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
    • 55 D Hytrel
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
BUHM-P025
Backup Hytrel P025 - 25.00 X 31.00 X 1.20mm
-
Enquire
BUHM-P025 - Backup Hytrel P025 - 25.00 X 31.00 X 1.20mm
Product Information
Product CodeBUHM-P025
DescriptionBackup Hytrel P025 - 25.00 X 31.00 X 1.20mm
ProfileBUH
Internal Diameter25.00
Outer Diameter31.00
Seal Height1.20
Max. Temp C135
Alt. Part No.RBP210
BUSM025033-010A
25.00 x 33.00 x 1.00mm BACKUP RING ACETAL
0
BUSM025033-010A - 25.00 x 33.00 x 1.00mm BACKUP RING ACETAL
Product Information
Product CodeBUSM025033-010A
Description25.00 x 33.00 x 1.00mm BACKUP RING ACETAL
Internal Diameter25.00
Outer Diameter33.00
Seal Height1.00
BUSM025033-030A
25.00 x 33.00 x 3.00mm BACKUP RING ACETAL
0
BUSM025033-030A - 25.00 x 33.00 x 3.00mm BACKUP RING ACETAL
Product Information
Product CodeBUSM025033-030A
Description25.00 x 33.00 x 3.00mm BACKUP RING ACETAL
Internal Diameter25.00
Outer Diameter33.00
Seal Height3.00
BUSM025035-020A
25.00 x 35.00 x 2.00mm BACKUP RING ACETAL
0
BUSM025035-020A - 25.00 x 35.00 x 2.00mm BACKUP RING ACETAL
Product Information
Product CodeBUSM025035-020A
Description25.00 x 35.00 x 2.00mm BACKUP RING ACETAL
Internal Diameter25.00
Outer Diameter35.00
Seal Height2.00
BUHM-P030
Backup Hytrel P030 - 26.00 X 30.00 X 1.20mm
-
Enquire
BUHM-P030 - Backup Hytrel P030 - 26.00 X 30.00 X 1.20mm
Product Information
Product CodeBUHM-P030
DescriptionBackup Hytrel P030 - 26.00 X 30.00 X 1.20mm
ProfileBUH
Internal Diameter26.00
Outer Diameter30.00
Seal Height1.20
Max. Temp C135
Alt. Part No.RBP214
BUHM-P026
Backup Hytrel P026 - 26.00 X 32.00 X 1.20mm
-
Enquire
BUHM-P026 - Backup Hytrel P026 - 26.00 X 32.00 X 1.20mm
Product Information
Product CodeBUHM-P026
DescriptionBackup Hytrel P026 - 26.00 X 32.00 X 1.20mm
ProfileBUH
Internal Diameter26.00
Outer Diameter32.00
Seal Height1.20
Max. Temp C135
Alt. Part No.RBP211
BUHM-G027
Backup Hytrel G027 - 27.00 X 32.00 X 1.30mm
0
BUHM-G027 - Backup Hytrel G027 - 27.00 X 32.00 X 1.30mm
Product Information
Product CodeBUHM-G027
DescriptionBackup Hytrel G027 - 27.00 X 32.00 X 1.30mm
ProfileBUH
Internal Diameter27.00
Outer Diameter32.00
Seal Height1.30
Max. Temp C135
BUHM-P028
Backup Hytrel P028 - 28.00 X 34.00 X 1.20mm
-
Enquire
BUHM-P028 - Backup Hytrel P028 - 28.00 X 34.00 X 1.20mm
Product Information
Product CodeBUHM-P028
DescriptionBackup Hytrel P028 - 28.00 X 34.00 X 1.20mm
ProfileBUH
Internal Diameter28.00
Outer Diameter34.00
Seal Height1.20
Max. Temp C135
Alt. Part No.RBP212
BUSM028035-030N
28.00 x 35.50 x 3.00mm BACKUP RING NYLON
0
BUSM028035-030N - 28.00 x 35.50 x 3.00mm BACKUP RING NYLON
Product Information
Product CodeBUSM028035-030N
Description28.00 x 35.50 x 3.00mm BACKUP RING NYLON
Internal Diameter28.00
Outer Diameter35.50
Seal Height3.00
BUSM028038-017N
28.00 x 38.00 x 1.70mm BACKUP RING NYLON
0
BUSM028038-017N - 28.00 x 38.00 x 1.70mm BACKUP RING NYLON
Product Information
Product CodeBUSM028038-017N
Description28.00 x 38.00 x 1.70mm BACKUP RING NYLON
Internal Diameter28.00
Outer Diameter38.00
Seal Height1.70
BUHM-P029
Backup Hytrel P029 - 29.00 X 35.00 X 1.20mm
-
Enquire
BUHM-P029 - Backup Hytrel P029 - 29.00 X 35.00 X 1.20mm
Product Information
Product CodeBUHM-P029
DescriptionBackup Hytrel P029 - 29.00 X 35.00 X 1.20mm
ProfileBUH
Internal Diameter29.00
Outer Diameter35.00
Seal Height1.20
Max. Temp C135
Alt. Part No.RBP213
BUHM-G030
Backup Hytrel G030 - 30.00 X 35.00 X 1.20mm
0
BUHM-G030 - Backup Hytrel G030 - 30.00 X 35.00 X 1.20mm
Product Information
Product CodeBUHM-G030
DescriptionBackup Hytrel G030 - 30.00 X 35.00 X 1.20mm
ProfileBUH
