d - 45 mm

F - 52 mm

D - 68 mm

B - 22 mm

C - 22 mm

r min. - 0,6 mm

s - 1 mm

da min. - 49 mm

Da max. - 64 mm

ra max. - 0,6 mm

Weight - 0,27 Kg

Basic dynamic load rating (C) - 46 kN

Basic static load rating (C0) - 73 kN

(Grease) Lubrication Speed - 5 000 r/min

(Oil) Lubrication Speed - 7 500 r/min

• Model Number:NA4909R
• Inner Diameter：45mm Outer Diameter：68mm Width：22mm
• Type：Needle Roller Bearings
• Update date：2026-01-13
• Application:forming machine,vacuum filter,directional control valve,Antenna Industry,organic raw materials,equipment and,Water Monitoring,electromagnetic clutch,security equipment,thin metal materials,Gear grinding machine
• Similar models:NTN NA4909S NBS NA4909RS IKO NA4909UU ISO NA4909 SKF RNA4909.2RS KOYO RNA4909RS CX NA4909 NBS RNA4909RS INA RNA4909-RSR SKF RNA4909RS
• BEARING POWER International Trading Co.,Ltd. specialize in NA4909R products，there is large inventory of NTN NA4909R . We has been built up long-term cooperation with NTN company, could make a bulk order of the NA4909R Which NTN NA4909R 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
  23022K	110	170	45	FBJ	Spherical Roller Bearings
  23080E	400	600	148	NACHI	Cylindrical Roller Bearings
  5211ZZ	55	100	33.3	KOYO	Angular Contact Ball Bearings
  32914 A	70	100	20	CX	Tapered Roller Bearings
  51209	45	73	20	FAG	Thrust Ball Bearings
  516005	42	80	38	Timken	Tapered Roller Bearings
  52311	45	105	64	NKE	Thrust Ball Bearings
  53418-MP	90	190	81,2	NKE	Thrust Ball Bearings
  6012ZZ	60,000	95,000	18,000	NTN-SNR	Deep Groove Ball Bearings
  63212 ZZ	60	110	36,5	ISO	Deep Groove Ball Bearings
  7030BGM	150	225	35	SKF	Angular Contact Ball Bearings
  89426-M	130	270	85	INA	Thrust Roller Bearings
  H7040AC/HQ1	200	310	51	AST	Angular Contact Ball Bearings
  NKIA5908	40	62	30	NTN	Complex Bearings
  S61817-2RS	85	110	13	ZEN	Deep Groove Ball Bearings
  BK6012	68		12	FAG	NEEDLE BEARINGS
  NU2015E	75	115	24	SKF	CYLINDRICAL ROLLER BEARINGS
  TLAM2220	28		20	IKO	NEEDLE BEARINGS
  SNW116x211/16	80	105		SKF	ADAPTERS
  NK-90/25	110		25	CONSOLIDATED	NEEDLE BEARINGS