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MR Series Deep Groove Ball Bearings — Sizes & Specifications

112 models in the MR series, 1–9 mm bore. Every row links to the full specification page and to the cross-reference page of that model.

ModelBrandBore d (mm)OD D (mm)Width B (mm)
MR31NSK131.5—
MR41XNSK1.241.8—
MR41XZZNSK1.242.5—
MR52ANDGE252Cross-ref →
MR52BNSK252—
MR52BZZNSK252.5—
MR52ZZANDGE252.5—
MR62NSK262.5—
MR62ZZANDGE262.5Cross-ref →
MR62ZZNSK262.5Cross-ref →
MR72ANDGE272.5Cross-ref →
MR72NSK272.5Cross-ref →
MR72ZZANDGE273Cross-ref →
MR72ZZNSK273Cross-ref →
MR72XANDGE2.551.5—
MR72XZZANDGE2.552.3—
MR82XANDGE2.582.5Cross-ref →
MR82XNSK2.582.5Cross-ref →
MR82XZZANDGE2.583—
MR63ANDGE362Cross-ref →
MR63NSK362Cross-ref →
MR63ZZANDGE362.5Cross-ref →
MR63ZZNSK362.5Cross-ref →
MR83ANDGE382.5Cross-ref →
MR83NSK382.5Cross-ref →
MR83ZZANDGE383—
MR93NSK392.5Cross-ref →
MR93ANDGE392.5Cross-ref →
MR93ZZNSK394Cross-ref →
MR93ZZANDGE394Cross-ref →
MR74ANDGE472Cross-ref →
MR74NSK472Cross-ref →
MR74ZZANDGE472.5Cross-ref →
MR74ZZNSK472.5Cross-ref →
MR84ANDGE482.5Cross-ref →
MR84NSK482Cross-ref →
MR84ZZANDGE483Cross-ref →
MR84ZZNSK483Cross-ref →
MR104ANDGE4103Cross-ref →
MR104-ZZANDGE4104—
MR104-ZZC3ANDGE4104—
MR104-ZZC3P6QE6ANDGE4104—
MR104BNSK4103—
MR104BZZNSK4104—
MR104ZZANDGE4104—
MR85ANDGE582Cross-ref →
MR85NSK582Cross-ref →
MR85ZZANDGE582.5Cross-ref →
MR85ZZNSK582.5Cross-ref →
MR95ANDGE583Cross-ref →
MR95NSK592.5Cross-ref →
MR95ZZANDGE593—
MR95ZZ1NSK593—
MR105NSK5103Cross-ref →
MR105-2RSANDGE5104—
MR105-2ZANDGE5104—
MR105-ZZANDGE5104Cross-ref →
MR105-ZZC3ANDGE5104—
MR105-ZZC3P6QE6ANDGE5104—
MR105ZZANDGE5104Cross-ref →
MR105ZZNSK5104Cross-ref →
MR105ANDGE5113Cross-ref →
MR115-2ZANDGE5114—
MR115-ZZANDGE5114Cross-ref →
MR115-ZZC3ANDGE5114—
MR115-ZZC3P6QE6ANDGE5114—
MR115VVNSK5114—
MR115ZZANDGE5114Cross-ref →
MR115ZZNSK5114Cross-ref →
MR106ANDGE6102.5Cross-ref →
MR106NSK6102.5Cross-ref →
MR106-2RSANDGE6103—
MR106-2ZANDGE6103—
MR106-ZZANDGE6103—
MR106-ZZC3ANDGE6103—
MR106-ZZC3P6QE6ANDGE6103—
MR106ZZANDGE6103—
MR106ZZ1NSK6103—
MR126ANDGE6123Cross-ref →
MR126NSK6123Cross-ref →
MR126-2RSANDGE6124—
MR126-ZZANDGE6124Cross-ref →
MR126-ZZC3ANDGE6124—
MR126-ZZC3P6QE6ANDGE6124—
MR126ZZNSK6124Cross-ref →
MR126ZZANDGE6124Cross-ref →
MR117ANDGE7112.5Cross-ref →
MR117NSK7112.5Cross-ref →
MR117-2ZANDGE7113—
MR117-ZZANDGE7113Cross-ref →
MR117-ZZC3ANDGE7113—
MR117-ZZC3P6QE6ANDGE7113—
MR117ZZANDGE7113Cross-ref →
MR117ZZNSK7113Cross-ref →
MR137ANDGE7133Cross-ref →
MR137NSK7133Cross-ref →
MR137ZZANDGE7134Cross-ref →
MR137ZZNSK7134Cross-ref →
MR128ANDGE8122.5Cross-ref →
MR128NSK8122.5Cross-ref →
MR128-2RSANDGE8123.5—
MR128-2ZANDGE8123.5—
MR128-ZZANDGE8123.5—
MR128-ZZC3ANDGE8123.5—
MR128ZZANDGE8123.5—
MR128ZZ1NSK8123.5—
MR148NSK8143.5Cross-ref →
MR148ANDGE8143.5Cross-ref →
MR148ZZANDGE8144Cross-ref →
MR148ZZNSK8144Cross-ref →
MR149ANDGE9143—
MR149ZZANDGE9144.5—

About the MR series

MR series bearings follow the ISO dimension plan for this family, so a given number is dimensionally interchangeable between brands - see the cross-reference to confirm. Choose the suffix for your duty: shields for dry, clean positions, contact seals for wet or dusty ones, and a larger clearance class where the fit or temperature demands it.

Other Deep Groove Ball Bearings series: 62 · 60 · 63 · 618 · 619 · 69 · 68 · 160