Specification Brand : EAI Color : Black Label : EAI Parts Manufacturer : EAI Parts MaterialType : Nitrile Rubber(NBR 70), Carbon Steel Case, Carbon Steel Spring Model : SC40*48*6.3 NumberOfItems : 1 PartNumber : 105227N ProductGroup : BISS Basic ProductTypeName : O_RINGS Publisher : EAI Parts Size : 40mmx48mmx6.3mm SmallImage_Height : 63 SmallImage_URL : https://m.media-amazon.com/images/I/21Idb-kKv1L._SL75_.jpg SmallImage_Width : 75 Studio : EAI Parts Title : EAI Oil Seal 40mm x 48mm x 6.3mm SC Lip Seal w/Spring. Metal Case w/NBR Coating