(dimensions in mm)

Bearing Type - Single Row

Outer Dia (D) - 57.0000

Width (B) - 20.0000

Dynamic Load Rating (Cr) - 28,500

Static Load Rating (Cor) - 56,000

Max Speed (Oil) (X1000 RPM) - 9,500

Shaft (Fw) - 47.000

Weight (g) - 94.50

Material - 52100 Chrome steel, or equivalent

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

Some sizes are available with either a single seal or two seals.

• Model Number: NK47/20
• Inner Diameter：47mm Outer Diameter：57mm Width：20mm
• Type：Needle Roller Bearings
• Update date：2025-12-15
• Application:Antenna Potentials,dynamic blood pressure,sucker industry,agriculture,Microwave Equipment,Anesthetic Equipment,static control,noise reduction equipment,paper processing machine,ventilation fans,chemical raw materials and reagents
• Similar models:NTN K47X52X26.3 INA 712147410 NSK RLM475730-1 Timken M-471 KOYO NK47/30 NTN RNAO-35×47×32ZW Timken RNAO35X47X16 NTN DCL47T2 JNS NK47/20 NTN K40×47×18
• BEARING POWER International Trading Co.,Ltd. specialize in NK47/20 products，there is large inventory of AST NK47/20 . We has been built up long-term cooperation with AST company, could make a bulk order of the NK47/20 Which AST NK47/20 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
  13889/13830	38,1	63,5	12,7	CX	Tapered Roller Bearings
  292/560 M	560	750		CX	Thrust Roller Bearings
  7034HVUJ74	170	260	42	SNR	Angular Contact Ball Bearings
  33216	80	140	46	ISO	Tapered Roller Bearings
  52426X	130	270	192	NSK	Thrust Ball Bearings
  60/22Z	22,000	44,000	12,000	NTN	Deep Groove Ball Bearings
  60/630	630,000	920,000	128,000	NTN	Deep Groove Ball Bearings
  7000 B-UD	10	26	16	CX	Angular Contact Ball Bearings
  7980A	400	540	65	NSK	Angular Contact Ball Bearings
  89312TN	60	110	30	NBS	Thrust Roller Bearings
  JHM534149/JHM534110	170	230	39	NSK	Tapered Roller Bearings
  LM125748/LM125711	127	174,625	36,512	Timken	Tapered Roller Bearings
  NK110/40	110	130	40	ISO	Needle Roller Bearings
  NTA-613	9,53	20,625	1,984	KOYO	Needle Roller Bearings
  SL182214	70	111,45	31	NBS	Cylindrical Roller Bearings
  XAA32028X/Y32028X	140	210	45	Timken	Tapered Roller Bearings
  N1992K.M1.SP	460	620	74	FAG	CYLINDRICAL ROLLER BEARINGS
  SN317with22317	85	-	110	FAG	PILLOW BLOCKS
  NAPL201-8	.5000			IPTCI	PILLOW BLOCKS
  562009	45	75	234409 M.SP	NTN	ANGULAR CONTACT THRUST BALL BEARINGS