F_w - 18 mm

D - 26 mm

C - 20 mm

r_min - 0,3 mm

m - 31,4 g / Weight

C_r - 17900 N / Dynamic load rating (radial)

C_0r - 22000 N / Static load rating (radial)

C_ur - 3850 N / Fatigue limit load, radial

n_G - 22100 1/min / Limiting speed

n_B - 12600 1/min / Reference speed

light series

• Model Number: NK18/20
• Inner Diameter：18mm Outer Diameter：26mm Width：20mm
• Type：Needle Roller Bearings
• Update date：2025-12-11
• Application:cooling system,Grinding and polishing equipment,Optical Instruments,coal mill,other CNC,coal,spring industry,medical equipment,lifting upgrade,hydraulic control element,other mold
• Similar models:NTN NK18/16R CX K14x18x15 KOYO BK1816 NBS KBK18x23x23 KOYO RS25/18 SKF NA6918 ISO NK18/16 INA K18X25X22 IKO GTRI8511850 KOYO K15X18X16F
• BEARING POWER International Trading Co.,Ltd. specialize in NK18/20 products，there is large inventory of INA NK18/20 . We has been built up long-term cooperation with INA company, could make a bulk order of the NK18/20 Which INA NK18/20 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
  16044	220	340	37	KOYO	Deep Groove Ball Bearings
  28580/28521	50,8	92,075	24,60752	AST	Tapered Roller Bearings
  30319D	95	200	49,5	FBJ	Tapered Roller Bearings
  536/532X	47,625	107,95	36,512	Timken	Tapered Roller Bearings
  664/653	84,138	146,05	41,275	NSK	Tapered Roller Bearings
  7316DF	80	170	39	NTN	Angular Contact Ball Bearings
  89312	60,000	110,000	30,000	NTN	Thrust Ball Bearings
  E33118J	90	150	45	NACHI	Tapered Roller Bearings
  F61804	20	32	7	ZEN	Deep Groove Ball Bearings
  GE60N	60	90	44	LS	Plain Bearings
  GW211PPB2	55,575	100	30,325	CYSD	Deep Groove Ball Bearings
  LRJ4.1/2	114,3	203,2	33,3375	RHP	Cylindrical Roller Bearings
  K 81172-MB	360	440	25	NKE	Thrust Roller Bearings
  K35X45X49H	35	45		Timken	Needle Roller Bearings
  Q1019	95	145	24	CX	Angular Contact Ball Bearings
  UCFS315	75			KOYO	Bearing Units
  UKF309H	40			SNR	Bearing Units
  YRT650	650	870	RTC650	INA	AXIAL / RADIAL BEARING FOR ROTARY TABLE
  D-215-84	75	130	5.2500	Rollway	CYLINDRICAL ROLLER BEARINGS
  K-32008XPO	320	336	8	CONSOLIDATED	FOUR POINT ANGULAR CONTACT BALL BEARINGS