Fw - 45 mm

D - 52 mm

C - 20 mm

r5 min. - 1 mm

C2 - 17.3 mm

Weight - 0.079 Kg

Basic dynamic load rating (C) - 26.3 kN

Basic static load rating (C0) - 55.4 kN

(Grease) Lubrication Speed - 4600 r/min

(Oil) Lubrication Speed - 7000 r/min

• Model Number: BK4520
• Inner Diameter：45mm Outer Diameter：52mm Width：20mm
• Type：Needle Roller Bearings
• Update date：2025-12-11
• Application:Spectrum Products,suction nozzle,Handling machinery and various industrial machinery,plant determination,Special Equipment,Other machinery,Anti-defibrillation pacing,metering pump,medical treatment,organic raw materials,Vacuum generator
• Similar models:NSK MF-4520 KOYO BK4520 SKF BK4520 SKF HN4520 IKO TLA4520UU NBS HK4520 IKO TLAM4520 NSK FJ-4520 SKF HK4520 SKF HK4520.2RS
• BEARING POWER International Trading Co.,Ltd. specialize in BK4520 products，there is large inventory of KOYO BK4520 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the BK4520 Which KOYO BK4520 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
  2319K	95	200	67	ISO	Self-Aligning Ball Bearings
  24028 K30W33	140	210	69	ISO	Spherical Roller Bearings
  32244	220	400	114	ISO	Tapered Roller Bearings
  32332 A	160	340	121	CX	Tapered Roller Bearings
  4208	40	80	23	CX	Deep Groove Ball Bearings
  65212/65500	53,975	127	44,45	KOYO	Tapered Roller Bearings
  GEF120ES	120	190		AST	Plain Bearings
  GY1104-206-KRR-B-AS2/V	31,7500	62	38,1	INA	Deep Groove Ball Bearings
  K40X47X18	40	47		KOYO	Needle Roller Bearings
  NA5913	65	90	34	CX	Needle Roller Bearings
  NJ307EG15	35,000	80,000	21,000	SNR	Cylindrical Roller Bearings
  NNCL4936-V	180	231,1	69	NKE	Cylindrical Roller Bearings
  PCJ45-FA125	45			INA	Bearing Units
  SF2263	109,000	138,000	13,000	NTN	Angular Contact Ball Bearings
  T2ED055	55	110	39	ISO	Tapered Roller Bearings
  H3988	440	520		SKF	ADAPTERS
  RNA22/8.2RSR.DZ	24		11.8	INA	NEEDLE BEARINGS
  682	2	5	1.5	Nachi	DEEP GROOVE BALL BEARINGS
  SS607-ZZ	7	19	6	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  YCRS-30	.5000	1.8750	1.0625	CONSOLIDATED	NEEDLE BEARINGS