NBR Rotary Shaft Oil Seal/Lip Seal R23/R21 Nitrile. Material: Nitrile NBR. Oil Seal Fitted with a Steel Garter Spring. From 10mm to 65mm Shaft sizes. Choose from the following sizes 55x70x8, 55x72x7, 55x68x8, 55x80x8, 55X80X10, 55X85X8, 55X85X10, 55x85x12, 55x100x10.
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