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• CRS11 Equal To CRW1 (Seal With A Single Steel Case, SKF Wave Lip And A Carbon Steel Garter Spring. (All Of These Seals Are Available With Sealing Lips Made Of Either Nitrile Rubber Or The SKF Developed Fluoro Rubber Compound SKF Duralife. Other Materials Are Also Available On Request))
• R Acrylo-Nitrile Butadieen Rubber