d - 15 mm

D - 28 mm

B - 7 mm

d₁ - 18.9 mm

d₂ - 18.9 mm

D₁ - 23.7 mm

r_1,2 - min. - 0.3 mm

r_3,4 - min. - 0.2 mm

a - 6.4 mm

d_a - min. - 17 mm

d_b - min. - 17 mm

D_a - max. - 26 mm

D_b - max. - 26.6 mm

r_a - max. - 0.3 mm

r_b - max. - 0.2 mm

d_n - 20.1 mm

Basic dynamic load rating - C - 4 kN

Basic static load rating - C₀ - 1.9 kN

Fatigue load limit - P_u - 0.08 kN

Limiting speed for grease lubrication - 70000 r/min

Limiting speed for oil lubrication - 100000 mm/min

Ball - D_w - 3.969 mm

Ball - z - 13

G_ref - 0.21 cm3

Calculation factor - f₀ - 9.6

Preload class A - G_A - 15 N

Preload class B - G_B - 30 N

Preload class C - G_C - 60 N

Preload class D - G_D - 120 N

Calculation factor - f - 1.05

Calculation factor - f₁ - 1

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.07

Calculation factor - f_2C - 1.12

Calculation factor - f_2D - 1.18

Calculation factor - f_HC - 1.04

Preload class A - 18 N/micron

Preload class B - 23 N/micron

Preload class C - 32 N/micron

Preload class D - 45 N/micron

Mass bearing - 0.014 kg

• Model Number: 71902 CD/HCP4A
• Inner Diameter：28mm Outer Diameter：15mm Width：7mm
• Type：Angular Contact Ball Bearings
• Update date：2025-04-19
• Application:roller lathe,medical equipment,ultra-quiet generators,machine tool spindle,sample cup,Water Monitoring,other mold,food testing,industrial equipment,DC generators,test equipment
• Similar models:SNR MLE71902HVUJ74S SNR MLE71902CVUJ74S SKF S71902CE/P4A SNR 71902CVDUJ74 CX 71902CTBP4 SKF 71902CE/HCP4A SKF 71902CD/P4A SNR 71902HVDUJ74 FAG HCB71902-E-2RSD-T-P4S SKF S71902ACE/P4A
• BEARING POWER International Trading Co.,Ltd. specialize in 71902CD/HCP4A products，there is large inventory of SKF 71902 CD/HCP4A . We has been built up long-term cooperation with SKF company, could make a bulk order of the 71902 CD/HCP4A Which SKF 71902CD/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
  06NUP0723BVHNC4	30	67	23	KOYO	Cylindrical Roller Bearings
  23176 KCW33+H3176	380	620	194	ISO	Spherical Roller Bearings
  3NC 7205 FT	25	52	15	KOYO	Angular Contact Ball Bearings
  5309	45	100	39,688	AST	Angular Contact Ball Bearings
  53272U+U272	360	495		ISO	Thrust Ball Bearings
  GE12-LO	12	22	12	INA	Plain Bearings
  FLAWBC6-12ZZ	6,000	12,000	4,000	NTN	Deep Groove Ball Bearings
  HH249949/HH249910	247,65	406,4	115,888	Timken	Tapered Roller Bearings
  HK121818	12	18	18	ISO	Cylindrical Roller Bearings
  K 25x30x26 - ZW	25	30		NBS	Needle Roller Bearings
  KMJ20×26×20S	20	26		NTN	Needle Roller Bearings
  NJ 420	100	250	58	NSK	Cylindrical Roller Bearings
  WJC-091108	14,288	17,462		NSK	Needle Roller Bearings
  SMR93X-2Z	3,5	9	4	ZEN	Deep Groove Ball Bearings
  UKFLX09+H2309	40			NACHI	Bearing Units
  UKP206	25			ISO	Bearing Units
  NNA69/28	28	45	30	SKF (Old No.)	NEEDLE BEARINGS
  GS81114	72	95		Torrington	THRUST ROLLER BEARINGS
  OPN-243848	1.5000	2.3750	3.0000	Thomson	LINEAR RECIRCULATING BALL BEARINGS
  SN-312..20312	60	-	80	CONSOLIDATED	PILLOW BLOCKS