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：2025-12-17
• Application:EEG,training beds etc,electric hydraulic lifting platform,container finishing,bio-chemical,Display Devices,medical equipment,packaging materials,packaging machinery,bathroom facilities,beverage production
• Similar models:KOYO 28NQ4020 NSK F-4020 NSK FJ-4020 KOYO HK4020 NSK FWJ-354020 KOYO BK4020 NSK MF-4020 INA HK4020 IKO TLA4020Z KOYO VE324020SB1
• 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
  30219	95	170	34,5	NKE	Tapered Roller Bearings
  47686/47620	82,55	133,35	33,338	FBJ	Tapered Roller Bearings
  5595R/5535	65,883	122,238	43,658	KOYO	Tapered Roller Bearings
  61902-2RS	15	28	7	CX	Deep Groove Ball Bearings
  B20	42,863	75,41	22,22	INA	Thrust Ball Bearings
  7213BDB	65	120	23	NACHI	Angular Contact Ball Bearings
  7316DF	80	170	39	CYSD	Angular Contact Ball Bearings
  KETRD091004UR4	45	100	38	KOYO	Tapered Roller Bearings
  NH1096	480	700	100	CX	Cylindrical Roller Bearings
  NUP 2316	80	170	58	NACHI	Cylindrical Roller Bearings
  NUP1026	130	200	33	CX	Cylindrical Roller Bearings
  QJ210	50	90	20	ISO	Angular Contact Ball Bearings
  UK207	35	72	29	CX	Deep Groove Ball Bearings
  S8603-88	.7500	1.7500	.6250	General	DEEP GROOVE BALL BEARINGS
  SNP-3056x10	280	330		Torrington	ADAPTERS
  110-KS	50	80	16	MRC	DEEP GROOVE BALL BEARINGS
  NF215E	75	130	25	STEYR	CYLINDRICAL ROLLER BEARINGS
  6009NR	45	75	16	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  8604NR	20	52	.5905	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  81376			72	CONSOLIDATED	THRUST ROLLER BEARINGS