Fast delivery to you:
All orders from the weekend
well be shipped on Monday
HomeProductsAbout UsSupportOrder HistoryHelp
  Start My Account  |  Checkout   
Quick Search
 

First three digits suffice


Dimensions of DG Ball Bearings
Rotary Oil Seal Types
V-Belts
Technical Sprays
and lubricants as complementary goods
BOX_HEADING_LEISTUNGEN
BOX_TEXT_LEISTUNGEN
Important suffixes

A,B,C,D,E

The bearings inner structure has been changed. Outer dimensions remain the same. The letters have individual meanings, depending on brand and type of bearing. They are not normed. We advise to check in the manufacturers documentation.

2F

Y-bearing by SKF: Standard seals with centrifugal discs on both sides.

2RF

Y-bearing by SKF: Multi lip seals on both sides.

2RS, 2RS1, 2RSR

Protection on both sides of bearing. Type of protection: Standard rubber seal, resting on the inner Ring. The different designations differ slightly in

2RS2, 2RSH

Protection on both sides of bearing. Type of protection: double lip seal, resting on the inner ring.

2RZ

Low in friction, steel plated protection made from NBR (rubber) on both sides of the bearing.

2LFS

Both sides sealed with LFS (Low Friction Seal).

2Z

Protection on both sides of bearing. Type of protection: Steel sheilds on both sides. Non contact seal, prone to dust and humidity.

AS

lubrication hole in the outer ring

BE

Single row angular contact bearing by SKF: 40° angle of contact, optimised inner design.

C2

Clearance: Radial clearance lower than normal.

C3

Clearance: Radial clearance higher than normal.

C4

Clearance: Radial clearance even higher than C3.

CA

Single row angular contact bearing: low axial clearance before assembly.

CB

Single row angular contact bearing: normal axial clearance before assembly

CC

Single row angular contact bearing: higher axial clearance before assembly

CLN

Taper roller bearing with tolerances by ISO norm 6X

DA

changed snap ring groove

DB, DF, DT

set of bearings: Two single rowed bearings, prepared for assembly together. The suffixes A,B,C,CA,CB,CC,C,GA,GB,G show the axial clearance and the preloads.
For details check the brands documentation. (Catalogue)

EC

Zylindrical roller bearing by SKF, optimised interior design

F

massive steel cage

G..

SKF lubrication, for Details consult the SKF-Catalogue

GS..

Housing locating washer of a cylindrical roller thrust bearing. Also see WS. (Wellenscheibe)

H

Snap cage made from pressed steel cage.

HV

Y-Lager SKF: Components made from stainless steel, foodsafe lubrication.

J

Cage made from steel sheet. Only written, if steel cages are not standard for the type.

J2

Cage made from steel sheet, Variant 2

K

tapered bore 1:12. Bearing cannot be mounted on a cylindrical shaft. Needs a clamping sleeve.

K30

same as K, tapered bore 1:30

M

Solid brass cage (also see: Y)

MA

like M, guided by outer ring

MB

like M, guided by inner ring

MP

windowed solid brass cage

MT33

lithium soap grease for operating temperatures from -30 bis +110 °C

N

snap ring groove on the outer ring, for dimensions see catalogue

N2

two circular grooves on one end of the outer ring

NR

See N + additional snap ring already mounted

P

rubber seal on one side of bearing

P4

tolerance class: high precision bearing with extremely low tolerances. (even more precise than P5)

P5

tolerance class: high precision bearing with low tolerances.

P6

tolerance class: high precision bearing with lowered tolerances. Specifications are found in bearing catalogues.

PP

rubber seal on both sides of bearing

R

a) flanged on outer ring
b) support rollers: sphered outer ring, also see X a)

R..

inner or outer ring of bearing .. with set of rollers

RS

rubber seal on just one side of bearing. See 2RS for both sides.

S

self-aligning roller bearing FAG: lubrication groove and holes in outer ring. Also see W33 with bearings by FAG, NKE.

S0

heat treated bearing, usable up to +150°C

S1

heat treated bearing, usable up to +200°C

S2

heat treated bearing, usable up to +250°C

S3

heat treated bearing, usable up to +300°C

S6..

deep groove ball bearing type 6... STAINLESS STEEL

SK

radial insert ball bearing: inner bore is hexagonal. (not cylindrical!)

SQ..

General term: Special quality norm. The following digits designate the according norm.
SQ77: electrically insulated bearings.

T41A

self aligning roller bearing by FAG, for vibrating application. Also see VA405 (SKF)

TB

windowed phenolic resin cage with fiber inlets

TN

poliamide cage

TN9

poliamide claw-type cage, guided by the rollers. Also see TV

TNH

polyetheretherketone (PEEK) cage, suitable for special applications. See SKF-catalogue (5000 G, Jan. 2004, P. 142)

TVP2, TVP3

Window-type polyamide cage, Variant 2 or 3

TVH

Claw-type polyamide cage. For details see bearing catalogue

TVPB

window-type polyamide cage. Guided on inner ring.

UL

light preload while mounted.

UM

medium preload while mounted.

UH

high preload while mounted.

V

full compliment ball or roller bearing (higher number of rollers, no cage)

VA201,VA208,VA228

bearings by SKF for extremely high temperatures (for use in ovens). Please see SKF-catalogue for details.

VA405

self aligning roller bearing by SKF for use in vibrating machines. Also see T41A (FAG)

VIT

Rotary oil seal mde from fluororubber (FPM/FKM), higher resistance to temperatures and solvents. See our infopage for oil seals for details.

W33

lubrication groove and 3 holes in outer ring

WS..

shaft washer of a self aligning thrust roller bearing. Also see GS.. (housing washer)

X

a) cylindrical outer mantle for support and curve rollers, when normal variant is with spherical mantle.
b) articles that have been conformed to international norms (i.e. some tapered roller bearings)

Y

pressed brass cage (also see M and J)

Z

metal shield on one side of bearing

ZW

two row needle roller bearing

ZZ

metal shield on both sides of bearing.

These technical details base on carefully researched information provided by the according manufacturers. Therefore no responsibility is taken for the correctness of this information.

More information is provided in the search results:
If you click on an items designation,
you receive a technical description of the item.
More detailed information can be found in the manufacturers catalogues.

Log in to order
Mail 

Pass 



Forgot your Password?

Register as a
new customer...
Fast Delivery
Shipping is free of charge at 200 EUR
to any EU-country
Languages
English Deutsch



General Terms and Conditions - Privacy Statement - Impressum

        Copyright © 2004-2014 ekugellager.de GmbH, Mettmann

Phone 0800/3583661 (9 am - 3 pm) - Fax 0800/3583291
International Calls: +49 (0)2104/20799900 Fax +49 (0)2104/20799909