d - 139,7 mm

D - 215,9 mm

T - 47,625 mm

B - 47,625 mm

C - 34,925 mm

ra1 max. - 3,3 mm

a - -2,2 mm

Da - 196 mm

db - 151 mm

ra max. - 3,5 mm

da - 158 mm

Db - 208 mm

Weight - 6,05 Kg

Basic dynamic load rating (C) - 320 kN

Basic static load rating (C0) - 540 kN

(Grease) Lubrication Speed - 1 600 r/min

(Oil) Lubrication Speed - 2 100 r/min

Calculation factor (e) - 0,49

Calculation factor (Y0) - 0,68

Calculation factor (Y2) - 1,23

• Model Number: 4T-74550/74850
• Inner Diameter：139,7mm Outer Diameter：215,9mm Width：47,625mm
• Type：Tapered Roller Bearings
• Update date：2025-04-20
• Application:medical equipment,Display Devices,hinge industry,machine tool spindle,Handling machinery and various industrial machinery,electric hydraulic lifting platform,hook,lifting equipment Hoisting hoist,other processing,chamfering machine etc,test equipment
• Similar models:Timken 74550/74850 Timken 74550A/74850 FBJ 74550/74850 FBJ 74550/74845 Timken 74550A/74851CD+X1S-74550 Timken 74550/74845 CX 74550/74850 ISO 74550/74850 Timken 74550/74850B CX 74550/74845
• BEARING POWER International Trading Co.,Ltd. specialize in 4T-74550/74850 products，there is large inventory of NTN 4T-74550/74850 . We has been built up long-term cooperation with NTN company, could make a bulk order of the 4T-74550/74850 Which NTN 4T-74550/74850 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
  2319K	95	200	67	KOYO	Self-Aligning Ball Bearings
  25584/25520	44,983	82,931	23,812	FBJ	Tapered Roller Bearings
  6311Z	55,000	120,000	29,000	NTN	Deep Groove Ball Bearings
  7015 CE/P4AH1	115	75	20	SKF	Angular Contact Ball Bearings
  GAZ 112 SA	44,45	71,45	24,892	SIGMA	Plain Bearings
  NH2252	260	480	130	ISO	Cylindrical Roller Bearings
  NJ2315 E	75	160	55	AST	Cylindrical Roller Bearings
  SBR 50-UU	50			NBS	Linear Bearings
  SCV 20-UU	20			NBS	Linear Bearings
  UC211	55	100	55.6	NACHI	Deep Groove Ball Bearings
  UCP306	30			SNR	Bearing Units
  N1936K.M1.SP	180	250	33	FAG	CYLINDRICAL ROLLER BEARINGS
  7212B.U(A/O)	60	110	22	FAG	ANGULAR CONTACT BALL BEARINGS
  GS81110	52	70		INA	THRUST ROLLER BEARINGS
  95448	.8750	1.5000	3.0000	BERLISS	JOURNAL ROLLER ASSEMBLIES
  TRA2233	1.3750	2.0625		Torrington	THRUST NEEDLE BEARINGS
  NBX10119	4.0000	5.5000	.7500	NSK	FOUR POINT ANGULAR CONTACT BALL BEARINGS
  ELL30	30	55	13	RIV	DEEP GROOVE BALL BEARINGS
  CRSBC-28	.7500	1.7500	1.0000	CONSOLIDATED	NEEDLE BEARINGS
  293/1000EM	1000	1460		CONSOLIDATED	SPHERICAL ROLLER THRUST BEARINGS