d - 55 mm

D - 80 mm

B - 13 mm

d₁ - 63.94 mm

d₂ - 62.7 mm

D₂ - 73.2 mm

r_1,2 - min. - 1 mm

r_3,4 - min. - 0.3 mm

a - 26 mm

d_a - min. - 59.6 mm

d_b - min. - 59.6 mm

D_a - max. - 75.4 mm

D_b - max. - 78 mm

r_a - max. - 1 mm

r_b - max. - 0.3 mm

d_n - 64.8 mm

Basic dynamic load rating - C - 9.4 kN

Basic static load rating - C₀ - 7.6 kN

Fatigue load limit - P_u - 0.325 kN

Limiting speed for grease lubrication - 20000 r/min

Limiting speed for oil lubrication - 32000 mm/min

Ball - D_w - 5.556 mm

Ball - z - 28

G_ref - 2.58 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 - 55 N

Preload class B - G_B - 110 N

Preload class C - G_C - 330 N

Calculation factor - f - 1.09

Calculation factor - f₁ - 0.99

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.02

Calculation factor - f_2C - 1.07

Calculation factor - f_HC - 1

Preload class A - 88 N/micron

Preload class B - 114 N/micron

Preload class C - 172 N/micron

Mass bearing - 0.182 kg

• Model Number:71911 ACB/P4A
• Inner Diameter：80mm Outer Diameter：55mm Width：13mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-11
• Application:Infrared Technology,Optical detection,key lock,rolling mill roll neck and slowdown device,Switch,electrostatic protection,sheet industry,special broaching machine,cooling system,Hydraulic Press,Hydraulic Couplings
• Similar models:SKF 71911CD/P4AL FAG HCS71911-C-T-P4S SKF 71911ACE/P4AH1 SKF 71911CB/P4AL CX 71911C SNR ML71911CVUJ74S CX 71911C-UO SNR 71911CVUJ74 SKF 71911ACD/P4AL CX 71911C-UD
• BEARING POWER International Trading Co.,Ltd. specialize in 71911ACB/P4A products，there is large inventory of SKF 71911 ACB/P4A . We has been built up long-term cooperation with SKF company, could make a bulk order of the 71911 ACB/P4A Which SKF 71911ACB/P4A 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.

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  623028	140	210	114	NTN	Tapered Roller Bearings
  AST650 303835	30	38		AST	Plain Bearings
  CX677				CX	Wheel Bearings
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  K81108TN	40	60		NBS	Thrust Roller Bearings
  MF-4520	45	52	20	NSK	Needle Roller Bearings
  SCH1818	28,575	38,1	28,575	INA	Needle Roller Bearings
  NAFW254232	25	42	32	IKO	NEEDLE BEARINGS
  TREL-16	1.0000		1.3750	Spherco	ROD ENDS
  619/8ZZ	8	19	6	SKF	DEEP GROOVE BALL BEARINGS
  62/32	65	32	17	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
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  FR-0-ZZ	.0469	.1562	.0937	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  AH-3156x260	280	260		CONSOLIDATED	WITHDRAWAL SLEEVES