d - 105 mm

D - 145 mm

B - 40 mm

D₁ - 130,8 mm

D_{a max} - 139 mm

d_{a min} - 111 mm

d_s - 3,2 mm

F - 118 mm

n_s - 6,5 mm

r_{a max} - 1 mm

r_min - 1,1 mm

s - 1,5 mm / Axial displacement facility from central position

m - 2,02 kg / Weight

C_r - 129000 N / Dynamic load rating (radial)

C_0r - 260000 N / Static load rating (radial)

n_G - 4500 1/min / Limiting speed

C_ur - 34000 N / Fatigue limit load, radial

• Model Number:NNU4921-S-M-SP
• Inner Diameter：105mm Outer Diameter：145mm Width：40mm
• Type：Cylindrical Roller Bearings
• Update date：2025-12-12
• Application:Dental Drill etc,engineering machine,reducer,equipment,power source,storage shelves,walking Food processing machinery and equipment,Laser Measurements,screen filter,key lock,light therapy instrument
• Similar models:NSK NNU4921 CX NN4921 NTN NNU4921K ISB NNU4921SPW33 NACHI NNU4921K NTN NNU4921C1NAP4 NSK RSF-4921E4 ISO NNU4921V NSK NNU4921MB ISO NNU4921KV
• BEARING POWER International Trading Co.,Ltd. specialize in NNU4921-S-M-SP products，there is large inventory of FAG NNU4921-S-M-SP . We has been built up long-term cooperation with FAG company, could make a bulk order of the NNU4921-S-M-SP Which FAG NNU4921-S-M-SP 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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  52311				FAG	THRUST BALL BEARINGS
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  32330	150	320	108	CONSOLIDATED	TAPERED ROLLER BEARINGS