Main structural forms of needle roller bearing with stamped outer ring
Metric series: HK, BK, F, FH, FY, MF, MFH, MFY; TA.Z、TLA.Z、TAM、TLAM、YT、YTL 。
English series: SCE, BCE, SCH, BCH, SN, B, BH, M, MH; BA……Z、BHA……Z、BAM、BHAM、YB、YBH。
Example: HK XX YY
Model inscribed circle diameter XX height YY
RS ------ one sealing ring
2RS ----- two sealing rings
P ------ one sealing ring
PP ------ two sealing rings
ASI/OH --- oil hole
HK, BA, TA. Z -- pierced punching outer ring needle roller bearing
BK, TAM, TLAM -- sealing type stamping outer ring needle roller bearing
F - Full needle roller bearing with punched outer ring
FY, YT - full needle roller bearing with punched outer ring
FH, YTL -- full needle roller bearing with punched outer ring
MF -- Seal-type stamped outer ring full needle bearing
MFH - Seal-type stamped outer ring full needle bearing
SCE - pierced punched outer ring needle roller bearing
BCE - Seal-type stamped outer ring needle roller bearing
SCH - pierced punched outer ring needle roller bearing
BCH -- Seal-type stamped outer ring needle roller bearing
SN -- full needle roller bearing with punched outer ring
B - Full needle roller bearing with punched outer ring
BH -- full needle roller bearing with punched outer ring
M -- Seal-type stamped outer ring full needle roller bearing
MH -- Seal-type stamped outer ring full needle roller bearing