Made-to-Order Sprockets - Tsubaki

Steel BushedChain SprocketsSprocket Number 131 For Tsubaki Chain Numbers 131, 30702, 30703, 30704, C-131All dimensions are in inches unless otherwise specified.3.075 Pitch 1.250 Barrel Diameter 1.125 Plate ThicknessType AType CNumber Catalogue Stock Approx.of Teeth Number Bore Wt. (lbs.)8910111213141516171819202122232425262830323536404248131A8131A9131A10131A11131A12131A13131A14131A15131A16131A17131A18131A19131A20131A21131A22131A23131A24131A25131A26131A28131A30131A32131A35131A36131A40131A42131A481.251.251.251.251.251.501.501.501.501.501.501.501.501.501.501.501.501.501.501.501.501.501.501.501.501.501.5016202530354148556270798897107117128140151164190217247296313386425555Catalogue Stock Maximum Pitch Hub Approx.Number Bore Bore Diameter Diameter L.T.B. Wt. (lbs.)131C8131C9131C10131C11131C12131C13131C14131C15131C16131C17131C18131C19131C20131C21131C22131C23131C24131C25131C26131C28131C30131C32131C35131C36131C40131C42131C481.251.251.251.251.251.501.501.501.501.501.501.501.501.501.501.501.501.501.501.501.501.501.501.501.501.501.503.193.193.193.193.193.443.443.443.443.693.693.943.943.943.943.943.944.444.444.444.445.445.445.445.445.445.448.0358.9919.95110.91511.88112.84913.81914.7915.76216.73517.70818.68219.65720.63221.60722.58323.55824.53525.51127.46429.41831.37234.30435.28239.19241.14847.0165.255.255.255.255.255.505.505.505.506.006.006.506.506.506.506.506.507.007.007.007.008.008.008.008.008.008.003.873.873.873.873.874.254.254.254.255.255.255.755.755.755.755.755.755.875.875.875.876.256.256.256.256.256.25323640455160577481113129142151161172183194216228254282336385402475514644When chain is runnon-lubricated, it isrecommended to havesprockets hardened toRockwell C50 minimum.If the sprocket needed isnot listed above, pleasecontact Tsubaki for madeto-ordercustom sprockets.Note: When sprockets are used for Amusement Park applications, specify “AP” (example: 102 1/2 APC16) along with chain number, pitch, and barrel diameter.SprocketsE-180