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Öá³Ð¹«³ÆÄÚ¾¶d/mmBore(mm)µ¥¸öÖá³ÐÕñ¶¯Öµ(dB)²»³¬¹ýNoise Level (dB)Ö±¾¶ÏµÁÐ0Diameter6000seriesÖ±¾¶ÏµÁÐ2Diameter6200SeriesÖ±¾¶ÏµÁÐ3Diameter6300seriesZZ1Z2Z3ZZ1Z2Z3Z4ZZ1Z2Z3Z433534322836353230¡¡37363331¡¡43534322836353230¡¡37363331¡¡53736343038373432¡¡39373533¡¡63736343038373432¡¡39373533¡¡73938353140383634¡¡¡¡¡¡¡¡¡¡¡¡83938353140383634¡¡¡¡¡¡¡¡¡¡¡¡94140363242403735¡¡¡¡¡¡¡¡¡¡¡¡104342383344423935304644403732124443393445433935304745403ÁË32154544403546444136314846423833174544403547454136314947423833204745413648464238335048433934224745413648464238335048433934254846423849474340365149444137284947433950484441375250454238304947433950484441375250454238325048444051494542385351464339355149454152504643395452474440405351464254524744405654494641455553484556544946435856514744Öá³Ð¼ÓËÙ¶ÈÕñ¶¯¼«ÏÞ±í¡¡Öá³Ð¹«³ÆÄÚ¾¶d/mmBore(mm)VV1V2V3µÍƵÖÐƵ¸ßƵµÍƵÖÐƵ¸ßƵµÍƵÖÐƵ¸ßƵµÍƵÖÐƵ¸ßƵLowMiddleHighLowMiddleHighLowMiddleHighLowMiddleHigh380444460353248262231161548044446035324826223116155110726074484058363035211861107260744840583630352118713096809266547248404428248130968092665472484044282491309680928054724840442824101601201001208070906050553530121601201001201007090605055353015210150120150100851107860654635172101501201501258511078606546352026019015018012510013010075806045222601901501801251001301007580604525260190150180125100130100758060452826019015018012510013010075806045¡¡¡¡The vibration and noise of deep groove ball bearings are normally classified as Z1 Z2(higher class than Z1), and Z3 (highest class). It is usually measured by instrument of SO910-1 While for bearings used for electric motors, the vibration & noise is measured by BVT-1 and classified as EMQ ZVl ZV2 and ZV3. Customer needs to mark the requirement of vibration and noise class in order. ¡¡Öá³Ð¼ÓËÙ¶ÈÕñ¶¯¼«ÏÞ±í¡¡Öá³Ð¹«³ÆÄÚ¾¶d/mmBore(mm)VV1V2V3µÍƵÖÐƵ¸ßƵµÍƵÖÐƵ¸ßƵµÍƵÖÐƵ¸ßƵµÍƵÖÐƵ¸ßƵLowMiddleHighLowMiddleHighLowMiddleHighLowMiddleHigh380444460353248262231161548044446035324826223116155110726074484058363035211861107260744840583630352118713096809266547248404428248130968092665472484044282491309680928054724840442824101601201001208070906050553530121601201001201007090605055353015210150120150100851107860654635172101501201501258511078606546352026019015018012510013010075806045222601901501801251001301007580604525260190150180125100130100758060452826019015018012510013010075806045¡¡¡¡The vibration and noise of deep groove ball bearings are normally classified as Z1 Z2(higher class than Z1), and Z3 (highest class). It is usually measured by instrument of SO910-1 While for bearings used for electric motors, the vibration & noise is measured by BVT-1 and classified as EMQ ZVl ZV2 and ZV3. Customer needs to mark the requirement of vibration and noise class in order.¡¡Äþ²¨½ð°ÙÁªÖá³ÐÓÐÏÞ¹«Ë¾ NINGBO nsk BEARING COMPANYÆóÒµ×Ü»úµç»°/TEL£º86-022-58059063 87222422 58059053 58059268 13102005112 87220519 Öá³ÐÏúÊ۵绰/SALES TEL£º86-022-58059063 87222422£¨Ö±²¦£©58059268 58059053 13102005112 87220519£¨×ª·Ö»ú£©¹©Ó¦ÉÌ¿ª·¢²¿/TEL£º86-022-87221977´«Õæ/FAX£º86-022-23707785µØÖ·/ADD£ºÌì½òÊÐÄÏ¿ªÇø»ªÔ·¹ú¼Ê´´ÒµÖÐÐĺ£Ì©ÐÅÏ¢¹ã³¡B×ù212ÊÒE-mail£ºweb@nskpc.com ÍøÖ·/WEBSITE£ºwww.nskpc.com www.nkspc.com½ð°ÙÁªÌØÖַDZêÖá³ÐÍø: www.skf365.com É̱ê BRANDS:, ½ð°ÙÁª F&F