d - 98,425 mm

D - 190,5 mm

T - 57,15 mm

B - 57,531 mm

C - 44,45 mm

ra1 max. - 3,3 mm

a - 41,8 mm

r min. - 3,5 mm

r1 min. - 3,3 mm

Da - 170 mm

db - 111 mm

ra max. - 3,5 mm

da - 118 mm

Db - 174 mm

Weight - 6,93 Kg

Basic dynamic load rating (C) - 355 kN

Basic static load rating (C0) - 500 kN

(Grease) Lubrication Speed - 1900 r/min

(Oil) Lubrication Speed - 2600 r/min

Calculation factor (e) - 0,33

Calculation factor (Y0) - 0,99

Calculation factor (Y1) - 1,8

• Model Number:866/854
• Inner Diameter：98,425mm Outer Diameter：190,5mm Width：57,15mm
• Type：Tapered Roller Bearings
• Update date：2025-12-16
• Application:Laser Cutting,roller lathe,hydraulic pump,Machine tools,Surveying Surveying Instruments,ventilation equipment,agricultural testing and analysis equipment and related,Hair styling device,Forming mold,plant determination,Spectrum Products
• Similar models:CX M86649/10 ISO M86647/10 FBJ M86647/M86610 ZVL K-M86649/K-M86610 SKF BTHB1866048A KBC M86647/M86610 Timken 86650/86100-B Timken M86648A/M86610 NACHI M86649/M86610 NTN 4T-M86643/M86610
• BEARING POWER International Trading Co.,Ltd. specialize in 866/854 products，there is large inventory of NSK 866/854 . We has been built up long-term cooperation with NSK company, could make a bulk order of the 866/854 Which NSK 866/854 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
  239/630W33	630	850	165	ISO	Spherical Roller Bearings
  23988YMB	440	600	118	Timken	Spherical Roller Bearings
  24122-E1-2VSR-H40	110	180	69	FAG	Spherical Roller Bearings
  32030X	150	225	48	NTN	Tapered Roller Bearings
  3209	45	85	30.2	KOYO	Angular Contact Ball Bearings
  7028CDF	140	210	33	NACHI	Angular Contact Ball Bearings
  ASTT90 1620	16	18		AST	Plain Bearings
  BCE1211P	19,05	25,4	17,46	INA	Needle Roller Bearings
  BT1910	30,162	38,1	15,88	KOYO	Needle Roller Bearings
  FLWBC5-11ZZ	5	12,6	4	NTN	Deep Groove Ball Bearings
  GE30ES-2RS	30	47	22	ZEN	Plain Bearings
  K 24x28x13	24	28		NBS	Needle Roller Bearings
  KGNS 25 C-PP-AS	25	40		INA	Linear Bearings
  NU2305	25	62	24	ISO	Cylindrical Roller Bearings
  TC3244	50,8	69,85	1,984	INA	Thrust Roller Bearings
  SA 8 C	8	16	8	ISB	Plain Bearings
  WE512	.7500	1.7500	.6250	FED	DEEP GROOVE BALL BEARINGS
  4AANOn	35	72	27	RIV	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS
  SUCTP207-23	1.4375			PTI	THERMOPLASTIC PILLOW BLOCKS
  SCE-2824			1.5000	CONSOLIDATED	NEEDLE BEARINGS