Height0.040
Max. Temp C100
Alt. Part No.R19024
BUP-122
Backup Polyurethane BS122 - 1.125 X 1.313 X 0.040"
-
Enquire
BUP-122 - Backup Polyurethane BS122 - 1.125 X 1.313 X 0.040"
Product Information
Product CodeBUP-122
DescriptionBackup Polyurethane BS122 - 1.125 X 1.313 X 0.040"
ProfileBUP
Internal Diameter1.125
Outer Diameter1.313
Seal Height0.040
Max. Temp C100
Alt. Part No.R19122
BUP-216
Backup Polyurethane BS216 - 1.125 X 1.375 X 0.040"
-
Enquire
BUP-216 - Backup Polyurethane BS216 - 1.125 X 1.375 X 0.040"
Product Information
Product CodeBUP-216
DescriptionBackup Polyurethane BS216 - 1.125 X 1.375 X 0.040"
ProfileBUP
Internal Diameter1.125
Outer Diameter1.375
Seal Height0.040
Max. Temp C100
Alt. Part No.R19216
BUP-320
Backup Polyurethane BS320 - 1.125 X 1.500 X 0.055"
-
Enquire
BUP-320 - Backup Polyurethane BS320 - 1.125 X 1.500 X 0.055"
Product Information
Product CodeBUP-320
DescriptionBackup Polyurethane BS320 - 1.125 X 1.500 X 0.055"
ProfileBUP
Internal Diameter1.125
Outer Diameter1.500
Seal Height0.055
Max. Temp C100
Alt. Part No.R19320
BUP-123
Backup Polyurethane BS123 - 1.187 X 1.375 X 0.040"
0
BUP-123 - Backup Polyurethane BS123 - 1.187 X 1.375 X 0.040"
Product Information
Product CodeBUP-123
DescriptionBackup Polyurethane BS123 - 1.187 X 1.375 X 0.040"
ProfileBUP
Internal Diameter1.187
Outer Diameter1.375
Seal Height0.040
Max. Temp C100
Alt. Part No.R19123
BUP-217
Backup Polyurethane BS217 - 1.187 X 1.437 X 0.040"
-
Enquire
BUP-217 - Backup Polyurethane BS217 - 1.187 X 1.437 X 0.040"
Product Information
Product CodeBUP-217
DescriptionBackup Polyurethane BS217 - 1.187 X 1.437 X 0.040"
ProfileBUP
Internal Diameter1.187
Outer Diameter1.437
Seal Height0.040
Max. Temp C100
Alt. Part No.R19217
 
Page of