d - 140 mm

D - 250 mm

B - 42 mm

d₁ - - 179 mm

D₁ - - 216.7 mm

F - 169 mm

r_1,2 - min. - 3 mm

r_3,4 - min. - 3 mm

s - 2.5 mm

d_a - min. - 154 mm

d_a - max. - 165 mm

d_b - min. - 182 mm

D_a - max. - 235 mm

r_a - max. - 2.5 mm

Basic dynamic load rating - C - 450 kN

Basic static load rating - C₀ - 510 kN

Fatigue load limit - P_u - 57 kN

Reference speed - 2800 r/min

Limiting speed - 4800 r/min

Calculation factor - k_r - 0.23

Mass bearing - 9.749 kg

• Model Number:NJ 228 ECML
• Inner Diameter：250mm Outer Diameter：140mm Width：42mm
• Type：Thrust Ball Bearings
• Update date：2025-12-13
• Application:quality inspection equipment,textile machinery,electric pump,climb ladder,Sensors,water,animal,Machine Tool Accessories,light therapy instrument,medical Equipment,Roller
• Similar models:ISB 52228 ISO 51228 SKF NU2228ECML ISO 52228 INA 2281 CRAFT 51228 CX 54228U+U228 NKE 53228 SKF NU228ECM FAG 51228
• BEARING POWER International Trading Co.,Ltd. specialize in NJ228ECML products，there is large inventory of SKF NJ 228 ECML . We has been built up long-term cooperation with SKF company, could make a bulk order of the NJ 228 ECML Which SKF NJ228ECML 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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  NK-32/30	42		30	CONSOLIDATED	NEEDLE BEARINGS
  ZARN1747	17	47		CONSOLIDATED	NEEDLE BEARINGS