d - 45 mm

D - 100 mm

B - 25 mm

d₁ - - 58 mm

D₁ - - 81.2 mm

a - 51 mm

r_1,2 - min. - 1.5 mm

d_a - min. - 54 mm

D_a - max. - 91 mm

r_a - max. - 1.5 mm

Basic dynamic load rating - C - 100 kN

Basic static load rating - C₀ - 83 kN

Fatigue load limit - P_u - 3.6 kN

Reference speed - 9000 r/min

Limiting speed - 12000 r/min

Calculation factor - k_a - 1.1

Calculation factor - e - 0.95

Calculation factor - X - 0.6

Calculation factor - Y₀ - 0.58

Calculation factor - Y₁ - 0.66

Calculation factor - Y₂ - 1.07

Mass bearing - 1.05 kg

• Model Number:QJ 309 MA
• Inner Diameter：100mm Outer Diameter：45mm Width：25mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-12
• Application:pneumatic Pump,reducer,screen filter,sawing machine,Infrared Technology,PVC,education model Instruments,teaching equipment,glass,quality inspection equipment,enzyme
• Similar models:FBJ 7309B ZEN S7309B Timken 5309KG SKF 3309DNRCBM KOYO 7309C NACHI 7309B SKF 7309BECAP CX 7309C-UO CYSD 5309ZZ ISO 3309
• BEARING POWER International Trading Co.,Ltd. specialize in QJ309MA products，there is large inventory of SKF QJ 309 MA . We has been built up long-term cooperation with SKF company, could make a bulk order of the QJ 309 MA Which SKF QJ309MA 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
  22316 KCW33+H2316	80	170	58	CX	Spherical Roller Bearings
  3905	25	52	16	NACHI	Thrust Ball Bearings
  4211-B-TVH	55	100	25	FAG	Deep Groove Ball Bearings
  51105	25	42	11	FAG	Thrust Ball Bearings
  6913-RZ	65	90	13	CYSD	Deep Groove Ball Bearings
  7926DT	130	180	24	NTN	Angular Contact Ball Bearings
  IJ113015				ILJIN	Angular Contact Ball Bearings
  JP12049A/JP12010	120	170	27	Timken	Tapered Roller Bearings
  HM231140/HM231115	146,05	241,3	57,15	NSK	Cylindrical Roller Bearings
  NJ405-M	25	80	21	NKE	Cylindrical Roller Bearings
  NU2306	30	72	27	ISO	Cylindrical Roller Bearings
  NU3244	220,000	400,000	144,000	NTN	Cylindrical Roller Bearings
  RNAO30x42x32	30	42		CX	Cylindrical Roller Bearings
  C1900HCUL	10	22	6	Barden	ANGULAR CONTACT BALL BEARINGS
  01/02/7112	60	95	23	RIV	TAPERED ROLLER BEARINGS
  LR170				RIV	THRUST BALL BEARINGS WITH SPHERICAL SEATING RING
  NCF3009CV	45	75	23	SKF	CYLINDRICAL ROLLER BEARINGS
  SUCSFL206	30	5.7031		IPTCI	STAINLESS STEEL PILLOW BLOCKS
  95764	1.2500	1.8750	4.0000	Hyatt	JOURNAL ROLLER ASSEMBLIES
  NU-224	120	215	40	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS