(dimensions in mm)

Bearing Type - Single Row

Outer Dia (D) - 50.0000

Width (B) - 30.0000

Dynamic Load Rating (Cr) - 39,000

Static Load Rating (Cor) - 79,000

Max Speed (Oil) (X1000 RPM) - 11,000

Shaft (Fw) - 40.000

Weight (g) - 125.00

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: NK40/30
• Inner Diameter：40mm Outer Diameter：50mm Width：30mm
• Type：Needle Roller Bearings
• Update date：2025-12-11
• Application:stirrer,Pest Monitoring,position switch,Broadcasting System,extruder,medical equipment,intermediate,comprehensive experiment,food sterilization,Chromatography Products,engineering machine
• Similar models:NTN K40×48×20 NTN NA4840 KOYO K70X85X40F CX RNA4006V NSK FWF-404820 IKO KT405020 Timken K40X45X17H NTN PK40X55X27.5 NSK RLM304020 CX K40x47x20
• BEARING POWER International Trading Co.,Ltd. specialize in NK40/30 products，there is large inventory of AST NK40/30 . We has been built up long-term cooperation with AST company, could make a bulk order of the NK40/30 Which AST NK40/30 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
  32216	80	140	35,25	PFI	Tapered Roller Bearings
  239/1180	1180	1540	272	NTN	Spherical Roller Bearings
  2786/2720	34,925	76,2	23,812	CX	Tapered Roller Bearings
  5206	30	62	23,8	NSK	Angular Contact Ball Bearings
  598A/593X	92,075	150	36	AST	Tapered Roller Bearings
  6303VV	17	47	14	NSK	Deep Groove Ball Bearings
  AST11 1620	16	18		AST	Plain Bearings
  ASTT90 9540	95	100		AST	Plain Bearings
  O-26	82.550	122.238	31.750	NACHI	Thrust Ball Bearings
  SBPFL204	20		25	KOYO	Bearing Units
  SMN303KB	80,9625	170	80,96	Timken	Deep Groove Ball Bearings
  UC315	75	160	82	CRAFT	Deep Groove Ball Bearings
  W 6006	55	30	13	SKF	Deep Groove Ball Bearings
  W211PP3	38,1	100	33,324	CYSD	Deep Groove Ball Bearings
  ZSL192310	50	110	40	INA	CYLINDRICAL ROLLER BEARING
  H3984	420	490		SKF	ADAPTERS
  SUCTF207-22	1.3750			PTI	THERMOPLASTIC PILLOW BLOCKS
  NUP-2005E	25	47	14	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  NJ-2336V	180	380	126	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  GE-70C-2RS	70	105	49	CONSOLIDATED	SPHERICAL PLAIN BEARINGS