BUN
Design
    • Contoured back-up rings provide a comfortable fit when paired with an oring.
    • Provides good extrusion resistance to a paired oring to increase pressure handling capabilities.
Material
    • 70A Nitrile - Precision Moulded
    • Most economical solution to enhance oring capability.
Application
    • Suitable for static and dynamic applications.
Fluids
    • Hydraulic fluids, petroleum fuels and oils
 
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Product Code
Description
Availability
Qty
Backup Contoured NBR90 BS204 - 0.375 X 0.625 X 0.040" 9.53 x 15.88 x 1.02mm 67059057 75171941
4,345
Backup Contoured NBR90 BS013 - 0.437 X 0.562 X 0.045"
766
Backup Contoured NBR90 BS111 - 0.437 X 0.625 X 0.045"
1,175
Backup Contoured NBR90 BS205 - 0.437 X 0.687 X 0.040"
0
Backup Contoured NBR90 BS309 - 0.437 X 0.812 X 0.060"
0
Backup Contoured NBR90 BS014 - 0.500 X 0.625 X 0.045" 67058940 75171731 13.15 X 15.85 X 1.15 N8-90-0
679
Backup Contoured NBR90 BS112 - 0.500 X 0.688 X 0.045"
28,181
Backup Contoured NBR90 BS206 - 0.500 X 0.750 X 0.040"
907
Backup Contoured NBR90 BS310 - 0.500 X 0.875 X 0.060"
0
Backup Contoured NBR90 BS015 - 0.562 X 0.687 X 0.045" 67058941 75171735 14.73 X 17.42 X 1.10mm N8-90
1,305
Backup Contoured NBR90 BS113 - 0.562 X 0.750 X 0.045"
54
Backup Contoured NBR90 BS207 - 0.562 X 0.812 X 0.040"
0
Backup Contoured NBR90 BS311 - 0.562 X 0.937 X 0.060"
3,123
Backup Contoured NBR90 BS016 - 0.625 X 0.750 X 0.045"
201
Backup Contoured NBR90 BS114 - 0.625 X 0.813 X 0.045"
4,160
Backup Contoured NBR90 BS208 - 0.625 X 0.875 X 0.040"
106
Backup Contoured NBR90 BS312 - 0.625 X 1.000 X 0.060"
0
Backup Contoured NBR90 BS017 - 0.687 X 0.812 X 0.045"
7,545
Backup Contoured NBR90 BS115 - 0.687 X 0.875 X 0.045" 75171827 67058990 17.83 X 22.20 X 1.20mm N8-90
1,012
Backup Contoured NBR90 BS209 - 0.687 X 0.937 X 0.040"
660
Backup Contoured NBR90 BS313 - 0.687 X 1.062 X 0.060"
0
Backup Contoured NBR90 BS018 - 0.750 X 0.875 X 0.045"
1,130
Backup Contoured NBR90 BS116 - 0.750 X 0.938 X 0.045" 67058991 19.43 X 2.18 X 1.14mm 75171829
502
Backup Contoured NBR90 BS210 - 0.750 X 1.000 X 0.040"
1,968
 
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