d - 17 mm

F - 21 mm

D - 29 mm

B - 16 mm

C - 16 mm

r min. - 0,3 mm

s - 0,5 mm

da min. - 19 mm

Da max. - 27 mm

ra max. - 0,3 mm

Weight - 0,042 Kg

Basic dynamic load rating (C) - 13,7 kN

Basic static load rating (C0) - 18,7 kN

(Grease) Lubrication Speed - 13 000 r/min

(Oil) Lubrication Speed - 19 000 r/min

• Model Number:NK21/16R+IR17×21×16
• Inner Diameter：17mm Outer Diameter：29mm Width：16mm
• Type：Needle Roller Bearings
• Update date：2025-12-12
• Application:drawing die,mathematical instruments,product accessories,small appliances,electromagnetic clutch,orthodontic material,Animal Tracking,plastic molding,power protection,food sterilization,Microwave Equipment
• Similar models:KOYO MJH-18121 NTN KBK16X21X19.6 INA C121616 Timken K25X31X21F NTN K15×21×15 AST HK1216-2RS SKF K15x21x15 KOYO K40X45X21H IKO KT12158 IKO KT121513
• BEARING POWER International Trading Co.,Ltd. specialize in NK21/16R+IR17×21×16 products，there is large inventory of NTN NK21/16R+IR17×21×16 . We has been built up long-term cooperation with NTN company, could make a bulk order of the NK21/16R+IR17×21×16 Which NTN NK21/16R+IR17×21×16 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
  239/630-B-MB	630	850	165	FAG	Spherical Roller Bearings
  292/750-EM	750	1000	150	NKE	Thrust Roller Bearings
  2920	100	135	25	INA	Thrust Ball Bearings
  32322U	110	240	84,5	NTN	Tapered Roller Bearings
  55176C/55443	44,45	112,712	30,162	Timken	Tapered Roller Bearings
  6822-2RS	110	140	16	CYSD	Deep Groove Ball Bearings
  FBN-172123-E	17	21		NSK	Needle Roller Bearings
  K60X68X17F	60	68		KOYO	Needle Roller Bearings
  NNC4932 V	160	220	60	ISO	Cylindrical Roller Bearings
  R14-2Z	22,225	47,625	12,7	ZEN Group	Deep Groove Ball Bearings
  SF6807	340,000	479,500	65,000	NTN	Angular Contact Ball Bearings
  STB4489	44,45	89	32	KOYO	Tapered Roller Bearings
  STF520RV7311g	520	735	535	NSK	Cylindrical Roller Bearings
  W 602 X-2ZS	7	2	3	SKF	Deep Groove Ball Bearings
  3211J2RS	55	100	33.3	INA	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS
  SAF-515	2.4375			Torrington	PILLOW BLOCKS
  107S	35	72	10	MRC	DEEP GROOVE BALL BEARINGS
  560SD40	560	820	258	Torrington (Old No.)	SPHERICAL ROLLER BEARINGS
  MR-104			3.0000	CONSOLIDATED	NEEDLE BEARINGS
  23152	260	440	144	CONSOLIDATED	SPHERICAL ROLLER BEARINGS