d - 114,3 mm

D - 180,975 mm

T - 34,925 mm

B - 31,75 mm

C - 25,4 mm

a - 40,6 mm

r min. - 3,6 mm

r1 min. - 3,2 mm

r2 min. - 3,2 mm

da min. - 127 mm

Da min - 161 mm

Da max. - 169 mm

Da - 163 mm

db max. - 131 mm

db min - 123 mm

ra max. - 3,6 mm

rb max. - 3,2 mm

Db - 169 mm

Weight - 2,92 Kg

Basic dynamic load rating (C) - 171 kN

Basic static load rating (C0) - 247 kN

(Grease) Lubrication Speed - 2000 r/min

(Oil) Lubrication Speed - 2700 r/min

Calculation factor (e) - 0,5

Calculation factor (Y0) - 0,66

Calculation factor (Y1) - 1,21

• Model Number: 68450/68712
• Inner Diameter：114,3mm Outer Diameter：180,975mm Width：34,925mm
• Type：Tapered Roller Bearings
• Update date：2025-04-24
• Application:Gas turbine,coal,nail products,Traffic Fire Protection Equipment Security equipment,equipment,Flame Cutting,cleaning agent,Textile Industry Accessories and Accessories,impression material,drawing die,Vertical machining
• Similar models:NSK 68450/68709 NACHI 68450/68712 Timken 68450/68712 NTN 4T-68450/68712 ISB 68450/68712 FBJ 68450/68712 CX 68450/68712 ISO 68450/68712 SKF 68450/68712 KOYO 68450/68712
• BEARING POWER International Trading Co.,Ltd. specialize in 68450/68712 products，there is large inventory of KOYO 68450/68712 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 68450/68712 Which KOYO 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
  24126BK30	130	210	80	NTN	Spherical Roller Bearings
  5307W	35	80	34,93	Timken	Angular Contact Ball Bearings
  627-2Z	7	22	7	FAG	Deep Groove Ball Bearings
  7021 CDT	105	160	52	ISO	Angular Contact Ball Bearings
  FY 1.3/4 FM	44,45			SKF	Bearing Units
  NA6912-ZW-XL	60	85	45	INA	Needle Roller Bearings
  NH2328 E	140	300	102	CX	Cylindrical Roller Bearings
  NJ322-E-TVP2 + HJ322-E	110	240	50	FAG	Cylindrical Roller Bearings
  RCJY20-JIS	20			INA	Bearing Units
  RNAFW709060	70	90	60	NSK	Needle Roller Bearings
  TSF 20 C	20	40	25	ISB	Plain Bearings
  SF3618	180,000	259,500	33,000	NTN	Angular Contact Ball Bearings
  STO 30	30	62	19,8	SKF	Cylindrical Roller Bearings
  R188ZZ	.2500	.5000	.1875	ADR	DEEP GROOVE BALL BEARINGS
  GE300AW	300	480	100	INA	SPHERICAL PLAIN BEARINGS
  3909	85	45		INA	THRUST BALL BEARINGS
  NNCL4948V.C3	240	320	80	SKF	CYLINDRICAL ROLLER BEARINGS
  6336K	180	380	75	SKF	DEEP GROOVE BALL BEARINGS
  S-80-LW	1.0000	2.5000	1.5000	RBC	NEEDLE BEARINGS
  MR-16-N			.7500	CONSOLIDATED	NEEDLE BEARINGS