Manufacturer designation:

6306LLUC4/5K

Designation due to standards:

6306-2RS C4 - DIN 625-1 ISO15:2011
180306 - GOST 8882-75

Design:

The ball bearing consists of two rings (internal and external) and rolling elements (balls), connected with a cage - separator.

Features:

Lip seals (type RS) on both sides of bearing.
Internal clearance - С4