d - 55 mm

D - 72 mm

B - 9 mm

d₁ - 60.7 mm

d₂ - 60.7 mm

D₁ - 66.5 mm

r_1,2 - min. - 0.3 mm

r_3,4 - min. - 0.15 mm

a - 19.3 mm

d_a - min. - 57 mm

d_b - min. - 57 mm

D_a - max. - 70 mm

D_b - max. - 71.2 mm

r_a - max. - 0.3 mm

r_b - max. - 0.15 mm

d_n - 61.3 mm

Basic dynamic load rating - C - 9.6 kN

Basic static load rating - C₀ - 10.2 kN

Fatigue load limit - P_u - 0.43 kN

Limiting speed for grease lubrication - 16000 r/min

Limiting speed for oil lubrication - 24000 mm/min

Ball - D_w - 4.762 mm

Ball - z - 29

G_ref - 0.88 cm3

Calculation factor - e - 0.68

Calculation factor - Y₂ - 0.87

Calculation factor - Y₀ - 0.38

Calculation factor - X₂ - 0.41

Calculation factor - Y₁ - 0.92

Calculation factor - Y₂ - 1.41

Calculation factor - Y₀ - 0.76

Calculation factor - X₂ - 0.67

Preload class A - G_A - 87 N

Preload class B - G_B - 260 N

Preload class C - G_C - 520 N

Calculation factor - f - 1.27

Calculation factor - f₁ - 0.97

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.08

Calculation factor - f_2C - 1.15

Calculation factor - f_HC - 1

Preload class A - 124 N/micron

Preload class B - 195 N/micron

Preload class C - 268 N/micron

Mass bearing - 0.081 kg

• Model Number: 71811 ACD/P4
• Inner Diameter：72mm Outer Diameter：55mm Width：9mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-12
• Application:Industrial,metallurgy,storage and transportation equipment,Dental Drill etc,Gas turbine,bag machine,marine test,Logistics Equipment,thin metal materials,wheel lathe,hydraulic actuator
• Similar models:SKF 71811ACD/P4 CX 71811CTBP4 ISO 71811A SKF 71811CD/P4 SKF 71811CD/HCP4 FAG 71811-B-TVH CX 71811ATBP4 ISO 71811C SKF 71811ACD/HCP4
• BEARING POWER International Trading Co.,Ltd. specialize in 71811ACD/P4 products，there is large inventory of SKF 71811 ACD/P4 . We has been built up long-term cooperation with SKF company, could make a bulk order of the 71811 ACD/P4 Which SKF 71811ACD/P4 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
  6016	80,000	125,000	22,000	NTN-SNR	Deep Groove Ball Bearings
  618/560-M	560	680	56	FAG	Deep Groove Ball Bearings
  6201	12,000	32,000	10,000	NTN-SNR	Deep Groove Ball Bearings
  6805-2RU	25	37	7	KOYO	Deep Groove Ball Bearings
  681 X	1,5	4	1,2	NSK	Deep Groove Ball Bearings
  713618230				FAG	Wheel Bearings
  BK0810C	8	12	10	NTN	Needle Roller Bearings
  HTF R38-10g	38	75	25	NSK	Tapered Roller Bearings
  HH814547/HH814510	66,675	152,4	53,975	Timken	Tapered Roller Bearings
  NU2372	360	750	224	CX	Cylindrical Roller Bearings
  SAC2647-1	26	47	15	KOYO	Angular Contact Ball Bearings
  SMR115-2Z	5	11	4	ZEN	Deep Groove Ball Bearings
  WTF482KVS6151Eg	482,6	615,95	330,2	NSK	Tapered Roller Bearings
  SAF-509	1.4375			FAG	PILLOW BLOCKS
  RCJ11/4	1.2500			FAF	PILLOW BLOCKS
  SNW3030x51/4	150	180		SKF	ADAPTERS
  NKJS90	90	125	32	Torrington	NEEDLE BEARINGS
  51426				STEYR	THRUST BALL BEARINGS
  H-310x13/4	50	70		CONSOLIDATED	ADAPTERS
  HC71912TGP/4	60	85	13	CONSOLIDATED	ANGULAR CONTACT BALL BEARINGS