high precision chrome steel needle bearings NA4920

Needle bearing :

  Besides catalog, can be used for general engineering bearing, such as: open stamping outer 

  needle bearing:

 (1) closed-end stamping outer needle bearing

 (2) and inner circle needle bearing

 (3) and has no inner circle needle bearing/no inner circle without maintains a needle bearing

 (4), maintain and without keeping filled with needle bearings

 (5) SKF can also supply all kinds of needle bearing, 1, needle maintains module 2, 3, and raised edge needle bearing self-aligning roller bearings are 4, needle roller/ball bearings, thrust ball rolling pin/combination, needle roller bearings, cylindrical roller/combination of thrust bearing

 (6) .Brand : SKF.  KOYO. FAG. TIMKEN. And so on.

 (7) Number of row  :Single row or double row

 (8) Material : Chrome steel ,stainless steel ,bearing steel

 (9) Vibration noisy lever  :Z1, Z2

 (10) Tolerance codes  :ABEC-1

 (11) Packing  :Polybag + box +carton , individual box packing or industrial standard packing

STO raised edge, no supporting roller has inner circle

RNA22... 2RS double sealed, supporting roller inner circle

NA22... 2RS double sealed, supporting roller inner circle

NATR

NATR... PP flat ring axial guide roller bearing

NATV

NATV... PP flat ring axial bearing rollers, full of needles guide

Guide roller bearing rollers NUTR, full of roller type

CRY imperial flat ring axial guide roller bearing