Replace P/N: For Makita194204-5,194205-3,194309-1, BL1815, BL1830, BL1835, BL1815N BL1820B BL1830B BL1840B BL1850B BL1860B BL1890, BL1840, BL1845, BL1850, BL1860, LXT-400. For Makita BML184, for Makita BML185, for Makita BST221Z, for Makita BTDW251Z, for Makita ML185, for Makita TD140D, for Makita TW251D.