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：2025-04-22
• Application:non-motor vehicle Electric car,plastic molding,other processing,dynamic blood pressure,metallurgy,Antenna Potentials,Spectrum Products,Industrial Electromechanical,oral medical device,air conditioning tools,building decoration raw materials and accessories
• Similar models:ISO BK304020 CX HK304020 ISO HK304020 SKF C4020K30V CX HK4020 SKF C4020-2CS5V/GEM9 SKF BK4020 CX BK304020 SKF C4020V CX BK4020
• 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
  30213-A	65	120	24,75	FAG	Tapered Roller Bearings
  4T-CRI-0994CS176/L260	46	80	43	NTN	Tapered Roller Bearings
  51117	85	110	19	FAG	Thrust Ball Bearings
  6038Z	190,000	290,000	46,000	NTN	Deep Groove Ball Bearings
  F18047	30	75	21	Fersa	Deep Groove Ball Bearings
  P6203-GB	17	40	12	ZEN	Deep Groove Ball Bearings
  S71910 ACE/P4A	50	72	12	SKF	Angular Contact Ball Bearings
  UCF312	60		71	ISO	Bearing Units
  UCIP208-25	39,6875		49,2	FYH	Bearing Units
  USPG204	20			SNR	Bearing Units
  YRTS 460			46	ISB	Thrust Roller Bearings
  234708M.SP	42	68	234708 M.SP	Barden	ANGULAR CONTACT THRUST BALL BEARINGS
  NF213E	65	120	23	FAG	CYLINDRICAL ROLLER BEARINGS
  U-30310	50	110	27	New Departure	ANGULAR CONTACT BALL BEARINGS
  140RT02	140	250	42	Torrington	CYLINDRICAL ROLLER BEARINGS
  NUP2308E	40	90	33	Torrington	CYLINDRICAL ROLLER BEARINGS
  51105				STEYR	THRUST BALL BEARINGS
  NU-18/750	750	920	78	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  NA-4918	90	125	35	CONSOLIDATED	NEEDLE BEARINGS
  IR-45x50x25.5	45		25.5	CONSOLIDATED	NEEDLE BEARINGS