Belt sprockets 179 Belt sprockets B 0.29/7.5 0.88/22.5 OD PD S B 0.29/7.5 0.88/22.5 OD PD S Part Article-Nr. Z- Bore in PD in-mm OD in-mm S in-mm 1561 156150 28 0.71* 4.46/113,4 4.54/115,4 2.06/52,4 1561 156151Y 1 1561 156152Y 1¹⁄₄ 1561 156153Y 1⁷⁄₁₆ 1561 156154Y 1¹⁄₂ 1562 156250 36 0.71* 5.74/145,7 5.81/147,7 2.70/68,5 1562 156251Y 1 1562 156252Y 1¹⁄₄ 1562 156253Y 1⁷⁄₁₆ 1562 156254Y 1¹⁄₂ 1563 156350 38 0.71* 6.05/153,8 6.13/155,8 2.86/72,6 1563 156351Y 1 1563 156352Y 1¹⁄₄ 1563 156353Y 1⁷⁄₁₆ 1563 156354Y 1¹⁄₂ 1564 156450 40 0.71* 6.37/161,9 6.45/163,8 3.02/76,6 1564 156451Y 1 1564 156452Y 1¹⁄₄ 1564 156453Y 1⁷⁄₁₆ 1564 156454Y 1¹⁄₂ *Plain Bore 521 Split drive sprocket, machined Material: Polyamide Screws: Stainless steel Nuts: Zinc plated steel Part Article-Nr. Z- Bore in PD in-mm OD in-mm S in-mm 1561 156101Y 28 1 4.46/113,4 4.54/115,4 2.06/52,4 1561 156102Y 1¹⁄₄ 1561 156103Y 1⁷⁄₁₆ 1561 156104Y 1¹⁄₂ 1561 156106Y 1 * 1 ■ 1561 156107Y 1¹⁄₄ * 1¹⁄₄ ■ 1561 156108Y 1¹⁄₂ * 1¹⁄₂ ■ 1562 156201Y 36 1 5.74/145,7 5.81/147,7 2.70/68,5 1562 156202Y 1¹⁄₄ 1562 156203Y 1⁷⁄₁₆ 1562 156204Y 1¹⁄₂ 1562 156206Y 1 * 1 ■ 1562 156207Y 1¹⁄₄ * 1¹⁄₄ ■ 1562 156208Y 1¹⁄₂ * 1¹⁄₂ ■ 1563 156301Y 38 1 6.05/153,8 6.13/155,8 2.86/72,6 1563 156302Y 1¹⁄₄ 1563 156303Y 1⁷⁄₁₆ 1563 156304Y 1¹⁄₂ 1563 156306Y 1 * 1 ■ 1563 156307Y 1¹⁄₄ * 1¹⁄₄ ■ 1563 156308Y 1¹⁄₂ * 1¹⁄₂ ■ 1564 156401Y 40 1 6.37/161,9 6.45/163,8 3.02/76,6 1564 156402Y 1¹⁄₄ 1564 156403Y 1⁷⁄₁₆ 1564 156404Y 1¹⁄₂ 1564 156406Y 1 * 1 ■ 1564 156407Y 1¹⁄₄ * 1¹⁄₄ ■ 1564 156408Y 1¹⁄₂ * 1¹⁄₂ ■ Split idler sprocket, machined 521