Needle roller bearing used for general engineer:

1.open type drawn cup needle roller bearing(1)

2.closed type drawn cup needle roller bearing(2)

3.needle roller bearing with inner ring(3)

4.needle roller bearing without inner ring/ needle roller bearing without inner ring and cage(4)

5. full needle roller bearing with cage or without cage(5)

Type of needle roller bearing:

1.radial needle and cage component

2.NA,NKI needle roller bearing

3.RNA,NK needle roller bearing without inner ring

4.HK type drawn cup caged needle roller bearing

5.BK type drawn cup caged needle roller bearing

Metric needle roller bearing:

HK,BK,F,FH,FY,MF,MFH,MFY; TA..Z,TLA..Z,TAM,TLAM,YT,YTL

Inch needle roller bearing:

SCE,BCE,SCH,BCH,SN,B,BH,M,MH,;BA...Z,BHA...Z,BAM,BHAM,YB,YBH

1.RS--- single side sealed with metric system

2.2RS--- double sealed with metric system

3.P--- single side sealed with inch system

4.PP--- double sealed with inch system

5.STO--no outer wall,an inner ring roller bearing

More introduction on the needle roller bearing

RNA22...2RS double sealed, no inner ring roller bearing

NA22..2RS double sealed, an inner ring roller bearing

NATR...PP flat ring axial guide roller bearing

NATV...PP flat ring axial guide roller bearing, full needle

NUTR rolling body guide roller bearing, full roller

CRY inch flat ring guide roller bearing

ASI/OH--oil hole;HK,BA,TA..Z--drawn cup caged needle roller bearing with open end;BK,TAM,TLAM--drawn cup caged needle roller bearing with closed end.

1.F--drawn cup caged full needle roller bearing with open end

2.FY,YT--drawn cup caged full needle roller bearing with open end(grease limit)

3.FH,YTL--drawn cup caged full needle roller bearing with open end(heavy series)

4.MF--drawn cup caged full needle roller bearing with closed end

5.MFH--drawn cup caged full needle roller bearing with closed end

6.SCE--drawn cup caged needle roller bearing with open end

7.BCE--drawn cup caged needle roller bearing with closed end

8.SCH--drawn cup caged needle roller bearing with open end

9.BCH--drawn cup caged needle roller bearing with closed end

10.SN--drawn cup caged full needle roller bearing with open end

11.B--drawn cup caged full needle roller bearing with open end

12.BH--drawn cup caged full needle roller bearing with open end(heavy series)

13.M--drawn cup caged full needle roller bearing with closed end

14.MH--drawn cup caged full needle roller bearing with closed end(heavy series)

Type of needle roller bearing:

1.needle roller thrust bearing

2.combined needle roller bearing

Single way needle roller bearing