22810-PPT-0030 Nachi Self-Aligning Clutch-Release Bearing 22810-PPT-0030 = NP-55SCRN34P-8 One Bearing Made in Japan 22810-PPT-0030 Nachi Self-Aligning Clutch-Release Bearing, inner diameter is 35mm, outer diameter is 55mm and the width is 32mm