We have lot of 68450 - 68712 bearing in stock, Timken Manufacturer d:114.300 *D:180.975 *B:31.750 mm ,

68450 - 68712

68450/＊68712 4T-68450/68712++ 68450/68712

68450 - 68712 bearinginquiry

Series

68000

Cone Part Number

68450

Cup Part Number

68712

Design Units

Imperial

Bearing Weight

6.4000 lb
2.9000 Kg

Cage Type

Stamped Steel

D - Cup Outer Diameter

7.1250 in
180.975 mm

d - Cone Bore

4.5000 in
114.300 mm

B - Cone Width

1.2500 in
31.750 mm

C - Cup Width

1.0000 in
25.400 mm

T - Bearing Width

1.3750 in
34.925 mm

Z - Number of Rollers Per Row

R - Cone Backface "To Clear" Radius¹

0.140 in
3.560 mm

r - Cup Backface "To Clear" Radius²

0.130 in
3.30 mm

da - Cone Frontface Backing Diameter

5.79 in
122.94 mm

db - Cone Backface Backing Diameter

5.12 in
130.05 mm

Da - Cup Frontface Backing Diameter

6.81 in
172.00 mm

Db - Cup Backface Backing Diameter

6.42 in
163.07 mm

Ab - Cage-Cone Frontface Clearance

0.09 in
2.29 mm

Aa - Cage-Cone Backface Clearance

0.20 in
5.08 mm

a - Effective Center Location³

0.21 in
5.30 mm

C90 - Dynamic Radial Rating (90 million revolutions)¹

13500 lbf
60100 N

C1 - Dynamic Radial Rating (1 million revolutions)²

52100 lbf
232000 N

C0 - Static Radial Rating

61000 lbf
271000 N

C_a90 - Dynamic Thrust Rating (90 million revolutions)³

11500 lbf
51100 N

K - Factor¹

1.18

e - ISO Factor²

0.5

Y - ISO Factor³

1.21

G1 - Heat Generation Factor (Roller-Raceway)

163

G2 - Heat Generation Factor (Rib-Roller End)

51.7

Cg - Geometry Factor

0.103

Sales the 68450 - 68712 bearings, condition monitoring and technical supports. we can assure the quality of the Timken 68450 - 68712 bearings we provide, at the same time guarantee the price is always competitive. As our valued customers, you always have a peace in mind when using 68450 - 68712 bearings..

more↓

We have lot of 68450 - 68712 bearing in stock, Timken Manufacturer d:114.300 *D:180.975 *B:31.750 mm , Previous:64450 - 64713 Timken Next:64450 - 64713 Timken

Brand:

NACHI Bearing

Category:

Tapered Roller Bearings

Model:

68450/＊68712

114.3 mm

181 mm

31.75 mm

Cr:

173000 N

C0r:

249000 N

Grease RPM:

1900 1/min

Oil RPM:

2500 1/min

2.97 kg

Brand:

NTN Bearing

Category:

Tapered Roller Bearings

Model:

4T-68450/68712++

114.3 mm

180.975 mm

31.75 mm

Cr:

169 N

C0r:

245 N

Grease RPM:

1900 1/min

Oil RPM:

2500 1/min

2.93 kg

New Model:

4T-68450/68712++

Brand:

KOYO Bearing

Category:

Tapered Roller Bearings

Model:

68450/68712

114.3 mm

180.975 mm

31.75 mm

Cr:

171 N

C0r:

247 N

Grease RPM:

2000 1/min

Oil RPM:

2700 1/min

2.93 kg