Specification Brand : Martin BulletPoint1 : Classical V-belt sheave fits widely available, classical profile V-belts suitable for use in many existing drive designs BulletPoint2 : Class 30 gray cast iron for resistance to wear and galling BulletPoint3 : 3L/4L or A belt or cross section BulletPoint4 : One groove for single belt use ExternallyAssignedProductIdentifier1 : 697950112411 ExternallyAssignedProductIdentifier2 : 0697950112411 ExternallyAssignedProductIdentifier3 : 00697950114590 ItemName : Martin AK184-H FHP Sheave, MST Bushed, 3L/4L Belt Section, 1 Groove, 1-5/8" Bore, Class 30 Gray Cast Iron, 18.25" OD, 1359 max rpm, 17.66" Pitch Diameter/18 Datum ItemPackageDimensions_Height : 2.794 centimeters ItemPackageDimensions_Length : 46.736 centimeters ItemPackageDimensions_Width : 48.768 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : rigging-sheaves Manufacturer : MARTIN Material : Cast Iron MaximumRotationalSpeed : 1359 rpm ModelNumber : AK184-H NumberOfItems : 1 PartNumber : AK184-H ProductSiteLaunchDate : 2010-11-10T00:00:01-00:00 Size : 1359 max rpm Style : 3L/4L Belt Section UnspscCode : 26111800