(dimensions in mm)

Bearing Type - Single Row

Outer Dia (D) - 52.0000

Width (B) - 30.0000

Dynamic Load Rating (Cr) - 39,500

Static Load Rating (Cor) - 82,000

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

Shaft (Fw) - 42.000

Weight (g) - 130.00

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: NK42/30
• Inner Diameter：42mm Outer Diameter：52mm Width：30mm
• Type：Needle Roller Bearings
• Update date：2025-12-10
• Application:machine tool spindle,sleep monitoring,horizontal processing,Other Measurements,stamping die and its equipment,car and accessories,extruder,garden machinery,comprehensive experiment,construction machinery and equipment,steam Hydraulic control element
• Similar models:KOYO NKJ42/20 KOYO DB70142 NSK HJ-142212+IR-111412 KOYO RF284251A INA NK42/30-XL KOYO BM2425A MPZ K78,5X90,5X42,7ZW CX KK32x40x42 ISO PNA20/42 NTN K37×42×13
• BEARING POWER International Trading Co.,Ltd. specialize in NK42/30 products，there is large inventory of AST NK42/30 . We has been built up long-term cooperation with AST company, could make a bulk order of the NK42/30 Which AST NK42/30 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
  1309K+H309	40	100	39	CRAFT	Self-Aligning Ball Bearings
  2203-2RS-TVH	17	40	16	FAG	Self-Aligning Ball Bearings
  2208SK	40	80	23	NTN	Self-Aligning Ball Bearings
  3318A	90	190	73	SKF	Angular Contact Ball Bearings
  4T-33108	40	75	26	NTN	Tapered Roller Bearings
  6000/HR22T2	10	26	8	SKF	Deep Groove Ball Bearings
  628-2RS	8	24	8	CRAFT	Deep Groove Ball Bearings
  GRAE50-NPP-B-FA125.5	50	90	43,8	INA	Deep Groove Ball Bearings
  LMEFP25L	25	40		Samick	Linear Bearings
  NKS50	50	65	22	INA	Needle Roller Bearings
  NF19/500	500	670	78	ISO	Cylindrical Roller Bearings
  NJ2348	240	500	155	ISO	Cylindrical Roller Bearings
  NN3944MB	220	300	60	PSL	Cylindrical Roller Bearings
  ZKLF40100-2RS	40	100	34	INA	Thrust Ball Bearings
  SL04150-PP	150	210	80	INA	CYLINDRICAL ROLLER BEARINGS
  NK16/20	24		20	FAG	NEEDLE BEARINGS
  30304	20	52	15	SNR	TAPERED ROLLER BEARINGS
  CRL40	5.0000	9.0000	1.3750	SKF	CYLINDRICAL ROLLER BEARINGS
  6340	200	420	80	STEYR	DEEP GROOVE BALL BEARINGS
  SN-318..2318	90	-	110	CONSOLIDATED	PILLOW BLOCKS