Belt sprockets 178 Belt sprockets 510 S B 0.98/25 0.34/8.5 OD PD 510 Split drive sprocket, machined *Sprocket z-16, z-18, z-20 and z-24 are supplied non-split Part Article-Nr. Z- Bore in PD in-mm OD in-mm S in-mm 1599 159936YE 16* ³⁄₄ 1.61/41 1.58/40,2 0.65/16,65 1599 159896YE 20 1 2.02/51,5 2.02/51,5 0.88/22,3 1601 160101YE 18* 1 1.83/46,5 1.86/47,3 0.79/20,2 1602 160111YE ³⁄₄ * ³⁄₄ ■ 1602 160201YE 24* 1 2.43/61,8 2.46/62,6 1.10/27,9 1603 160206YE 1 * 1 ■ 1603 160301Y 36 1 3.64/92,6 3.68/93,5 1.70/43,3 1603 160302Y 1¹⁄₄ 1603 160303Y 1⁷⁄₁₆ 1603 160304Y 1¹⁄₂ 1603 160306Y 1 * 1 ■ 1603 160307Y 1¹⁄₄ * 1¹⁄₄ ■ 1603 160308Y 1¹⁄₂ * 1¹⁄₂ ■ Material: Polyamide Screws: Stainless steel Nuts: Zinc plated steel