d - 55 mm

D - 120 mm

B - 29 mm

D₁ - - 100.3 mm

F - 70.5 mm

r_1,2 - min. - 2 mm

r_3,4 - min. - 2 mm

s - 2 mm

d_a - min. - 65 mm

d_a - max. - 68 mm

d_b - min. - 73 mm

D_a - max. - 109.2 mm

r_a - max. - 2 mm

r_b - max. - 2 mm

Basic dynamic load rating - C - 156 kN

Basic static load rating - C₀ - 143 kN

Fatigue load limit - P_u - 18.6 kN

Reference speed - 6000 r/min

Limiting speed - 7000 r/min

Calculation factor - k_r - 0.15

Mass bearing - 1.571 kg

• Model Number:NU 311 ECNJ
• Inner Diameter：120mm Outer Diameter：55mm Width：29mm
• Type：Thrust Ball Bearings
• Update date：2025-12-16
• Application:hinge industry,forklift industry,key lock,animal,food / grain / food equipment,Warehouse Shelf Equipment,Medical printer,electric hydraulic lifting platform,Cleaning equipment,lifting chain,wire industry
• Similar models:ISO 53311 SKF NU2311ECML SKF 52311 ISB 51311 SKF 51311 NACHI 53311 NKE 54311+U311 KOYO 52311 NKE 51311 FBJ 51311
• BEARING POWER International Trading Co.,Ltd. specialize in NU311ECNJ products，there is large inventory of SKF NU 311 ECNJ . We has been built up long-term cooperation with SKF company, could make a bulk order of the NU 311 ECNJ Which SKF NU311ECNJ 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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