Not sure what seal you need? Try our Seal filter & Finder
BUH
Design
    • Provides ultimate extrusion resistance to a paired oring or seal to drastically increase pressure handling capabilities.
    • Can be used as a backup to a hydraulic seal or an oring.
Material
    • Unfilled PTFE (virginal)
Application
    • Suitable for static and dynamic applications.
    • Suitable for high pressure and heavy duty applications where additional resistance to extrusion is required.
Fluids
    • Nearly universal chemical resistance to acids, bases, alcohols and oils and all pressure fluids used in hydraulics
      Resistant to high and extremely low temperatures

Filter

    ​
​
 
Page of  
Product Code
Description
Availability
Qty
BUH-048
Backup Hytrel BS048 - 4.750 X 4.875 X 0.050"
-
Enquire
BUH-048 - Backup Hytrel BS048 - 4.750 X 4.875 X 0.050"
Product Information
Product CodeBUH-048
DescriptionBackup Hytrel BS048 - 4.750 X 4.875 X 0.050"
ProfileBUH
Internal Diameter4.750
Outer Diameter4.875
Seal Height0.050
Max. Temp C135
BUH-158
Backup Hytrel BS158 - 4.750 X 4.937 X 0.050"
-
Enquire
BUH-158 - Backup Hytrel BS158 - 4.750 X 4.937 X 0.050"
Product Information
Product CodeBUH-158
DescriptionBackup Hytrel BS158 - 4.750 X 4.937 X 0.050"
ProfileBUH
Internal Diameter4.750
Outer Diameter4.937
Seal Height0.050
Max. Temp C135
BUH-248
Backup Hytrel BS248 - 4.750 X 5.000 X 0.040"
54
BUH-248 - Backup Hytrel BS248 - 4.750 X 5.000 X 0.040"
Product Information
Product CodeBUH-248
DescriptionBackup Hytrel BS248 - 4.750 X 5.000 X 0.040"
ProfileBUH
Internal Diameter4.750
Outer Diameter5.000
Seal Height0.040
Max. Temp C135
BUH-351
Backup Hytrel BS351 - 4.750 X 5.125 X 0.070"
-
Enquire
BUH-351 - Backup Hytrel BS351 - 4.750 X 5.125 X 0.070"
Product Information
Product CodeBUH-351
DescriptionBackup Hytrel BS351 - 4.750 X 5.125 X 0.070"
ProfileBUH
Internal Diameter4.750
Outer Diameter5.125
Seal Height0.070
Max. Temp C135
BUH-427
Backup Hytrel BS427 - 4.750 X 5.250 X 0.105"
-
Enquire
BUH-427 - Backup Hytrel BS427 - 4.750 X 5.250 X 0.105"
Product Information
Product CodeBUH-427
DescriptionBackup Hytrel BS427 - 4.750 X 5.250 X 0.105"
ProfileBUH
Internal Diameter4.750
Outer Diameter5.250
Seal Height0.105
Max. Temp C135
BUH-249
Backup Hytrel BS249 - 4.875 X 5.125 X 0.050"
9
BUH-249 - Backup Hytrel BS249 - 4.875 X 5.125 X 0.050"
Product Information
Product CodeBUH-249
DescriptionBackup Hytrel BS249 - 4.875 X 5.125 X 0.050"
ProfileBUH
Internal Diameter4.875
Outer Diameter5.125
Seal Height0.050
Max. Temp C135
BUH-352
Backup Hytrel BS352 - 4.875 X 5.250 X 0.070"
-
Enquire
BUH-352 - Backup Hytrel BS352 - 4.875 X 5.250 X 0.070"
