d - 50 mm

F - 60 mm

D - 78 mm

E - 68 mm

B - 20 mm

C - 20 mm

r min. - 1 mm

da min. - 55 mm

Da max. - 73 mm

db - 67,2 mm

ra max. - 1 mm

Db - 60,8 mm

Weight - 0,41 Kg

Basic dynamic load rating (C) - 40 kN

Basic static load rating (C0) - 75 kN

(Grease) Lubrication Speed - 4 400 r/min

(Oil) Lubrication Speed - 6 500 r/min

• Model Number: NAO-50×78×20
• Inner Diameter：50mm Outer Diameter：68mm Width：mm
• Type：Needle Roller Bearings
• Update date：2025-04-25
• Application:noise reduction equipment,Animal Tracking,Garment Accessories,cleaners,decoration machinery,relay,axle lathe,joint protection,Dental Drill etc,Hydraulic Couplings,Plastic Equipment
• Similar models:NTN ARXJ50X68.6X3.6 JNS RNAFW506540 NBS GLP5015 SKF NAO35x50x17 INA F-125093 NBS HK0509 IKO TAW7050Z NTN NK50/25R+IR45X50X25 INA K50X58X25 NBS NAO50x78x20
• BEARING POWER International Trading Co.,Ltd. specialize in NAO-50×78×20 products，there is large inventory of NTN NAO-50×78×20 . We has been built up long-term cooperation with NTN company, could make a bulk order of the NAO-50×78×20 Which NTN NAO-50×78×20 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
  24092CAE4	460	680	218	NSK	Spherical Roller Bearings
  8511	55	100	27	SIGMA	Deep Groove Ball Bearings
  AST11 WC18	16	32		AST	Plain Bearings
  AST50 12FIB16	19,05			AST	Plain Bearings
  BCH1812	28,575	38,1	19,05	INA	Needle Roller Bearings
  LM229140C/LM229110	136,525	194,975	33	Timken	Tapered Roller Bearings
  NKI10/16-XL	10	22	16	INA	Needle Roller Bearings
  NU 209	45	85	19	ISB	Cylindrical Roller Bearings
  PCZ 1624 M	25,4	28,575	38,1	SKF	Plain Bearings
  WJ-566416	88.900	101.600		KOYO	Needle Roller Bearings
  UKX15	75	140	42	KOYO	Deep Groove Ball Bearings
  88607	35	80	.8267	New Departure	DEEP GROOVE BALL BEARINGS
  NCF2217V	85	150	36	FAG	CYLINDRICAL ROLLER BEARINGS
  24188B	440	720	280	FAG	SPHERICAL ROLLER BEARINGS
  HM50T			35	FAG	WITHDRAWAL NUTS
  7405B.MP.UA	25	80	21	FAG	ANGULAR CONTACT BALL BEARINGS
  3924	210	120		INA	THRUST BALL BEARINGS
  3APL	30	62	16	RIV	DEEP GROOVE BALL BEARINGS
  IR-17x22x13	17		13	CONSOLIDATED	NEEDLE BEARINGS
  SAF-61623/4..ROLLER	2.7500			CONSOLIDATED	PILLOW BLOCKS