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 - 26.8 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 - 61.8 kN

Basic static load rating - C₀ - 69.5 kN

Fatigue load limit - P_u - 2.6 kN

Limiting speed for grease lubrication - 8500 r/min

Limiting speed for oil lubrication - 14000 mm/min

Ball - D_w - 12.7 mm

Ball - z - 27

G_ref - 11.1 cm3

Calculation factor - f₀ - 16.4

Preload class A - G_A - 230 N

Preload class B - G_B - 460 N

Preload class C - G_C - 920 N

Preload class D - G_D - 1840 N

Calculation factor - f - 1.25

Calculation factor - f₁ - 1

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.04

Calculation factor - f_2C - 1.09

Calculation factor - f_2D - 1.15

Calculation factor - f_HC - 1

Preload class A - 110 N/micron

Preload class B - 151 N/micron

Preload class C - 215 N/micron

Preload class D - 316 N/micron

Mass bearing - 0.82 kg

• Model Number: 71921 CD/P4A
• Inner Diameter：145mm Outer Diameter：105mm Width：20mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-15
• Application:Power equipment,gear grinding machine,mathematical instruments,Broadcasting System,education model Instruments,glass processing machine,small diesel generators,electric pump,marine analysis,Industry,food sterilization
• Similar models:SKF 71921ACD/P4A FAG HCS71921-C-T-P4S FAG HS71921-C-T-P4S SKF 71921CD/HCP4AL ISO 71921CDF SKF 71921CD/P4AH1 AST H71921C/HQ1 SKF 71921CD/HCP4AH1 FAG HS71921-E-T-P4S FAG HC71921-E-T-P4S
• BEARING POWER International Trading Co.,Ltd. specialize in 71921CD/P4A products，there is large inventory of SKF 71921 CD/P4A . We has been built up long-term cooperation with SKF company, could make a bulk order of the 71921 CD/P4A Which SKF 71921CD/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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  AST40 0610	6	8		AST	Plain Bearings
  BK0509	5	9	9	INA	Needle Roller Bearings
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  K28X34X20H	28	34		Timken	Needle Roller Bearings
  NUP 2307	35	80	31	NACHI	Cylindrical Roller Bearings
  SI22T/K	22			CRAFT	Plain Bearings
  AY9ZZ	9	20	6	ADR	DEEP GROOVE BALL BEARINGS
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  96540	1.0000	1.7500	2.5000	BERLISS	JOURNAL ROLLER ASSEMBLIES
  NBC20319	8.0000	9.5000	.7500	NSK	DEEP GROOVE BALL BEARINGS
  5312A-2RS1	60	130	54	SKF	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS
  MUC315	75	160	37	Rollway	CYLINDRICAL ROLLER BEARINGS
  7218CDP4GA	90	160	30	SKF	ANGULAR CONTACT BALL BEARINGS