What is the meaning of 2RS in bearing?

What is the meaning of 2RS in bearing?

2 rubber seals
The 2RS stands for 2 rubber seals. One on each side of the bearing. So the RS denotes only one side is sealed with a rubber seal and the other is exposed and not sealed. The rubber seal is simply a rubber coating placed over a metal cover to assist in preventing contaminates from entering the bearing.

What do bearing numbers mean?

A bearing number is composed of a basic number and a supplementary code, denoting bearing specifications including bearing type, boundary dimensions, running accuracy, and internal clearance.

How do you read a NSK bearing number?

The designation for the NSK bearing bore indicates the bearing’s bore size. A two-digit number is used for bore sizes from 20mm to 480mm. This number is multiplied by five to give the bore size. For example, the code 6318 stands for a deep groove ball bearing with a bore size of 90 mm.

How do you read Timken bearing numbers?

Timken deep groove ball bearings nomenclature

1. 6: extra small.
2. 618: extra ultra light.
3. 619: ultra light.
4. 161: extra extra light.
5. 60: extra light.
6. 62: light.
7. 63: medium.
8. 64: heavy.

What does RLD mean on a bearing?

Radial/Deep Groove Ball Bearing – Round Bore, 17 mm ID, 40 mm OD, 12 mm Width, One Nitrile Contact Seal.

What is the difference between 2z and ZZ bearings?

Type 2 RS is a sealing type with a moulded rubber seal on both sides. Type 2 Z or ZZ is a non-removable, non-contact bearing closure with a metal seal on both sides. This type of seal doesn’t make contact with the inner ring therefore, there would be no impact on the operational speed.

How do you read bearing numbers?

The first digit indicates the width or height series (dimensions B, T or H). The second digit identifies the diameter series (dimension D). The last two digits of the basic designation identify the size code of the bearing bore. The size code multiplied by 5 gives the bore diameter (d) in mm.

What is the difference between Z and ZZ bearings?

Z designates the bearing shield, zz is a two sided shield bearing. A single sided shield bearing, “z”.

What is the meaning of K in bearing?

Suffix: 2 RS – Bearing with rubber seal on both sides. K – Bearing with taper bore.

What does V mean in a bearing?

The “V-shaped” marking should point in the direction that the axial load acts on the inner ring (fig. 2). In applications where there are axial loads in both directions, the “V-shaped” marking should point in the direction of the heavier of the two loads. Section navigation. Angular contact ball bearings.

What is a Timken angular contact ball bearing?

Timken® angular contact ball bearings are designed for combination radial and axial loading. Some single-row bearings are specifically designed for duplex mounting in sets for maximum performance. Double-row Conrad bearings can accommodate thrust in both directions.

Where are Timken bearings made?

the USA
Timken wheel bearings are made in the USA, Mexico, and a number of other countries. The bearings are all made to the same high worldwide standard which Timken is well known for.