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Bearing Number Bore Dia Outer DIa Width Size
8-327 NBR90 B 44.78X54.08X1.93 N90 NBR BACKUP RING Seal 31411705 Oil Seals 0.472 Inch / 12 Millimeter
8-031 NBR90 B 44.90X1.15 NBR BACKUP RING Seal 31411705 Oil Seals 0.276 Inch / 7 Millimeter
8-326 NBR90 B 41.61X50.91X1.93 N90 NBR BACKUP RING Seal 31411705 Oil Seals 0.276 Inch / 7 Millimeter
8-030 NBR90 B 41.73X1.14 NBR BACKUP RING Seal 31411705 Oil Seals 0.5 Inch / 12.7 Millimeter
8-130 NBR90 B 41.73X46X1.14 NBR BACKUP RING Steel Straight lip Metal case HDSF7
8-222 NBR90 B 38.66X44.7X1.02 NBR BACKUP RING Seal 31411705 Oil Seals 0.394 Inch / 10 Millimeter
8-129 NBR90 B 40.16X44.5X1.14 NBR BACKUP RING Seal 31411705 Oil Seals 0.315 Inch / 8 Millimeter
B 40.7X45.3X1 N90 NBR BACKUP RING Seal 31411705 Oil Seals 0.313 Inch / 7.95 Millimeter
8-221 NBR90 B 37.06X43X1.2 NBR BACKUP RING Steel Straight lip Metal case HDSC2
8-325 NBR90 B 38.43X47.73X1.93 N90 NBR BACKUP RING Seal 31411705 Oil Seals 0.472 Inch / 12 Millimeter
8-029 NBR90 B 38.56X1.14 NBR BACKUP RING Seal 31411705 Oil Seals 0.276 Inch / 7 Millimeter
8-128 NBR90 B 38.56X2.18 NBR BACKUP RING Seal 31411705 Oil Seals 0.591 Inch / 15 Millimeter
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