Product Information
Product CodeBUH-352
DescriptionBackup Hytrel BS352 - 4.875 X 5.250 X 0.070"
ProfileBUH
Internal Diameter4.875
Outer Diameter5.250
Seal Height0.070
Max. Temp C135
BUH-428
Backup Hytrel BS428 - 4.875 X 5.375 X 0.105"
-
Enquire
BUH-428 - Backup Hytrel BS428 - 4.875 X 5.375 X 0.105"
Product Information
Product CodeBUH-428
DescriptionBackup Hytrel BS428 - 4.875 X 5.375 X 0.105"
ProfileBUH
Internal Diameter4.875
Outer Diameter5.375
Seal Height0.105
Max. Temp C135
BUH-049
Backup Hytrel BS049 - 5.000 X 5.125 X 0.050"
-
Enquire
BUH-049 - Backup Hytrel BS049 - 5.000 X 5.125 X 0.050"
Product Information
Product CodeBUH-049
DescriptionBackup Hytrel BS049 - 5.000 X 5.125 X 0.050"
ProfileBUH
Internal Diameter5.000
Outer Diameter5.125
Seal Height0.050
Max. Temp C135
BUH-159
Backup Hytrel BS159 - 5.000 X 5.187 X 0.050"
-
Enquire
BUH-159 - Backup Hytrel BS159 - 5.000 X 5.187 X 0.050"
Product Information
Product CodeBUH-159
DescriptionBackup Hytrel BS159 - 5.000 X 5.187 X 0.050"
ProfileBUH
Internal Diameter5.000
Outer Diameter5.187
Seal Height0.050
Max. Temp C135
BUH-250
Backup Hytrel BS250 - 5.000 X 5.250 X 0.050"
26
BUH-250 - Backup Hytrel BS250 - 5.000 X 5.250 X 0.050"
Product Information
Product CodeBUH-250
DescriptionBackup Hytrel BS250 - 5.000 X 5.250 X 0.050"
ProfileBUH
Internal Diameter5.000
Outer Diameter5.250
Seal Height0.050
Max. Temp C135
BUH-353
Backup Hytrel BS353 - 5.000 X 5.375 X 0.070"
-
Enquire
BUH-353 - Backup Hytrel BS353 - 5.000 X 5.375 X 0.070"
Product Information
Product CodeBUH-353
DescriptionBackup Hytrel BS353 - 5.000 X 5.375 X 0.070"
ProfileBUH
Internal Diameter5.000
Outer Diameter5.375
Seal Height0.070
Max. Temp C135
BUH-429
Backup Hytrel BS429 - 5.000 X 5.500 X 0.105"
-
Enquire
BUH-429 - Backup Hytrel BS429 - 5.000 X 5.500 X 0.105"
Product Information
Product CodeBUH-429
DescriptionBackup Hytrel BS429 - 5.000 X 5.500 X 0.105"
ProfileBUH
Internal Diameter5.000
Outer Diameter5.500
Seal Height0.105
Max. Temp C135
BUH-251
Backup Hytrel BS251 - 5.125 X 5.375 X 0.050"
10
BUH-251 - Backup Hytrel BS251 - 5.125 X 5.375 X 0.050"
Product Information
Product CodeBUH-251
DescriptionBackup Hytrel BS251 - 5.125 X 5.375 X 0.050"
ProfileBUH
Internal Diameter5.125
Outer Diameter5.375
Seal Height0.050
Max. Temp C135
BUH-354
Backup Hytrel BS354 - 5.125 X 5.500 X 0.070"
-
Enquire
BUH-354 - Backup Hytrel BS354 - 5.125 X 5.500 X 0.070"
Product Information
Product CodeBUH-354
DescriptionBackup Hytrel BS354 - 5.125 X 5.500 X 0.070"
ProfileBUH
Internal Diameter5.125
Outer Diameter5.500
Seal Height0.070
Max. Temp C135
BUH-430
Backup Hytrel BS430 - 5.125 X 5.625 X 0.105"
10
