d - 105 mm

D - 145 mm

B - 20 mm

d₁ - - 117.9 mm

D₁ - - 132.1 mm

r_1,2 - min. - 1.1 mm

d_a - min. - 111 mm

D_a - max. - 139 mm

r_a - max. - 1 mm

Basic dynamic load rating - C - 44.2 kN

Basic static load rating - C₀ - 44 kN

Fatigue load limit - P_u - 1.7 kN

Reference speed - 9500 r/min

Limiting speed - 5600 r/min

Calculation factor - k_r - 0.02

Calculation factor - f₀ - 16.5

Mass bearing - 0.87 kg

• Model Number:61921
• Inner Diameter：145mm Outer Diameter：105mm Width：20mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-11
• Application:pressure control valve,bag machine,labor insurance,gas turbine,lifting chain,gantry processing,mechanical and electrical,other accessories,Cutting Machine,tobacco machinery,Pneumatic Control Elements
• Similar models:SKF 61921 ISO 61921ZZ ZEN 61921-2RS ZEN 61921 MPZ 61921P ZEN S61921-2RS CX 61921ZZ ZEN S61921 NKE 61921 ZEN 61921-2Z
• BEARING POWER International Trading Co.,Ltd. specialize in 61921 products，there is large inventory of SKF 61921 . We has been built up long-term cooperation with SKF company, could make a bulk order of the 61921 Which SKF 61921 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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  NNU4988KC1NAP4	440	600	160	NTN	Cylindrical Roller Bearings
  NU 312 ECPH	130	60	31	SKF	Thrust Ball Bearings
  23028S.MB	140	210	53	FAG	SPHERICAL ROLLER BEARINGS
  I-71225	80	1.5625	18	SKF	SELF
  52230				SKF	THRUST BALL BEARINGS
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