The John Deere FH312150 Splined Coupling is an authentic OEM component engineered for robust and reliable power transfer in a range of John Deere agricultural machinery. This genuine splined coupling is crucial for maintaining a secure and efficient connection between rotating shafts, which is vital for the continuous operation of planters and air seeders. Manufactured to John Deere's stringent quality standards, it guarantees durability, precise fitment, and optimal performance. This part is compatible with various models, including 1770NT, 1775NT, 1790, 1795, 1890, 1895, 1990, DB44, DB55, DB60, DB66, DB80, DB88, DB90, DB120 Planters, and 1590, 1690, 1835, 1870, 1890, 1895, 1990 Air Seeders.