d - 31.75 mm

T - 26,543 mm

B - 25,4 mm

C - 21 mm

a - 21,8 mm

r min. - 1,6 mm

r1 min. - 2,4 mm

Da - 60 mm

db - 42,5 mm

da - 45 mm

Db - 69 mm

Basic dynamic load rating (C) - 66,9 kN

Basic static load rating (C0) - 87,4 kN

Calculation factor (e) - 0,55

Calculation factor (Y0) - 0,6

Calculation factor (Y1) - 1,1

• Model Number:HM88644/HM88612
• Inner Diameter：31.75mm Outer Diameter：mm Width：25,4mm
• Type：Tapered Roller Bearings
• Update date：2025-12-16
• Application:Dental Equipment,van,centrifugal pump,EEG,Forklift industry,Laser Cutting,machine tool spindle,test strip,hook,Control,fabric products
• Similar models:KOYO HM88644/HM88611 KOYO HM88644/HM88610 Timken HM88644/HM88610 Timken HM88644/HM88611AS KOYO 47TS886447 KOYO HM88644/HM88612
• BEARING POWER International Trading Co.,Ltd. specialize in HM88644/HM88612 products，there is large inventory of KOYO HM88644/HM88612 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the HM88644/HM88612 Which KOYO HM88644/HM88612 is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express.Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

• Model No.	Inner Diameter	Outer Diameter	Width	Brand	Type
  0-23	73,025	105,569	25,4	FBJ	Thrust Ball Bearings
  228W3	140	250	42	Timken	Deep Groove Ball Bearings
  23238B	190	340	120	NTN	Spherical Roller Bearings
  30202	15	35	11,75	NKE	Tapered Roller Bearings
  423152	260	440	180	NTN	Tapered Roller Bearings
  51200	10	26		AST	Thrust Ball Bearings
  6018-ZZ	90	140	24	ISB	Deep Groove Ball Bearings
  FBSA 212 A/QBC	60	185	114	SKF	Thrust Ball Bearings
  FC35052	42	72	38	SNR	Tapered Roller Bearings
  K100X107X31	100	107	31	FBJ	Needle Roller Bearings
  NA6903	17	30	23	CX	Needle Roller Bearings
  RASEY1-1/4-206	31.75			INA	Bearing Units
  RNA 6905	30	42	30	NBS	Needle Roller Bearings
  UCFC205-14	22,225			FYH	Bearing Units
  VKBA 1433				SKF	Wheel Bearings
  6018NR	90	140	24	FAG	DEEP GROOVE BALL BEARINGS
  NUKD47DZ	20	47	24	FAG (Old No.)	NEEDLE BEARINGS
  ELP90				RIV	THRUST BALL BEARINGS
  GE260GS-2RS	260	400	205	IKO	SPHERICAL PLAIN BEARINGS
  HJ-2218E	90		9	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS