Fw - 7,938 mm

D - 12,7 mm

C - 11,11 mm

Weight - 0,0045 Kg

Basic dynamic load rating (C) - 4,25 kN

Basic static load rating (C0) - 4,75 kN

(Oil) Lubrication Speed - 36000 r/min

• Model Number:BT57
• Inner Diameter：7,938mm Outer Diameter：12,7mm Width：11,11mm
• Type：Needle Roller Bearings
• Update date：2025-12-15
• Application:motorcycle,Machine tool accessories,decoration machinery,plastic molding,rock drilling machinery,Workpiece,axle lathe,agriculture,hydraulic control element,bag machine,Automation
• Similar models:KOYO TVK5771L NSK B-57 NTN NK47X57X28.7 NTN KV50X58X57.8ZW KOYO B57 NTN KV52X57X17.8 NSK MH-571 CX AXK5578 INA SCE57-PP KOYO BT57
• BEARING POWER International Trading Co.,Ltd. specialize in BT57 products，there is large inventory of KOYO BT57 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the BT57 Which KOYO BT57 is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express.Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

• Model No.	Inner Diameter	Outer Diameter	Width	Brand	Type
  239/530 KCW33+AH39/530	530	710	136	ISO	Spherical Roller Bearings
  23972 KCW33+AH3972	360	480	90	ISO	Spherical Roller Bearings
  6011	55,000	90,000	18,000	NTN-SNR	Deep Groove Ball Bearings
  61996 MA	650	480	78	SKF	Deep Groove Ball Bearings
  6804ZZNR	20,000	32,000	7,000	NTN	Deep Groove Ball Bearings
  7012 CB/HCP4AL	95	60	18	SKF	Angular Contact Ball Bearings
  7034C	170	260	42	NTN	Angular Contact Ball Bearings
  7307B-2RS	35	80	21	ZEN	Angular Contact Ball Bearings
  C2220	100	180	46	SKF	Cylindrical Roller Bearings
  K24X30X22	24	30		Timken	Needle Roller Bearings
  KE ST4183	41,28	82,55	26,54	KOYO	Tapered Roller Bearings
  N 216	80	140	26	ISB	Cylindrical Roller Bearings
  NCF2940-V	200	262	48	NKE	Cylindrical Roller Bearings
  NKI100/30	100	130	30	CX	Needle Roller Bearings
  SBT3	3	12	6	NMB	Plain Bearings
  W208PP	40	80	30,18	Timken	Deep Groove Ball Bearings
  L18SA408	4.5000	5.2500	.3750	FAG	FOUR POINT ANGULAR CONTACT BALL BEARINGS
  NJ-2309VH	45	100	36	FAG	CYLINDRICAL ROLLER BEARINGS
  NA6916	80	110	54	FAG	NEEDLE BEARINGS
  UCFL206-18S6PL	1.1250			FYH	THERMOPLASTIC PILLOW BLOCKS