Specification Brand : NMD BulletPoint1 : ID = 16mm BulletPoint2 : OD = 40mm BulletPoint3 : Height = 7mm BulletPoint4 : Easy to install:This kit usually takes less than an hour to install and can be done with a vice, pipe wrench and a few hand tools. BulletPoint5 : Satisfaction Guarantee--100% satisfaction guarantee. Please feel free to contact us if you have any questions about our product. Color : One Color ExternallyAssignedProductIdentifier : 7596318249741 ExternallyAssignedProductIdentifier1 : 0638563107784 ExternallyAssignedProductIdentifier2 : 638563107784 ItemName : TC 16X40X7 Rotary Shaft Oil/Dust Seal 16mm ID X 40mm OD X 7mm Height ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 3 centimeters ItemPackageDimensions_Width : 2 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : radial-shaft-seals Manufacturer : NMD Material : NBR ModelNumber : SJDXTZH NumberOfItems : 1 NumberOfPieces : 1 PartNumber : TC 16x40x7 ProductDescription : You are buying a premium quality seal. Size : 30x38x8(5pcs) UnitCount : 1 UnspscCode : 31000000