BUH-430 - Backup Hytrel BS430 - 5.125 X 5.625 X 0.105"
Product Information
Product CodeBUH-430
DescriptionBackup Hytrel BS430 - 5.125 X 5.625 X 0.105"
ProfileBUH
Internal Diameter5.125
Outer Diameter5.625
Seal Height0.105
Max. Temp C135
BUH-050
Backup Hytrel BS050 - 5.250 X 5.375 X 0.050"
-
Enquire
BUH-050 - Backup Hytrel BS050 - 5.250 X 5.375 X 0.050"
Product Information
Product CodeBUH-050
DescriptionBackup Hytrel BS050 - 5.250 X 5.375 X 0.050"
ProfileBUH
Internal Diameter5.250
Outer Diameter5.375
Seal Height0.050
Max. Temp C135
BUH-160
Backup Hytrel BS160 - 5.250 X 5.437 X 0.050"
-
Enquire
BUH-160 - Backup Hytrel BS160 - 5.250 X 5.437 X 0.050"
Product Information
Product CodeBUH-160
DescriptionBackup Hytrel BS160 - 5.250 X 5.437 X 0.050"
ProfileBUH
Internal Diameter5.250
Outer Diameter5.437
Seal Height0.050
Max. Temp C135
BUH-252
Backup Hytrel BS252 - 5.250 X 5.500 X 0.050"
23
BUH-252 - Backup Hytrel BS252 - 5.250 X 5.500 X 0.050"
Product Information
Product CodeBUH-252
DescriptionBackup Hytrel BS252 - 5.250 X 5.500 X 0.050"
ProfileBUH
Internal Diameter5.250
Outer Diameter5.500
Seal Height0.050
Max. Temp C135
BUH-355
Backup Hytrel BS355 - 5.250 X 5.625 X 0.070"
-
Enquire
BUH-355 - Backup Hytrel BS355 - 5.250 X 5.625 X 0.070"
Product Information
Product CodeBUH-355
DescriptionBackup Hytrel BS355 - 5.250 X 5.625 X 0.070"
ProfileBUH
Internal Diameter5.250
Outer Diameter5.625
Seal Height0.070
Max. Temp C135
BUH-431
Backup Hytrel BS431 - 5.250 X 5.750 X 0.105"
-
Enquire
BUH-431 - Backup Hytrel BS431 - 5.250 X 5.750 X 0.105"
Product Information
Product CodeBUH-431
DescriptionBackup Hytrel BS431 - 5.250 X 5.750 X 0.105"
ProfileBUH
Internal Diameter5.250
Outer Diameter5.750
Seal Height0.105
Max. Temp C135
BUH-253
Backup Hytrel BS253 - 5.375 X 5.625 X 0.050"
-
Enquire
BUH-253 - Backup Hytrel BS253 - 5.375 X 5.625 X 0.050"
Product Information
Product CodeBUH-253
DescriptionBackup Hytrel BS253 - 5.375 X 5.625 X 0.050"
ProfileBUH
Internal Diameter5.375
Outer Diameter5.625
Seal Height0.050
Max. Temp C135
BUH-356
Backup Hytrel BS356 - 5.375 X 5.750 X 0.070"
-
Enquire
BUH-356 - Backup Hytrel BS356 - 5.375 X 5.750 X 0.070"
Product Information
Product CodeBUH-356
DescriptionBackup Hytrel BS356 - 5.375 X 5.750 X 0.070"
ProfileBUH
Internal Diameter5.375
Outer Diameter5.750
Seal Height0.070
Max. Temp C135
BUH-432
Backup Hytrel BS432 - 5.375 X 5.875 X 0.105"
-
Enquire
BUH-432 - Backup Hytrel BS432 - 5.375 X 5.875 X 0.105"
Product Information
Product CodeBUH-432
DescriptionBackup Hytrel BS432 - 5.375 X 5.875 X 0.105"
ProfileBUH
Internal Diameter5.375
Outer Diameter5.875
Seal Height0.105
Max. Temp C135
 
Page of