d - 105 mm

D - 190 mm

B - 36 mm

d₁ - 131.2 mm

d₂ - 131.2 mm

D₁ - 163.8 mm

r_1,2 - min. - 2.1 mm

r_3,4 - min. - 1.1 mm

a - 37.9 mm

d_a - min. - 117 mm

d_b - min. - 117 mm

D_a - max. - 178 mm

D_b - max. - 183 mm

r_a - max. - 2 mm

r_b - max. - 1 mm

d_n - 138.4 mm

Basic dynamic load rating - C - 172 kN

Basic static load rating - C₀ - 153 kN

Fatigue load limit - P_u - 5.3 kN

Limiting speed for grease lubrication - 7500 r/min

Limiting speed for oil lubrication - 12000 mm/min

Ball - D_w - 26.988 mm

Ball - z - 15

G_ref - 48.333 cm3

Calculation factor - f₀ - 14.5

Preload class A - G_A - 650 N

Preload class B - G_B - 1300 N

Preload class C - G_C - 2600 N

Preload class D - G_D - 5200 N

Calculation factor - f - 1.08

Calculation factor - f₁ - 1

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.01

Calculation factor - f_2C - 1.03

Calculation factor - f_2D - 1.05

Calculation factor - f_HC - 1

Preload class A - 129 N/micron

Preload class B - 174 N/micron

Preload class C - 243 N/micron

Preload class D - 349 N/micron

Mass bearing - 3.868 kg

• Model Number: 7221 CD/P4A
• Inner Diameter：190mm Outer Diameter：105mm Width：36mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-14
• Application:Broadcasting System,Spectrum Products,Antenna Potentials,walking Food processing machinery and equipment,surgical instruments,Embroidery,Surveying Surveying Instruments,large agricultural machinery,relay,instrumentation instrument,Industrial Electromechanical
• Similar models:ISO 7221A SKF 7221ACD/P4A CX 7221A-UX CX 7221C-UO SKF 7221BEP SKF 7221ACD/HCP4A AST 7221C FAG B7221-C-T-P4S NACHI 7221BDB ISO 7221CDT
• BEARING POWER International Trading Co.,Ltd. specialize in 7221CD/P4A products，there is large inventory of SKF 7221 CD/P4A . We has been built up long-term cooperation with SKF company, could make a bulk order of the 7221 CD/P4A Which SKF 7221CD/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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  20213 C	65	120	23	CX	Spherical Roller Bearings
  6922-Z	110	150	20	CYSD	Deep Groove Ball Bearings
  7207 B	35	72	17	NSK	Angular Contact Ball Bearings
  BS 250 /S 7P62U	50	90	20	SNFA	Thrust Ball Bearings
  GEZ200ES-2LS	50,8	80,963	44,45	SKF	Plain Bearings
  HM237535/HM237510	165,1	288,925	63,5	KOYO	Tapered Roller Bearings
  NJ 222 ECM	200	110	38	SKF	Thrust Ball Bearings
  NU 210	50	90	20	SIGMA	Cylindrical Roller Bearings
  NU 2324 ECML	260	120	86	SKF	Cylindrical Roller Bearings
  NU 31/530 ECMA/HB1	870	530	272	SKF	Thrust Ball Bearings
  NU2307 ET	35	80	31	NSK	Cylindrical Roller Bearings
  NUP1008	40	68	15	NTN	Cylindrical Roller Bearings
  SL02-4932	160	220	60	NTN	Cylindrical Roller Bearings
  BNT017	85	130	22	NTN	ANGULAR CONTACT BALL BEARINGS
  1209TV	45	85	19	FAG	SELF
  17BK	80	170	39	RIV	DEEP GROOVE BALL BEARINGS
  N440	200	480	102	STEYR	CYLINDRICAL ROLLER BEARINGS
  3221	105	190	65.1	SKF	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS
  2206-K2RS	30	62	20	CONSOLIDATED	SELF
  SAL25C	25		20	CONSOLIDATED	ROD ENDS