Various types of bearings suffix code meaning Part 6

Various types of bearings suffix code meaning Part 6:

Z: indicates that the bearings come with iron dust caps on both sides.

CM: indicates radial internal clearance for motors

NS7: Indicates the grease marking of the bearing.

S: Indicates the amount of grease filled in the bearing.

5: Indicates that the bearings are packed in commercial packaging.

Accessory code

Z: steel plate dust cover on one side of the bearing

ZZ: steel plate dust cap on both sides of the bearing.

V: Rubber non-contact dust cap on one side of the bearing.

VV: Non-contact rubber dust caps on both sides of the bearing.

DU: Rubber contact dust cap on one side of the bearing

DDU: Rubber contact dust caps on both sides of the bearing.

NR: Bearings with radial locating grooves and locating rings in the outer ring.

Cage material and shape code

M: Turned copper alloy cage

EM: Roller-guided copper alloy turned cage

EW: Roller-guided rigid cage

W: Ring guided steel cage

ET: Resin cage

TYN: Resin cage

EA: Spherical roller bearing steel S-type stamping cage

CD: Steel alloy cage

CA: Copper alloy cage shape

AW: 30 degree angular contact bearing/steel cage

BW: 40 degrees angular contact bearings / steel cage