SINOFOU (Tianjin) International Trade Co., Ltd.

Introduction

Product
category

Tolerance

Radial
clearance

Cage

Allowable
angle error

Operating
temperature

Equivalent
dynamic load

Equivalent
static load

Code
description

Deep Groove Ball Bearings

Angular Contanct Ball Bearings

Self Aligning Ball Bearings

Cylindrical Roller Bearings

Tapered Roller Bearings

Spherical Roller Bearings

Thrust Ball Bearings

Thrust Roller Bearings

Slewing Bearings

Four Point Contact Slewing Bearings Double Row Angular Contact Slewing Bearings Crossed Roller Slewing Bearings Triple Row Cylindrical Roller Slewing Bearings External-toothed Six Row Cylindrical Roller Slewing Bearings

Needle Bearings

Drawn Cup Needle Roller Bearings Thrust Needle Roller Bearings Brake Caliper Needle Roller Bearings

Linear Guideway

Joint Bearings

Joint Bearing Rod Ends Spherical Plain Bearings

Adapter Sleeve

Withdrawal Sleeve

Seals

Radial shaft seals Cassette seals Wear sleeves Track pin seals Metal face seals V-ring seals Axial clamped seals Principles of sealing selection

Insert Bearing With Housing

Insert Bearing

Custom Product Posts

Rail Transit Industry

City railway train Railway Locomotive Passenger train Railway freight car bearing High-speed rail vehicles

Metallurgical Industry

Hot rolling Cold rolling Iron-making Steel-making Mechanical gearbox

Construction Machinery

Hoisting Machinery Mining machinery Coal machinery Tunnel boring machine Port machinery Petroleum machinery Piling machinery

Cement Machinery

Roller press bearing Impact crusher bearing Jaw crusher bearing Counterattack crusher bearing Vibrating screen bearing Coal mill bearing Cement vertical mill bearing

Precision Machinery

Machine tool bearing Compressor bearing Pump bearing Electrical motors bearing

Transmission Industry

Reduction gearbox bearing Wind power acceleration gearbox bearing

Wind Power Industry

Automobile Industry

V-ring seals

V-seal

V-ring seals are axial shaft seals, available in a wide range of stock sizes and customized solutions for sizes above 2 000 mm or special requirements. SKF supplies also metal-cased V-ring seals:

All-rubber V-rings (fig 1), or just called "V-rings"
MVR axial shaft seals (fig 2), a metal-cased V-ring seal

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Category

Tolerance

Radial Clearance

Cage

Allowable angle error

Operating temperature

Equivalent Dynamic Load

Equivalent Static Load

Code description

Internal diameter

External diameter

Width

V-seal

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Designation	Dimensions
	Shaft diameter range		Seal inside diameter, free state	Nominal seal width
	d₁ over [mm]	d₁ incl. [mm]	d [mm]	b [mm]
3 VA R	2.7	3.5	2.5	3
3 VA V	2.7	3.5	2.5	3
4 VA R	3.5	4.5	3.2	3.7
4 VA V	3.5	4.5	3.2	3.7
5 VA R	4.5	5.5	4	3.7
5 VA V	4.5	5.5	4	3.7
5 VS R	4.5	5.5	4	5.2
5 VS V	4.5	5.5	4	5.2
6 VA R	5.5	6.5	5	3.7
6 VA V	5.5	6.5	5	3.7
6 VS R	5.5	6.5	5	5.2
6 VS V	5.5	6.5	5	5.2
7 VA R	6.5	8	6	3.7
7 VA V	6.5	8	6	3.7
7 VS R	6.5	8	6	5.2
7 VS V	6.5	8	6	5.2
8 VA R	8	9.5	7	3.7
8 VA V	8	9.5	7	3.7
8 VS R	8	9.5	7	5.2
8 VS V	8	9.5	7	5.2
10 VA R	9.5	11.5	9	5.5
10 VA V	9.5	11.5	9	5.5
10 VS R	9.5	11.5	9	7.7
10 VS V	9.5	11.5	9	7.7
12 VA R	11.5	12.5	10.5	5.5
12 VA V	11.5	12.5	10.5	5.5
12 VS R	11.5	13.5	10.5	7.7
12 VS V	11.5	13.5	10.5	7.7
13 VA R	12.5	13.5	11.7	5.5
13 VA V	12.5	13.5	11.7	5.5