d₁ - 30 mm

D - 80 mm

B - 21 mm

d₂ - - 47.2 mm

d₃ - 52 mm

D₁ - - 65.6 mm

B₁ - 35 mm

B₄ - 9 mm

r_1,2 - min. - 1.5 mm

d_a - max. - 47 mm

d_b - min. - 39 mm

D_a - max. - 71 mm

B_a - min. - 7 mm

r_a - max. - 1.5 mm

Basic dynamic load rating - C - 79.2 kN

Basic static load rating - C₀ - 72 kN

Fatigue load limit - P_u - 8.2 kN

Reference speed - 7300 r/min

Limiting speed - 9500 r/min

Calculation factor - e - 0.28

Calculation factor - Y₁ - 2.4

Calculation factor - Y₂ - 3.6

Calculation factor - Y₀ - 2.5

• Model Number: 21307 CCK + H 307
• Inner Diameter：80mm Outer Diameter：30mm Width：21mm
• Type：Tapered Roller Bearings
• Update date：2025-12-15
• Application:Warehouse Shelf Equipment,supporting facilities,shoe-making machinery,Generator,municipal machinery,power tools,tobacco machinery,aerial work platform,Hairbrush device,Grinding and polishing equipment,generator
• Similar models:SKF 21307CCK+H307
• BEARING POWER International Trading Co.,Ltd. specialize in 21307CCK+H307 products，there is large inventory of SKF 21307 CCK + H 307 . We has been built up long-term cooperation with SKF company, could make a bulk order of the 21307 CCK + H 307 Which SKF 21307CCK+H307 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
  1605-2Z	7,937	23,018	7,937	ZEN	Deep Groove Ball Bearings
  239/670CAKE4	670	900	170	NSK	Spherical Roller Bearings
  22208MBW33	40	80	23	AST	Spherical Roller Bearings
  2302	15	42	17	AST	Self-Aligning Ball Bearings
  32309B	45	100	38,25	Timken	Tapered Roller Bearings
  6317-RS1	180	85	41	SKF	Deep Groove Ball Bearings
  BHM1720A	17	24	20	KOYO	Needle Roller Bearings
  CX694				CX	Wheel Bearings
  GE 240GS	240	370	190	IKO	Plain Bearings
  GEG50ES	50	90	56	LS	Plain Bearings
  JL69349/JL69310	38	63	17	KOYO	Tapered Roller Bearings
  NKI 30/30	30	45	30	JNS	Needle Roller Bearings
  NKX40Z	40	61		NTN	Complex Bearings
  NU 2328 ECML	300	140	102	SKF	Thrust Ball Bearings
  RNA 4913	72	90	25	IKO	Needle Roller Bearings
  SL05-016	80,000	120,000	45,000	NTN	Cylindrical Roller Bearings
  UCTL209-100	45		49,2	KOYO	Bearing Units
  NJ2238	190	340	92	SKF	CYLINDRICAL ROLLER BEARINGS
  NM15	1.8750	4.5000	1.0625	STEYR	CYLINDRICAL ROLLER BEARINGS
  NKXR-20	30	20		CONSOLIDATED	NEEDLE BEARINGS