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Bearing Number Bore Dia Outer DIa Width Size
8-237 NBR90 B 85.88X91.88X1.02 N90 NBR BACKUP RING Seal 31411705 Oil Seals 0.313 Inch / 7.95 Millimeter
8-340 NBR90 B 86.31X95.61X1.93 N90 NBR BACKUP RING Seal 31411705 Oil Seals 0.315 Inch / 8 Millimeter
8-238 NBR90 B 89.05X95.05X1.02 N90 NBR BACKUP RING Oil Seals 0.187 S02250 -
8-338 NBR90 B 79.83X89.13X1.93 NBR NBR BACKUP RING Seal 31411705 Oil Seals 0.25 Inch / 6.35 Millimeter
8-236 NBR90 B 82.7X88.7X1.02 N90 NBR BACKUP RING Seal 31411705 Oil Seals 0.709 Inch / 18 Millimeter
8-152 NBR90 B 83X87.37X1.35 N90 NBR BACKUP RING Seal 31411705 Oil Seals 0.45 Inch / 11.43 Millimeter
8-151 NBR90 B 76.66X81.03X1.35 N90 NBR BACKUP RING Steel WAVE lip Metal case CRWA1
8-337 NBR90 B 76.66X85.96X1.93 NBR NBR BACKUP RING Seal 31411705 Oil Seals 0.438 Inch / 11.125 Millimeter
8-235 NBR90 B 79.53X85.53X1.02 N90 NBR BACKUP RING Kit 31411700 Sealing Devices Seal
8-040 NBR90 B 73.5X76X1.25 N90 NBR BACKUP RING Seal 31411705 Oil Seals 0.875 Inch / 22.225 Millimeter
8-234 NBR90 B 75.4X81.4X1.02 NBR BACKUP RING Seal 31411705 Oil Seals 0.313 Inch / 7.95 Millimeter
8-041 NBR90 B 76.66X79.35X1.25 NBR BACKUP RING Seal 31411705 Oil Seals 0.75 Inch / 19.05 Millimeter
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