Metric series: HK, BK, F, FH, FY, MF, MFH, MFY; TA..Z, TLA..Z, TAM, TLAM, YT, YTL.
Imperial 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—— Metric system for one seal
2RS—–for two sealing rings, with metric system
P——- is a sealing ring, with inch system
PP—— is two sealing rings, with inch system
ASI/OH—for oil holes HK, BA, TA..Z–perforated drawn cup needle roller bearings
BK, TAM, TLAM–Sealed drawn cup needle roller bearings
F–perforated drawn cup full complement needle roller bearing
FY, YT–perforated drawn outer ring full complement needle roller bearings (grease limit)
FH, YTL–perforated drawn cup full complement needle roller bearings (heavy series)
MF–Sealed drawn cup full complement needle roller bearings
MFH–Sealed drawn cup full complement needle roller bearings
SCE–Perforated Drawn Cup Needle Roller Bearings
BCE–Seal Type Drawn Cup Needle Roller Bearings
SCH–Perforated Drawn Cup Needle Roller Bearings
BCH–Seal Type Drawn Cup Needle Roller Bearings
SN–perforated drawn cup full complement needle roller bearing
B–perforated drawn cup full complement needle roller bearing
BH–Perforated Drawn Cup Full Complement Needle Roller Bearings (Heavy Series)
M–Sealed drawn cup full complement needle roller bearings
MH–Sealed Drawn Cup Full Complement Needle Roller Bearings (Heavy Series)
If you need any needle roller bearing catalogue,please feel free to contact us.