Fw - 40 mm

D - 47 mm

C - 20 mm

C1 - 2,7 mm

Weight - 0,064 Kg

Basic dynamic load rating (C) - 25,9 kN

Basic static load rating (C0) - 52,5 kN

(Grease) Lubrication Speed - 4 000 r/min

(Oil) Lubrication Speed - 6 000 r/min

• Model Number:BK4020
• Inner Diameter：40mm Outer Diameter：47mm Width：20mm
• Type：Needle Roller Bearings
• Update date：2025-12-12
• Application:diving equipment,steam Hydraulic control element,medical equipment,air shower etc,Tool,E Beauty,Forklift industry,Small air generators,Textile Industry Accessories and Accessories,industrial equipment,training beds etc
• Similar models:NSK RLM4020 SKF HK4020 NBS HN4020 NSK FWF-324020 NTN BK4020 INA HN4020 AST HK4020 SKF HN4020 KOYO BK4020 KOYO MKM4020
• BEARING POWER International Trading Co.,Ltd. specialize in BK4020 products，there is large inventory of NTN BK4020 . We has been built up long-term cooperation with NTN company, could make a bulk order of the BK4020 Which NTN 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
  16150/16284	38,1	72,238	20,638	NSK	Tapered Roller Bearings
  2206E-2RS1KTN9+H306E	25	62	20	SKF	Self-Aligning Ball Bearings
  3208-B-TV	40	80	30,2	NKE	Angular Contact Ball Bearings
  240/500 K30 CW33	500	720	218	CX	Spherical Roller Bearings
  240/850B	850	1220	365	NTN	Spherical Roller Bearings
  32916	80	110	20	CYSD	Tapered Roller Bearings
  3NCHAR022	110	170	28	KOYO	Angular Contact Ball Bearings
  7216CDB	80	140	26	NACHI	Angular Contact Ball Bearings
  CSXB040	101,6	117,475	7,938	INA	Deep Groove Ball Bearings
  KE ST3072 CLFT	30	72	20,75	KOYO	Tapered Roller Bearings
  UCFL211-35	55,5625			FYH	Bearing Units
  81314			19	INA	THRUST ROLLER BEARINGS
  VSA200744	672	838.1		INA	SLEWING BEARINGS
  2-27	2.4375	4.3307	1.0230	Sealmaster	PILLOW BLOCKS
  3L03	17	35	10	New Departure	DEEP GROOVE BALL BEARINGS
  FPXF500	5.0000	6.5000	.7500	SKF	FOUR POINT ANGULAR CONTACT BALL BEARINGS
  RNA142220	22		20	SKF (Old No.)	NEEDLE BEARINGS
  7326BAGM	130	280	58	STEYR	ANGULAR CONTACT BALL BEARINGS
  RA2-5ZZA	.1250	.3125	.1406	NTN	DEEP GROOVE BALL BEARINGS
  RMS-211/2-L	4.2500	8.7500	1.7500	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS