precision grade

dimensional tolerance revolve tolerance 'ej DaH nobvam angular contact QujmeH moQ bearing precision grade. vo' 'eS jen precision vIHutlh law' p0 (ordinary), p6 (p6x), p5, p4, p2. loQ addition neH Qaghmaj 'ej american brands je vIHutlh pa' p3, QInvam p7 p9 'ej precision grade, p3 patlh iso jis Hol p6, 'ej equivalent, p7 equal p4 patlh, p9 patlh equal p2.