The Case IH 38766 is a genuine OEM ball bearing, specifically identified as GRAE 30 NPP B, designed for critical applications in Case IH and New Holland agricultural machinery. With an inner diameter of 30 mm, an outer diameter of 62 mm, and a width of 16 mm, this robust bearing ensures reliable performance and extended service life. It is a direct replacement for part numbers 82006377 and 82006377R, providing optimal fit and function for various tractor models including JX, JXU, Quantum, TD, TL, and TN series.