621-87 Double Row Eccentric Bearing 5517180

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621-87

Bore Diameter:55 mm

Outside Diameter:171 mm

Width:80 mm

Weight:11 kg

Reference FOB Price:US55.33 ~ 298.87 / Piece

Min. Order:1 Piece

The 621-87 bearing is a Eccentric Roller Bearing with an inner diameter of 55 mm , an outer diameter of 171 mm, a width of 80 mm. It typically uses ABEC1 grade precision tolerances and chrome steel rings. Open type, together determine its load-bearing capacity, rotational accuracy, and applicable working conditions.

Application: Speed reducer etc

Dimensions:

Inside Diameter:

55 mm

Outside Diameter:

171 mm

Thickness:

80 mm

Weight:

11 KG

Specifications:

Structure:

Eccentric Bearing

Number of Rows:

Double Row

Demensions:

55*171*80

Brand:

TOPE or other brands

Precision Rating:

ABEC1

Bearing Material:

Chrome steel, Gcr15

Cage Type:

Brass cage

Seals Type:

Open

Roller Material:

chrome steel

Transaction Information:

Transport Package:

1. Individual package 2. Industrial package

Service:

OEM & ODM

Shipping Ways:

By Express/Air shipping/Sea shipping

Stock:

100 Piece

Production Capacity:

10000pcs/month

Port:

Qingdao, Guangzhou etc

Payment term:

T/T, W/U, PayPal

Delivery time:

1-5 days after get payment

Detailed description

62187 Bearing Specification:

62187 bearing is double row eccentric bearing.

This bearing has inner ring, outer ring, cage, rollers and eccentric sleeve 87.

For model 62187,

d: 55 mm

D: 171 mm

B: 80 mm

Weight: 11 kg

Material: 51200 steel

Cage: brass cage

Number of Row: double row

Structure: eccentric bearing

Precision: standard precision ABEC1

Lubrication: standard lubrication oil/grease

Also Known As: 62187, 621-87, 621 + 87 and so on

The Reason of Eccentric Bearings Corrosion:

The corrosion of eccentric bearings is caused by various internal and external factors, and the main reasons are summarized as follows:

1. Metal surface finish (corrosion of batteries with poor oxygen concentration).

2. The chemical composition and structure of the metal material itself.

3. The composition and pH value of the solution in contact with the metal surface.

4. The ambient temperature and humidity.

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621-87 Double Row Eccentric Bearing 5517180

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