Internal Diameter30.00
Outer Diameter35.00
Seal Height1.20
Max. Temp C135
Alt. Part No.RBP247
BUSM030040-020A
30.00 x 40.00 x 2.00mm BACKUP RING ACETAL
0
BUSM030040-020A - 30.00 x 40.00 x 2.00mm BACKUP RING ACETAL
Product Information
Product CodeBUSM030040-020A
Description30.00 x 40.00 x 2.00mm BACKUP RING ACETAL
Internal Diameter30.00
Outer Diameter40.00
Seal Height2.00
BUSM030040-030N
30.00 x 40.00 x 3.00mm BACKUP RING NYLON
0
BUSM030040-030N - 30.00 x 40.00 x 3.00mm BACKUP RING NYLON
Product Information
Product CodeBUSM030040-030N
Description30.00 x 40.00 x 3.00mm BACKUP RING NYLON
Internal Diameter30.00
Outer Diameter40.00
Seal Height3.00
BUSM030043-030A
30.00 x 43.00 x 3.00mm BACKUP RING ACETAL
0
BUSM030043-030A - 30.00 x 43.00 x 3.00mm BACKUP RING ACETAL
Product Information
Product CodeBUSM030043-030A
Description30.00 x 43.00 x 3.00mm BACKUP RING ACETAL
Internal Diameter30.00
Outer Diameter43.00
Seal Height3.00
BUHM-P031
Backup Hytrel P031 - 31.00 X 37.00 X 1.20mm
-
Enquire
BUHM-P031 - Backup Hytrel P031 - 31.00 X 37.00 X 1.20mm
Product Information
Product CodeBUHM-P031
DescriptionBackup Hytrel P031 - 31.00 X 37.00 X 1.20mm
ProfileBUH
Internal Diameter31.00
Outer Diameter37.00
Seal Height1.20
Max. Temp C135
Alt. Part No.RBP215
BUHM-P032
Backup Hytrel P032 - 32.00 X 38.00 X 1.20mm
-
Enquire
BUHM-P032 - Backup Hytrel P032 - 32.00 X 38.00 X 1.20mm
Product Information
Product CodeBUHM-P032
DescriptionBackup Hytrel P032 - 32.00 X 38.00 X 1.20mm
ProfileBUH
Internal Diameter32.00
Outer Diameter38.00
Seal Height1.20
Max. Temp C135
Alt. Part No.RBP216
BUSM032042-030A
32.00 x 42.00 x 3.00mm BACKUP RING ACETAL
0
BUSM032042-030A - 32.00 x 42.00 x 3.00mm BACKUP RING ACETAL
Product Information
Product CodeBUSM032042-030A
Description32.00 x 42.00 x 3.00mm BACKUP RING ACETAL
Internal Diameter32.00
Outer Diameter42.00
Seal Height3.00
BUSM032048-030A
32.00 x 48.00 x 3.00mm BACKUP RING ACETAL
0
BUSM032048-030A - 32.00 x 48.00 x 3.00mm BACKUP RING ACETAL
Product Information
Product CodeBUSM032048-030A
Description32.00 x 48.00 x 3.00mm BACKUP RING ACETAL
Internal Diameter32.00
Outer Diameter48.00
Seal Height3.00
BUHM-P034
Backup Hytrel P034 - 34.00 X 40.00 X 1.20mm
-
Enquire
BUHM-P034 - Backup Hytrel P034 - 34.00 X 40.00 X 1.20mm
Product Information
Product CodeBUHM-P034
DescriptionBackup Hytrel P034 - 34.00 X 40.00 X 1.20mm
ProfileBUH
Internal Diameter34.00
Outer Diameter40.00
Seal Height1.20
Max. Temp C135
Alt. Part No.RBP217
BUHM-G035
Backup Hytrel G035 - 35.00 X 40.00 X 1.20mm
22
BUHM-G035 - Backup Hytrel G035 - 35.00 X 40.00 X 1.20mm
Product Information
Product CodeBUHM-G035
DescriptionBackup Hytrel G035 - 35.00 X 40.00 X 1.20mm
ProfileBUH
Internal Diameter35.00
Outer Diameter40.00
Seal Height1.20
Max. Temp C135
Alt. Part No.RBP248
BUHM-P035
Backup Hytrel P035 - 35.00 X 41.00 X 1.20mm
-
Enquire
BUHM-P035 - Backup Hytrel P035 - 35.00 X 41.00 X 1.20mm
Product Information
Product CodeBUHM-P035
DescriptionBackup Hytrel P035 - 35.00 X 41.00 X 1.20mm
ProfileBUH
Internal Diameter35.00
Outer Diameter41.00
Seal Height1.20
Max. Temp C135
Alt. Part No.RBP218
BUSM035045-020A
35.00 x 45.00 x 2.00mm BACKUP RING ACETAL
0
BUSM035045-020A - 35.00 x 45.00 x 2.00mm BACKUP RING ACETAL
Product Information
Product CodeBUSM035045-020A
Description35.00 x 45.00 x 2.00mm BACKUP RING ACETAL
Internal Diameter35.00
Outer Diameter45.00
Seal Height2.00
BUSM035045-030N
35.00 x 45.00 x 3.00mm BACKUP RING NYLON
15
BUSM035045-030N - 35.00 x 45.00 x 3.00mm BACKUP RING NYLON
Product Information
Product CodeBUSM035045-030N
Description35.00 x 45.00 x 3.00mm BACKUP RING NYLON
Internal Diameter35.00
Outer Diameter45.00
Seal Height3.00
 
Page of