Seal Retainer HousingS.41989https://22df4504011deb964a17-39bee0485bf754a0e77a8d4deb668d89.ssl.cf4.rackcdn.com/imagelibrary_sml/41989_pic1.jpgSparexHousing - Seal RetainerPTO ShieldS.41991https://22df4504011deb964a17-39bee0485bf754a0e77a8d4deb668d89.ssl.cf4.rackcdn.com/imagelibrary_sml/41991_pic1.jpgSparexP.T.O. ShieldO Ring 3/16'' x 2 7/8'' (BS336) 70 ShoreS.4585https://22df4504011deb964a17-39bee0485bf754a0e77a8d4deb668d89.ssl.cf4.rackcdn.com/imagelibrary_sml/4585_pic1.jpgSparexMaterial: Nitrile Rubber 70° shore hardness. For general use at temperatures: -40°C to +135°C.S.41989, S.41991, S.4585