スムーズな潤滑と摩耗低減のためのオイル穴を備えた高炭素鋼製内輪。内径は1 1/4inch 、外径は1 1/2inch 、outer diameter 、厚さは32 mmwidth で、汎用性に優れ、BR243320 アセンブリとの互換性があります。

Inner Ring for BR243320 Needle Roller Assembly
✔️ Inch 1-1/4 ID, 1-1/2 OD, 32 mm width, with oil hole, 1 pc pack

This inner ring is a precision component designed to fit BR243320 needle roller bearing assemblies. It provides a stable bore interface and supports reliable operation in general-use machinery, automation lines, and conveyors where lubrication through the oil hole is beneficial.

✅ 1-1/4 in ID (31.75 mm) and 1-1/2 in OD (38.10 mm), width 32.00 mm
✅ Material: high carbon steel for strength and wear resistance
✅ Oil hole for lubrication during operation
✅ For BR243320 assembly, general-use, single piece pack
✅ Weight: 0.190 lb (0.086 kg) per piece

💡 What is an inner ring in a BR243320 needle roller bearing and why is it used in precision machinery? This handy overview explains how the inner ring supports alignment and lubrication in mechanical systems.

- It provides a precise bore interface for mating with the needle cage and outer race - It helps maintain alignment under axial loads and allows smooth rotation with proper lubrication - It enables lubrication through the oil hole to reduce wear and extend life