F_w - 40 mm

D - 47 mm

C - 20 mm

C₁ - min. - 17.3 mm

r - min. - 0.8 mm

Basic dynamic load rating - C - 24.2 kN

Basic static load rating - C₀ - 53 kN

Fatigue load limit - P_u - 6.4 kN

Reference speed - 6300 r/min

Limiting speed - 7000 r/min

Mass bearing - 0.062 kg

Inner ring IR series - IR 35x40x20.5

Inner ring LR series - LR 35x40x20.5

Radial shaft seal with a low cross-sectional height, single lip - G 40x47x4

Radial shaft seal with a low cross-sectional height, double lip - SD 40x47x4

• Model Number: BK 4020
• Inner Diameter：47mm Outer Diameter：40mm Width：20mm
• Type：Cylindrical Roller Bearings
• Update date：2025-12-11
• Application:screen filter,knitted fabrics,ventilator anesthesia machine etc,Roller,hydraulic cylinder,Handling machinery and various industrial machinery,education model Instruments,walking Food processing machinery and equipment,Industrial,other accessories,thread processing machine
• Similar models:ISO BK4020 ISO HK304020 ISO HK4020 ISB FCDP140200710 SKF C4020-2CS5V/GEM9 CX HK304020 SKF C4020K30V CX BK304020 SKF BK4020 SKF C4020V
• BEARING POWER International Trading Co.,Ltd. specialize in BK4020 products，there is large inventory of SKF BK 4020 . We has been built up long-term cooperation with SKF company, could make a bulk order of the BK 4020 Which SKF BK4020 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
  52320	85	170	97	KOYO	Thrust Ball Bearings
  5309N	45	100	39.7	NACHI	Angular Contact Ball Bearings
  6005L11	25	47	12	NSK	Deep Groove Ball Bearings
  6205-ZZNR	25	52	15	ISB	Deep Groove Ball Bearings
  71964 AC	440	320	56	SKF	Angular Contact Ball Bearings
  7201 C	12	32	10	ISO	Angular Contact Ball Bearings
  E33121J	105	175	56	NACHI	Tapered Roller Bearings
  LM814849/LM814810	77,788	117,475	25,4	Timken	Tapered Roller Bearings
  NK20/16	20	28	16	JNS	Needle Roller Bearings
  PCZ 3636 E	57,15	61,913	57,15	SKF	Plain Bearings
  PHU3080	30	151,8	55,8	PFI	Angular Contact Ball Bearings
  QJ218N2MA	90	160	30	SKF	Angular Contact Ball Bearings
  RNAF162413	16	24	13	NSK	Needle Roller Bearings
  T20020	508	990,6	196,85	Timken	Thrust Roller Bearings
  W 638-2RS1	28	8	9	SKF	Deep Groove Ball Bearings
  L15VA508	5.5000	7.0000	.7500	FAG	ANGULAR CONTACT BALL BEARINGS
  TAF10012036	120		36	IKO	NEEDLE BEARINGS
  BJL10	10	35	17	RIV	SELF
  NNCL4848V.C3	240	300	60	SKF	CYLINDRICAL ROLLER BEARINGS
  RF-1450ZZ	5	14	5	NMB	DEEP GROOVE BALL BEARINGS