NTN BST30X621BP4 Ball Screw Support Bearings
NTNBST series and 2A-BST series are open type thrust angular contact ball bearingswith 60·contact angle, generally used with grease lubrication. Side faces of BST type bearings are flush-ground to provide the same face height difference for both the front and back faces.
Lets check the designation forNTN bearing BST30X621BP4:
Dimension: 25mm x 62mm x 15mm
BST: Bearing type code
30: Nominal bore diameter
62: Outside diameter
1B: Identification Code standard preload
P4: Tolerance class Code JIS Class 4
There are many more Part no. ofNTN ball screw support bearings as following,
BST17X47-1B |
BST17X47-1BLXL |
2A-BST17X47-1B | 2A-BST17X47-1BLXL |
BST20X47-1B | BST20X47-1BLXL |
2A-BST20X47-1B | 2A-BST20X47-1BLXL |
BST25X62-1B | BST25X62-1BLXL |
2A-BST25X62-1B | 2A-BST25X62-1BLXL |
BST30X62-1B | BST30X62-1BLXL |
2A-BST30X62-1B | 2A-BST30X62-1BLXL |
BST35X72-1B | BST35X72-1BLXL |
2A-BST35X72-1B | 2A-BST35X72-1BLXL |
BST40X72-1B | BST40X72-1BLXL |
2A-BST40X72-1B | 2A-BST40X72-1BLXL |
BST40X90-1B | BST40X90-1BLXL |
2A-BST40X90-1B | 2A-BST40X90-1BLXL |
BST45X75-1B | BST45X75-1BLXL |
2A-BST45X75-1B | 2A-BST45X75-1BLXL |
BST45X100-1BL | BST45X100-1BLXL |
2A-BST45X100-1BL | 2A-BST45X100-1BLXL |
BST50X100-1BL | BST50X100-1BLXL |
2A-BST50X100-1B | 2A-BST50X100-1BLXL |
BST55X100-1B | BST55X100-1BLXL |
2A-BST55X100-1B | 2A-BST55X100-1BLXL |
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