d - 55 mm

D - 72 mm

B - 9 mm

d₁ - - 60.6 mm

D₁ - - 66.4 mm

r_1,2 - min. - 0.3 mm

d_a - min. - 57 mm

D_a - max. - 70 mm

r_a - max. - 0.3 mm

Basic dynamic load rating - C - 9 kN

Basic static load rating - C₀ - 8.8 kN

Fatigue load limit - P_u - 0.375 kN

Reference speed - 19000 r/min

Limiting speed - 12000 r/min

Calculation factor - k_r - 0.015

Calculation factor - f₀ - 17

Mass bearing - 0.083 kg

• Model Number:61811
• Inner Diameter：72mm Outer Diameter：55mm Width：9mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-22
• Application:fruit and vegetable processing,rolling mill roll neck and slowdown device,clean stationery,industrial skin care,Pneumatic Control Valves,Performance test,Pneumatic Actuator,Die,journal lathe,bathroom facilities,small diesel generators
• Similar models:ISB SS61811-ZZ CRAFT 61811ZZ FAG 61811-Y ISB SS61811 ZEN 61811-2RS FAG 61811-2Z-Y ISB 61811-2RZ SKF W61811-2RZ CX 61811 ZEN 61811
• BEARING POWER International Trading Co.,Ltd. specialize in 61811 products，there is large inventory of SKF 61811 . We has been built up long-term cooperation with SKF company, could make a bulk order of the 61811 Which SKF 61811 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
  1300	10	35	11	NKE	Self-Aligning Ball Bearings
  22211-E-K-W33+H311	55	100	25	NKE	Spherical Roller Bearings
  31308	40	90	25,25	Timken	Tapered Roller Bearings
  32307	35	80	32,75	ISO	Tapered Roller Bearings
  33020	100	150	39	ISO	Tapered Roller Bearings
  510009	42	76	38	Timken	Angular Contact Ball Bearings
  5311ZZ	55	120	49.2	KOYO	Angular Contact Ball Bearings
  71908 A	40	62	12	ISO	Angular Contact Ball Bearings
  7324BG	120,000	260,000	55,000	NTN	Angular Contact Ball Bearings
  EE291201/291749	304,8	444,5	63,5	NSK	Cylindrical Roller Bearings
  HJ-263516	41,275	55,563	25,4	Timken	Needle Roller Bearings
  JF7049/10	70	130	43	ISO	Tapered Roller Bearings
  RSHEY60-N	60			INA	Bearing Units
  R24/17A	24	28	17	KOYO	Needle Roller Bearings
  RA 20 0352				SIGMA	Thrust Ball Bearings
  W311PP	55	120	49,23	Timken	Deep Groove Ball Bearings
  24080B.MB	400	600	200	FAG	SPHERICAL ROLLER BEARINGS
  5313-M	65	140	58.7	MRC	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS
  RLS-56	7.0000	12.0000	1.7500	SKF	DEEP GROOVE BALL BEARINGS
  6214Z	70	125	24	STEYR	DEEP GROOVE BALL BEARINGS