What is ZZ type bearing?

DEEP GROOVE BALL BEARINGSSingle-Row Deep Groove Ball Bearings are classified into the types shown below. open type, ZZ type shielded bearings are also available. When using these 

Which Bearing Closures Are Best? | Blog | Bearing CentreFeb 25, 2019 — An alternative option is the ZZ Type or '2Z' shielded bearing, which features a metal shield on both sides of its sides. While the ZZ Type cannot Ball & Roller Bearings - Koyo[Notes] 1) Illustration (a) of the ZZ type shows the relatively small size bearing. 2) Illustration (d) of the 2RS type shows the relatively small size bearing

4. Shield and Seal | Miniature & Small ball bearingsCompared to the open type, the shielded and sealed bearing types provide better protection from □Shield (snap ring type). NMB part number symbol : ZZ

Types of Bearing Shields and Seals for the SMB rangeShields (ZZ). bearing shields Most of our bearings are available with metal shields. Shields are designed to prevent larger particles from entering the bearing Why do we use a ZZ bearing? - QuoraBearings with steel shields are termed as ZZ as suffix after their designated number. Example 6200 bearing is open type bearing, where as 6200-ZZ bearing is 

Bearing 6308 ZZ/C3, specifications | Fersa BearingsTechnical details for bearing 6308 ZZ/C3. Bearing type, size, inner and outer diameter, weight, OEM references, manufacturer/brand part number and boundary dimensions and identifying numbers for bearingsindicate the bearing type, boundary dimensions, dimensional and the bearing series(type) and the width and diameter series as (Example 1) 6 3 08 ZZ C3

Bearing Closures - Bearing Seals and Bearing Shields | ASTType ZZ - Non-removable, non-contact metal shield retained in the outer ring via crimping, or pressing. This type of shield cannot be removed once installedBall Bearings - NTN SNRSeal/Shield Bearing Types and Selection. Shield type. Seal type. Type, code no. Non-contact type ZZ. Non-contact type LLB. Low torque type LLH. Contact type