(dimensions in mm)

Bearing Type - Cage Retained Rollers

Outer Dia (D) - 52.0000

Width (B) - 20.0000

Dynamic Load Rating (Cr) - 27,000

Static Load Rating (Cor) - 59,000

Max Speed (Grease) (X1000 RPM) - 6,000

Shaft (Fw) - 45.000

Weight (g) - 56.00

Material - Drawn cup: Hardened carbon steel alloy, Rollers - 52100 Chrome steel or equivalent

Some sizes are available with a closed end.

The bearing must be used with a hardened inner ring, or a hardened shaft.

Some sizes are available as full complement grease retained roller or mechanically retainer roller designs.

• Model Number: HK4520
• Inner Diameter：45mm Outer Diameter：52mm Width：20mm
• Type：Needle Roller Bearings
• Update date：2025-12-15
• Application:miscellaneous instruments,instrument,injection molding machine,spectrometer,disposable,office outdoor camping equipment,Textile Industry Accessories and Accessories,mechanical and electrical,medical equipment,sheet industry,position switch
• Similar models:NBS HK4520 NBS BK4520 KOYO MKM4520 INA HN4520 KOYO HK4520 NTN HK4520LL KOYO BK4520 SKF BK4520 FBJ HK4520 CRAFT HK4520
• BEARING POWER International Trading Co.,Ltd. specialize in HK4520 products，there is large inventory of AST HK4520 . We has been built up long-term cooperation with AST company, could make a bulk order of the HK4520 Which AST HK4520 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
  13682/13620	36.512	69.012	19.050	NACHI	Tapered Roller Bearings
  24781/24721	41,275	76,2	25,4	Fersa	Tapered Roller Bearings
  24128-2CS5K30/VT143	225	140	85	SKF	Spherical Roller Bearings
  3187/3130	30,162		29,997	KOYO	Tapered Roller Bearings
  33009 A	45	75	24	ZVL	Tapered Roller Bearings
  51405	25,000	60,000	24,000	NTN-SNR	Thrust Ball Bearings
  61921P	105	145	20	MPZ	Deep Groove Ball Bearings
  AST50 60IB64	95,25			AST	Plain Bearings
  B25-139C3	25	68	18	NSK	Deep Groove Ball Bearings
  RNA2140	158	165	36	Timken	Needle Roller Bearings
  NU204	20	47	14	ISO	Cylindrical Roller Bearings
  RFE50-N	50			INA	Bearing Units
  RNAO12x22x12	12	22		CX	Cylindrical Roller Bearings
  UCP215	75			SNR	Bearing Units
  UCTX08	40			CX	Bearing Units
  6313K	65	140	33	FAG	DEEP GROOVE BALL BEARINGS
  5404	20	72	34.93	FAF	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS
  29360E.MB	300	480		FAG	SPHERICAL ROLLERTHRUST BEARINGS
  L1316U	80	170	39	Rollway	CYLINDRICAL ROLLER BEARINGS
  6218-2RSNR	160	.313	30	STEYR	DEEP GROOVE BALL BEARINGS