d - 220 mm

D - 400 mm

B - 78 mm

d₁ - - 287 mm

D₁ - - 333 mm

a - 310 mm

h - 12.7 mm

b - 10.55 mm

r₀ - 2 mm

r_1,2 - min. - 4 mm

d_a - min. - 238 mm

D_a - max. - 382 mm

r_a - max. - 3 mm

Basic dynamic load rating - C - 364 kN

Basic static load rating - C₀ - 1020 kN

Fatigue load limit - P_u - 24.5 kN

Reference speed - 1800 r/min

Limiting speed - 1800 r/min

Calculation factor - k_a - 0.9

Calculation factor - e - 1.34

Calculation factor - X - 0.33

Calculation factor - Y₀ - 0.44

Calculation factor - Y₁ - 0.47

Calculation factor - Y₂ - 0.81

Mass bearing - 45.5 kg

• Model Number: QJ 1244 N2MA
• Inner Diameter：400mm Outer Diameter：220mm Width：78mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-17
• Application:generator,Industrial,cleaners,Other machinery,luminescent reagent,die casting mold,Forklift industry,food packaging,other accessories,oral medical device,disposable
• Similar models:CX QJ1244 SKF QJ1244N2MA ISO QJ1244 INA ZKLR1244-2RS ISB QJ1244
• BEARING POWER International Trading Co.,Ltd. specialize in QJ1244N2MA products，there is large inventory of SKF QJ 1244 N2MA . We has been built up long-term cooperation with SKF company, could make a bulk order of the QJ 1244 N2MA Which SKF QJ1244N2MA 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.

• Model No.	Inner Diameter	Outer Diameter	Width	Brand	Type
  202KL	15	35	12,19	Timken	Deep Groove Ball Bearings
  23126RH	130	210	64	KOYO	Spherical Roller Bearings
  23996	480	650	128	ISB	Spherical Roller Bearings
  3196/3120	33,338	72,626	30,162	Timken	Tapered Roller Bearings
  6068	340	520	82	CX	Deep Groove Ball Bearings
  7214BG	70,000	125,000	24,000	NTN	Angular Contact Ball Bearings
  7340 A-UX	200	420	160	CX	Angular Contact Ball Bearings
  LMBS12UUOP	19.05	31,75		Samick	Linear Bearings
  M 349547/510	342,9	255,6	57,15	SKF	Tapered Roller Bearings
  M541349/M541310CD+M541349XA	203,2	292,1	109,538	Timken	Tapered Roller Bearings
  M804049/M804010	47,625	88,9	25,4	Fersa	Tapered Roller Bearings
  N2924	120	180	27	ISO	Cylindrical Roller Bearings
  NU1060	300	460	74	NTN	Cylindrical Roller Bearings
  SY 50 TR	50			SKF	Bearing Units
  6003.2RSR	17	35	10	FAG	DEEP GROOVE BALL BEARINGS
  NJ330E	150	320	65	SKF	CYLINDRICAL ROLLER BEARINGS
  1902SZZ	15	28	7	MRC	DEEP GROOVE BALL BEARINGS
  NJ303E	17	47	14	Torrington	CYLINDRICAL ROLLER BEARINGS
  W6202-2RS1	15	35	11	SKF	DEEP GROOVE BALL BEARINGS
  51322				CONSOLIDATED	THRUST BALL BEARINGS