d - 240 mm

D - 320 mm

B - 80 mm

D₁ - 292.2 mm

F - 265.3 mm

b - 11.1 mm

K - 3 mm

r_1,2 - min. - 2.1 mm

r_1,2 - min. - 2.1 mm

s - 3.7 mm

d_a - min. - 251 mm

d_a - max. - 262 mm

d_b - min. - 269 mm

D_a - max. - 309 mm

r_a - max. - 2 mm

r_a - max. - 2 mm

d_n - 267 mm

Basic dynamic load rating - C - 528 kN

Basic static load rating - C₀ - 1220 kN

Fatigue load limit - P_u - 118 kN

Limiting speed for grease lubrication - 2200 r/min

Limiting speed for oil lubrication - 2600 mm/min

G_ref - 171 cm

Mass bearing - 17.5 kg

• Model Number: NNU 4948 B/SPW33
• Inner Diameter：240mm Outer Diameter：320mm Width：80mm
• Type：Cylindrical Roller Bearings
• Update date：2025-04-19
• Application:nail products,Internal thread type,powder metallurgy,Dental Drill etc,Machine tool accessories,mechanical and electrical,Machine Tool Accessories,municipal machinery,E Beauty,raw material accessories,textile machinery
• Similar models:NSK NNU4948K NACHI RB4948 SKF NNU4948B/SPW33 NKE NNCF4948-V KOYO DC4948VW NSK NNCF4948V SKF NNU4948BK/SPW33 CX NN4948 NSK NNU4948 NTN NNU4948KC1NAP4
• BEARING POWER International Trading Co.,Ltd. specialize in NNU4948B/SPW33 products，there is large inventory of SKF NNU 4948 B/SPW33 . We has been built up long-term cooperation with SKF company, could make a bulk order of the NNU 4948 B/SPW33 Which SKF NNU4948B/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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