Fw - 52 mm

Ew - 57 mm

Bc - 12 mm

Weight - 0,024 Kg

Basic dynamic load rating (C) - 17,5 kN

Basic static load rating (C0) - 36 kN

(Oil) Lubrication Speed - 8 500 r/min

• Model Number: K 52x57x12
• Inner Diameter：52mm Outer Diameter：57mm Width：mm
• Type：Needle Roller Bearings
• Update date：2025-04-19
• Application:plastic blow molding,axle lathe,Dental Equipment,pump accessories,spectrometer,Optical Instruments,electronic materials,respirator,forming machine,Traffic Fire Protection Equipment Security equipment,power source
• Similar models:KOYO K47X52X15FH KOYO FNT-1528 NTN RNA4952 KOYO RF252917 KOYO 28MKM3520 AST HK4520-2RS IKO BR405228 NBS PNA30/52 NSK HJ-607632+IR-526032 NSK RLM8510525-1
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  51138	190	240	37	KOYO	Thrust Ball Bearings
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  K10X13X14,5SE	10	13		KOYO	Needle Roller Bearings
  NA49/22	22	39	17	NSK	Needle Roller Bearings
  NF 224	120	191.5		NACHI	Cylindrical Roller Bearings
  NK16/16M	16	24	16	JNS	Needle Roller Bearings
  R60/30	60	65	30	KOYO	Needle Roller Bearings
  TSF 35 RB	35			ISB	Spherical Roller Bearings
  SE 625 ZZSTPRB	5	16	5	KOYO	Deep Groove Ball Bearings
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  2303	17	47	19	MRC	SELF
  170SD23BRF4	170	360	120	Torrington (Old No.)	SPHERICAL ROLLER BEARINGS
  NJ-403	17	62	17	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  5208-2RS	40	80	30.2	CONSOLIDATED	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS
  TPFYT-25SD	25	5.1250		CONSOLIDATED	THERMOPLASTIC PILLOW BLOCKS