DRIVE CHAINS - Tsubaki

Standard Roller ChainsRS240 SprocketNumber ofTeethPitch CircularDiameter(DP ) LdDHDPDOWelded construction1B typeSprocket Outer Diameter(DO)LWelded construction1C typedDHDPDOdDPDOBore DiameterApprox.(d ) Hub Approx. Bore Diameter(dMass) Hub Approx.MassMassPilot Bore Diameter LengthPilot Bore Diameter LengthDiameter Maximum(DH )(L )(k)Diameter Maximum(DH )(L )(k)(k)11 270.47 305 43 90 150 75 23.4 43 18.9 1112 294.41 330 43 100 170 85 29.9 43 22.5 1213 318.41 355 43 120 200 100 39.2 43 26.8 1314 342.44 380 43 130 210 110 47.4 43 31.1 1415 366.50 404 63 140 230 110 54.2 63 35.2 1516 390.59 429 63 140 230 110 59.1 63 40.1 1617 414.70 453 63 145 230 110 64.4 63 45.3 1718 438.82 478 63 145 230 110 71.1 63 50.9 1819 462.95 502 63 150 240 120 82.2 63 56.8 1920 487.11 527 63 150 240 120 88.5 63 63.0 2021 511.26 551 63 155 240 120 95.0 63 69.5 2122 535.43 57663 155 240 120 101.963 76.3 2223 559.61 60063 160 260 140 121.763 84.1 2324 583.79 625 63 160 260 140 129.2 63 91.0 2425 607.98 649 63 160 260 140 137.0 63 98.7 2526 632.17 67363 160 260 140 145.263 106.8 2627 656.37 69863 160 260 140 153.763 116.1 2728 680.57 72263 160 260 140 162.563 124.9 2830 728.99 77163 165 260 140 181.063 142.4 3032 777.42 81963 165 260 140 200.963 163.2 3234 825.86 86863 165 260 140 222.063 184.4 3435 850.07 89263 165 260 140 233.063 194.1 3536 874.30 91763 165 260 140 244.463 206.8 3638 922.75 96563 165 260 140 268.163 230.4 3840 971.21 1014 68 170 270 140 295.568 253.5 4042 1019.67 106368 170 270 140 321.868 281.4 4245 1092.37 113568 170 270 140 363.5 68 321.1 4548 1165.08 1208 68 170 270 140 408.168 365.4 4850 1213.56 125768 170 270 140 439.568 399.2 5054 1310.52 135468 170 270 140 506.168 465.7 5460 1455.98 1500 68 170 270 140 615.4 68 571.4 60Welded construction: machine-structuralcarbon steel (teeth) and structural rolled steel (hub)1A typeNote: 1. Maximum bore diameter is the typical range. Determine bore diameter and key bearing pressure based on general mechanical design.2. Models with approximate masses in bold typeface have one punched hole for lifting.Sprocket Number1B typeMaterial1C typeMaterialWelded construction:structural rolled steel (teeth and hub)Pilot BoreDiameter(d )1A typeMaterialMachine-structural carbon steelNumber ofTeethBefore Use For Safe Use Standard Roller Chains Lube-Free Roller Chains Heavy Duty Roller Chains Corrosion Resistant Roller Chains Specialty Roller Chains Accessories Selection HandlingNumber of teethTypeChain number50