Wych Bearings Guide to Popular Deep Groove Ball Bearing Suffixes: Description | Manufacturer | SKF | FAG | NSK | NTN | SNR | Metal Shields | 2Z | 2ZR | ZZ | ZZ | ZZ | Rubber Seals (contact) | 2RS1 or 2RSH | 2RSR | DDU | LLU | EE | Rubber Seals (non contact) | 2RZ | 2RSD | VV | LLB | | Extended Clearance | C3 | C3 | C3 | C3 | J30 | Circlip Groove with Circlip | NR | NR | NR | NR | NR | Many other suffixes and designs are available - please contact Wych Bearings for further advice. |