(dimensions in mm)

Bearing Type - Single Row

Outer Dia (D) - 52.0000

Width (B) - 20.0000

Dynamic Load Rating (Cr) - 26,500

Static Load Rating (Cor) - 49,000

Max Speed (Oil) (X1000 RPM) - 10,000

Shaft (Fw) - 42.000

Weight (g) - 85.80

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:NK42/20
• Inner Diameter：42mm Outer Diameter：52mm Width：20mm
• Type：Needle Roller Bearings
• Update date：2023-03-04
• Application:oral medical device,universal category,top industry,tooth filling,Forging machine,hydraulic pressure gauge,vertical processing,pump industry,knitted fabrics,stacker lift platform,Gripper Swing
• Similar models:NTN K36×42×46ZW NSK FWF-162420 NTN NK32X42X30 KOYO RF374223-1 NBS K35x42x18 IKO KT354218 IKO NAF254216 KOYO TP1427 KOYO 30R3429 NTN K210×220×42
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• Model No.	Inner Diameter	Outer Diameter	Width	Brand	Type
  12168/12303	42.862	76.992	17.462	KBC	Tapered Roller Bearings
  190RU51	190	280		Timken	Cylindrical Roller Bearings
  51124	120	155		ISO	Thrust Ball Bearings
  6026	130	200	33	ISB	Deep Groove Ball Bearings
  6300ZENR	10	35	11	NACHI	Deep Groove Ball Bearings
  6305	25	62	17	CRAFT	Deep Groove Ball Bearings
  6309NR	45,000	100,000	25,000	NTN-SNR	Deep Groove Ball Bearings
  6312-2Z	60	130	31	FAG	Deep Groove Ball Bearings
  70030/70062H	30	62	51	Gamet	Tapered Roller Bearings
  7017 ACE/HCP4A	130	85	22	SKF	Angular Contact Ball Bearings
  7018DB	90	140	24	NTN	Angular Contact Ball Bearings
  HSS7004-E-T-P4S	20	42	12	FAG	Angular Contact Ball Bearings
  NJ3210	50	90	30,2	CX	Cylindrical Roller Bearings
  NANFL210	50			KOYO	Bearing Units
  NJ2308	40	90	33	ISO	Cylindrical Roller Bearings
  NUP 324	120	260	55	SIGMA	Cylindrical Roller Bearings
  RF-515ZZ	1,5	5	2,6	NMB	Deep Groove Ball Bearings
  SL04140	140	200	80	ISO	Cylindrical Roller Bearings
  YSP 213-211 SB-2F	120	68,262	52,5	SKF	Deep Groove Ball Bearings
  E14	14	35	8	FAG	MAGNETO BEARINGS