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：2025-12-17
• Application:knitted fabrics,horizontal processing,electrocardiograph,gantry processing,printing equipment,tower crane,machine tool spindle,industrial skin care,transportation equipment,Reflective Materials Industrial fabrics,rolling mill roll neck and slowdown device
• Similar models:ISB 61921 MPZ 61921P ZEN 61921-2Z SIGMA 61921 NKE 61921 ZEN 61921 CX 61921ZZ ZEN S61921 SKF 61921 ISO 61921ZZ
• 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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  22310EMW33	50,000	110,000	40,000	SNR	Spherical Roller Bearings
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  25590/25520	46,618	82,931	23,812	FBJ	Tapered Roller Bearings
  3872A/3820	34,925	85,725	30,162	Timken	Tapered Roller Bearings
  6014LLU	70	110	20	NTN	Deep Groove Ball Bearings
  627 ZZ	7	22	7	CX	Deep Groove Ball Bearings
  7203	17	40	12	KOYO	Angular Contact Ball Bearings
  7206CDB	30	62	16	CYSD	Angular Contact Ball Bearings
  CSXG075	190,5	241,3	25,4	INA	Deep Groove Ball Bearings
  GAC 140 SP	140	210	45	ISB	Plain Bearings
  K50×55×13.5	50	55		NTN	Needle Roller Bearings
  NP861151/NP666842	38,5	68	19,8	Timken	Tapered Roller Bearings
  SQZ22-RS				LS	Plain Bearings
  UCFL218-56	88,9			FYH	Bearing Units
  W 61704-2ZS	27	20	4	SKF	Deep Groove Ball Bearings
  W 61817	110	85	13	SKF	Deep Groove Ball Bearings
  5213ENR	65	120	38.1	SKF	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS
  240BA03	240	500	95	Torrington	ANGULAR CONTACT BALL BEARINGS
  SI50ES	50		35	CONSOLIDATED	ROD ENDS