5 hole nozzle. Compatible with Belarus Tractor(s) 505, 525, 530, 532, 560, 562, 570, 572, 611, 800, 802, 805, 820, 822, 825, 900, 902, 905, 920, 922, 925, 1025, 5111, 5145, 8011, 8311, 8345, 9011, 9045.