d - 105 mm

D - 145 mm

B - 40 mm

D₁ - 130.8 mm

F - 118 mm

b - 5.5 mm

K - 3 mm

r_1,2 - min. - 1.1 mm

r_1,2 - min. - 1.1 mm

s - 1.1 mm

d_a - min. - 111 mm

d_a - max. - 116 mm

d_b - min. - 121 mm

D_a - max. - 138.5 mm

r_a - max. - 1 mm

r_a - max. - 1 mm

d_n - 119 mm

Basic dynamic load rating - C - 130 kN

Basic static load rating - C₀ - 260 kN

Fatigue load limit - P_u - 30 kN

Limiting speed for grease lubrication - 5300 r/min

Limiting speed for oil lubrication - 6000 mm/min

G_ref - 15 cm

Mass bearing - 2 kg

• Model Number:NNU 4921 B/SPW33
• Inner Diameter：105mm Outer Diameter：145mm Width：40mm
• Type：Cylindrical Roller Bearings
• Update date：2023-03-18
• Application:medical equipment,metering pump,E Beauty,garden machinery,sheet industry,Film machine,sample cup,PVC,laser devices,climb ladder,clean stationery
• Similar models:KOYO NNU4921K CX NNU4921 ISO NNU4921KV NACHI NNU4921K CX NNU4921KV ISO NNU4921K NTN NN4921C1NAP4 NSK NNU4921MB CYSD NNU4921/W33 ISO NNU4921V
• BEARING POWER International Trading Co.,Ltd. specialize in NNU4921B/SPW33 products，there is large inventory of SKF NNU 4921 B/SPW33 . We has been built up long-term cooperation with SKF company, could make a bulk order of the NNU 4921 B/SPW33 Which SKF NNU4921B/SPW33 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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  16052	260	400	44	ZEN	Deep Groove Ball Bearings
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  NU3213	65	120	38,1	ISO	Cylindrical Roller Bearings
  RS354026	35	40	26	KOYO	Needle Roller Bearings
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  200x250x16mm	200	250	16	CONSOLIDATED	OIL SEALS