d - 45 mm

Fw - 52 mm

D - 68 mm

B - 22 mm

C - 22 mm

r5 min. - 0,6 mm

S - 2 mm

Weight - 0,291 Kg

Basic dynamic load rating (C) - 46,8 kN

Basic static load rating (C0) - 74,8 kN

(Grease) Lubrication Speed - 8400 r/min

(Oil) Lubrication Speed - 5400 r/min

• Model Number: NA4909
• Inner Diameter：45mm Outer Diameter：68mm Width：22mm
• Type：Needle Roller Bearings
• Update date：2025-12-11
• Application:printing equipment,Internal thread type,plastic molding,trolley,rock drilling machinery,outdoor equipment,mechanical annex,Handling machinery and various industrial machinery,garden machinery,agricultural testing and analysis equipment and related,bio-chemical
• Similar models:ISO NA4909 NBS NA4909RS CX RNA4909-2RS NSK RNA4909TT INA NA4909-2RSR NSK NA4909TT Timken RNA4909RS NTN NA4909R NSK NA4909 JNS RNA4909UU
• BEARING POWER International Trading Co.,Ltd. specialize in NA4909 products，there is large inventory of KOYO NA4909 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the NA4909 Which KOYO NA4909 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.

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  KBL1257	12	22		NBS	Linear Bearings
  NJ252-E-M6+HJ252-E	260	480	80	NKE	Cylindrical Roller Bearings
  NUP218EM	90	160	30	NSK	Cylindrical Roller Bearings
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  A1313TS	65	140	33	Hyatt	CYLINDRICAL ROLLER BEARINGS
  FR-15	.3125	.8437		NICE	THRUST BALL BEARINGS
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  6110PP	50	80	16	NH	DEEP GROOVE BALL BEARINGS
  HK-1614-RS	22		14	CONSOLIDATED	NEEDLE BEARING
  4305-ZZ	25	62	24	CONSOLIDATED	DEEP GROOVE BALL BEARINGS