d - 50 mm

D - 68 mm

B - 20 mm

D_a - 60,8 mm

D_b - 55,8 mm

d_a - 54,5 mm

d_b - 59,2 mm

E - 60 mm

F - 55 mm

r_{a max} - 0,6 mm

r_min - 0,6 mm

s - 1 mm / Axial displacement

m - 230 g / Weight

C_r - 32000 N / Dynamic load rating (radial)

C_0r - 66000 N / Static load rating (radial)

C_ur - 10700 N / Fatigue limit load, radial

n_G - 8500 1/min / Limiting speed

n_B - 4900 1/min / Reference speed

- / With lubrication hole in inner ring.

without ribs

• Model Number:NAO50X68X20-IS1
• Inner Diameter：50mm Outer Diameter：68mm Width：20mm
• Type：Needle Roller Bearings
• Update date：2025-12-27
• Application:E Beauty,medical equipment,Water Monitoring,plastic molding,paper processing machine,Broadcasting System,Industrial,printing equipment,ventilation fans,Embroidery,DC generators
• Similar models:AST HK5024-2RS NTN K45×50×27 AST HK5020 INA 711002500 NTN K50×55×13.5 NBS NK50/25 KOYO DLF5018 IKO KT455017 Timken NKJ50/25 NTN NK100X250X125
• BEARING POWER International Trading Co.,Ltd. specialize in NAO50X68X20-IS1 products，there is large inventory of INA NAO50X68X20-IS1 . We has been built up long-term cooperation with INA company, could make a bulk order of the NAO50X68X20-IS1 Which INA NAO50X68X20-IS1 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
  23244MB	220	400	144	AST	Spherical Roller Bearings
  2P7801K	390,000	510,000	90,000	NTN	Thrust Roller Bearings
  53218	90	135		CX	Thrust Ball Bearings
  6206F320C	30	62	16	SNR	Deep Groove Ball Bearings
  7317 BECCM	180	85	41	SKF	Angular Contact Ball Bearings
  A4059/A4138D+X6SA4059	14,987	34,987	25,174	Timken	Tapered Roller Bearings
  BK0709	7	11	9	NTN	Needle Roller Bearings
  GTR 405520	40	55	20	IKO	Needle Roller Bearings
  LM665949/LM665910	385,763	514,35	82,55	KOYO	Tapered Roller Bearings
  LMKP20L	20	32		Samick	Linear Bearings
  N1012RXHTPKR	60	86,1	18	NSK	Cylindrical Roller Bearings
  NA49/32	32	52	20	KOYO	Needle Roller Bearings
  NU 330	150	320	65	NACHI	Cylindrical Roller Bearings
  RB205	25	52	34,1	FYH	Deep Groove Ball Bearings
  HMLL131T			52	FAG	WITHDRAWAL NUTS
  WC87035	5	19	.4062	New Departure	DEEP GROOVE BALL BEARINGS
  NUP2214	70	125	31	SKF	CYLINDRICAL ROLLER BEARINGS
  GE140SX	140	210	42	INA	SPHERICAL PLAIN BEARINGS
  NJ2248	240	440	120	STEYR	CYLINDRICAL ROLLER BEARINGS
  LRJ7/8	.8750	2.0000	.5625	RHP	CYLINDRICAL ROLLER BEARINGS