78251D/78551 Tapered Roller Bearing (Size: 2.5x5.513x2.602 Inch)

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78251D/78551

Bore Diameter:63.5 mm

Outside Diameter:140.03 mm

Width:66.091 mm

Weight:4.83 kg

Min. Order:1 Piece

The 78251D/78551 bearing is a Tapered Roller Bearings with an inner diameter of 63.5 mm , an outer diameter of 140.03 mm, a width of 66.091 mm. It typically uses Standard grade precision tolerances and features a Steel cage, Chrome Steel (Gcr15) rings. together determine its load-bearing capacity, rotational accuracy, and applicable working conditions.

Application: Gearboxes, Hoisting Equipment, Rolling Mills and Machines in the Mining Industry, e.g. tunnelling machines.

Dimensions:

Inside Diameter:

63.5 mm

Outside Diameter:

140.03 mm

Thickness:

66.091 mm

Weight:

4.83 KG

Chamfer (R):

2.3

Cone Width (B):

65.989

Cup Width (C):

23.52

Chamfer (r):

2.29

Specifications:

HS Code:

8482500090

Structure:

Roller Bearing

Number of Rows:

Double

Demensions:

63.5x140.03x66.091

Brand:

Neutral Product

Precision Rating:

Standard

Bearing Material:

Chrome Steel (Gcr15)

Cage material:

Steel

Roller Material:

Chrome Steel (Gcr15)

Operating Temperature Range:

-40℃ to 120℃

System of Measurement:

Inch

Series:

78000

Rolling Element:

Roller

Cone Number:

78251D

Cup Number:

78551

Transaction Information:

Transport Package:

Standard Export Package

Shipping Ways:

by Sea or Air

Country of Origin:

China

Stock:

100 Piece

Port:

Tianjin, Shanghai, Shenzhen, Guangzhou or Qingdao

Payment term:

by T/T in advance

Delivery time:

2-3 days for stock, 25-30 days for bulk production

Detailed description

78251D/78551 Tapered Roller Bearing, TDI Type, Double Row, Inch Size.

Size (Inner Dia x Outer Dia x Bearing Width Across Cups): 2.5x5.513x2.602 Inch ( 63.5x140.03x66.091 mm)

Cone Part No.: 78251D

Cup Part No.: 78551

Mini Operating Temperature:-40 °C

Max Operating Temperature:120 °C

78251D/78551 Tapered Roller Bearings have a one-piece double inner race (Cone) 78251D and two single outer races (Cup) 78551 and are typically supplied complete with an outer race spacer as a pre-set assembly. The bearing can be used at fixed positions on rotation shaft applications. For rotating housing application it can be used to float on the stationary shaft.

78251D/78551 Tapered Roller Bearing
Type:	TDI
Series:	78000
Cone Part Number:	78251D
Cup Part Number:	78551
Bearing Weight (kg)	4.83
Main Dimensions:
	inch	mm
d-Bore:	2.5	63.5
D-Cup Outer Diameter:	5.513	140.03
B-Double Cone Width:	2.598	65.989
C-Cup Width:	0.926	23.52
T-Bearing Width Across Cups	2.602	66.091
Bearing Type:	Roller
Ring Material:	Chrome Steel
Roller Material:	Chrome Steel
Cage Material:	Stamped Steel
Precision:	Standard Precision
Load Direction:	Combined Radial and Thrust
Country of Origin:	China
HS Code:	8482500090

Applications: gearboxes, hoisting equipment, rolling mills and machines in the mining industry, e.g. tunnelling machines.

All the bearings we are offering are direct factory price, fast delivery, perfect quality. For more bearings, please feel free to mail us at [email protected] or contact us by Wechat or Whatsapp at +8618062246726.

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78251D/78551 Tapered Roller Bearing (Size: 2.5x5.513x2.602 Inch)

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