d - 114,3 mm

D - 180,975 mm

T - 34,925 mm

B - 31,75 mm

C - 25,4 mm

ra1 max. - 3,3 mm

a - -5,4 mm

Da - 163 mm

db - 123 mm

ra max. - 3,5 mm

da - 130 mm

Db - 172 mm

Weight - 2,93 Kg

Basic dynamic load rating (C) - 169 kN

Basic static load rating (C0) - 245 kN

(Grease) Lubrication Speed - 1 900 r/min

(Oil) Lubrication Speed - 2 500 r/min

Calculation factor (e) - 0,5

Calculation factor (Y0) - 0,66

Calculation factor (Y2) - 1,21

• Model Number: 4T-68450/68712
• Inner Diameter：114,3mm Outer Diameter：180,975mm Width：34,925mm
• Type：Tapered Roller Bearings
• Update date：2025-04-20
• Application:Spectrum Products,product accessories,marine analysis and testing equipment,Pneumatic Control Elements,X-ray Equipment,building decoration raw materials and accessories,electric pump,food testing,Anesthetic Equipment,respirator,gear grinding machine
• Similar models:SKF 68450/68712 NSK 68450/68709 NACHI 68450/68712 ISB 68450/68712 FBJ 68450/68712 CX 68450/68712 NTN 4T-68450/68712 Timken 68450/68712 ISO 68450/68712 KOYO 68450/68712
• BEARING POWER International Trading Co.,Ltd. specialize in 4T-68450/68712 products，there is large inventory of NTN 4T-68450/68712 . We has been built up long-term cooperation with NTN company, could make a bulk order of the 4T-68450/68712 Which NTN 4T-68450/68712 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
  24096 ECA/W33	700	480	218	SKF	Spherical Roller Bearings
  3202-B-2RSR-TV	15	35	15,9	NKE	Angular Contact Ball Bearings
  32052X/DF	260	400	174	SKF	Tapered Roller Bearings
  6318LU	90,000	190,000	43,000	NTN	Deep Groove Ball Bearings
  7313 CDB	65	140	66	ISO	Angular Contact Ball Bearings
  7901UCG/GNP42	12	24	6	NTN	Angular Contact Ball Bearings
  AST20 10595	105	110		AST	Plain Bearings
  NP211829-90KM1	40	72	19,5	Timken	Tapered Roller Bearings
  NU2207EG15	35,000	72,000	23,000	SNR	Cylindrical Roller Bearings
  NU318E	90	190	43	NTN	Cylindrical Roller Bearings
  RTUEY50	50			NKE	Bearing Units
  S1640-2RS	22,225	50,8	14,287	ZEN	Deep Groove Ball Bearings
  SA30ES	30			SKF	Plain Bearings
  UKF316	70			KOYO	Bearing Units
  23060B.MB	300	460	118	FAG	SPHERICAL ROLLER BEARINGS
  T-1520	5.0000	9.8750		American	TAPERED ROLLER THRUST BEARINGS
  VSU200544	472	616		INA	SLEWING BEARINGS
  FT-011	.3750	1.0312		Andrews	THRUST BALL BEARINGS
  NJ413	65	160	37	SKF	CYLINDRICAL ROLLER BEARINGS
  SY-25SD	25			CONSOLIDATED	PILLOW BLOCKS