d - 105 mm

D - 145 mm

B - 20 mm

d₁ - 117.3 mm

d₂ - 117.3 mm

D₁ - 132.7 mm

r_1,2 - min. - 1.1 mm

r_3,4 - min. - 0.6 mm

a - 39.3 mm

d_a - min. - 111 mm

d_b - min. - 111 mm

D_a - max. - 139 mm

D_b - max. - 141 mm

r_a - max. - 1 mm

r_b - max. - 0.6 mm

d_n - 120.6 mm

Basic dynamic load rating - C - 57.2 kN

Basic static load rating - C₀ - 65.5 kN

Fatigue load limit - P_u - 2.5 kN

Limiting speed for grease lubrication - 9000 r/min

Limiting speed for oil lubrication - 15000 mm/min

Ball - D_w - 12.7 mm

Ball - z - 27

G_ref - 11.1 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 - 360 N

Preload class B - G_B - 720 N

Preload class C - G_C - 1440 N

Preload class D - G_D - 2880 N

Calculation factor - f - 1.25

Calculation factor - f₁ - 0.98

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.07

Calculation factor - f_2C - 1.12

Calculation factor - f_2D - 1.17

Calculation factor - f_HC - 1.04

Preload class A - 292 N/micron

Preload class B - 384 N/micron

Preload class C - 514 N/micron

Preload class D - 703 N/micron

Mass bearing - 0.699 kg

• Model Number:71921 ACD/HCP4A
• Inner Diameter：145mm Outer Diameter：105mm Width：20mm
• Type：Angular Contact Ball Bearings
• Update date：2023-03-02
• Application:historical instruments,coupling type,DC generators,Industrial,drawing die,Other Machine Tools,Cylinder Standard,pipe fittings Steel industry,Laser Measurements,sample cup,Pneumatic Actuator
• Similar models:SKF S71921CD/P4A AST H71921AC/HQ1 FAG HCB71921-C-T-P4S SKF 71921CD/P4AH1 SKF 71921CD/HCP4AH1 ISO 71921C ISO 71921CDF SKF 71921ACD/HCP4AH1 CX 71921ATBP4 CX 71921CTBP4
• BEARING POWER International Trading Co.,Ltd. specialize in 71921ACD/HCP4A products，there is large inventory of SKF 71921 ACD/HCP4A . We has been built up long-term cooperation with SKF company, could make a bulk order of the 71921 ACD/HCP4A Which SKF 71921ACD/HCP4A 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
  323164	320	540	176	NTN	Tapered Roller Bearings
  AU0855-1LLX/L588	38	70	38	NTN	Angular Contact Ball Bearings
  713630500				FAG	Wheel Bearings
  71948AC	240	320	38	AST	Angular Contact Ball Bearings
  7311DF	55	120	29	NTN	Angular Contact Ball Bearings
  DC4976VW	380	520	140	KOYO	Cylindrical Roller Bearings
  EE243190/243250	482,6	634,873	80,962	NSK	Cylindrical Roller Bearings
  GEG220XT-2RS	220	340	175	LS	Plain Bearings
  K21X27X16	21	27,0		MPZ	Needle Roller Bearings
  M6310ZZ	50	110	27	KOYO	Deep Groove Ball Bearings
  N 1008 KTN/HC5SP	40	68	15	SKF	Cylindrical Roller Bearings
  PHU5006	39,5	172	77,4	PFI	Angular Contact Ball Bearings
  R153.08				SNR	Wheel Bearings
  SIL 16	16			ISO	Plain Bearings
  UC314D1	70,000	150,000	78	NTN	Deep Groove Ball Bearings
  BJL60	60	130	46	RIV	SELF
  1034	3.9687	2.5625		NICE	THRUST BALL BEARINGS
  43304	20	52	15	New Departure	DEEP GROOVE BALL BEARINGS
  6396M	480	980	160	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  SR-22317-2RS	85	180	60	CONSOLIDATED	SPHERICAL ROLLER BEARINGS