d - 55 mm

D - 120 mm

B - 49,2 mm

a - 71,4 mm

D₁ - 103,3 mm

D_{a max} - 109 mm

d₁ - 78,8 mm

d_{a min} - 66 mm

r_{a max} - 2 mm

r_min - 2 mm

α - 30 ° / Angle

m - 2,35 kg / Weight

C_r - 116000 N / Dynamic load rating (radial)

C_0r - 88000 N / Static load rating (radial)

C_ur - 6000 N / Fatigue limit load, radial

n_G - 5800 1/min / Limiting speed

n_B - 5800 1/min / Reference speed

Main dimensions to DIN 628-3, double row, Angle α = 30°

• Model Number: 3311-BD
• Inner Diameter：55mm Outer Diameter：120mm Width：49,2mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-15
• Application:filter paper products,instrument,non-ferrous metal alloy,Roller mill,Microwave Equipment,storage and transportation equipment,machine tool spindle,ECG,Hairbrush device,suction nozzle,Animal Tracking
• Similar models:FAG 3311-B-2RSR-TVH SNR 3311B SKF 3311A-2Z CRAFT 3311 ISB 3311-ZZ SKF 3311ATN9 FAG 3311-BD-2HRS-TVH CX 3311 ISB 3311-2RS NKE 3311-B-2RSR-TV
• BEARING POWER International Trading Co.,Ltd. specialize in 3311-BD products，there is large inventory of FAG 3311-BD . We has been built up long-term cooperation with FAG company, could make a bulk order of the 3311-BD Which FAG 3311-BD 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
  23030-E1-K-TVPB + AHX3030	145	225	56	FAG	Spherical Roller Bearings
  23988 KCW33+H3988	440	600	118	ISO	Spherical Roller Bearings
  305803 C-2Z	17	47	17,5	SKF	Deep Groove Ball Bearings
  B250-4	250	330	30	NSK	Deep Groove Ball Bearings
  713660320				FAG	Wheel Bearings
  7407BG	35,000	100,000	25,000	NTN	Angular Contact Ball Bearings
  ER3.32.2500.400-1SPPN	2282	2822,4	181	ISB	Thrust Roller Bearings
  GE 70 LO	70	105	70	INA	Plain Bearings
  GYAE40RRB	40	80	39,3	Timken	Deep Groove Ball Bearings
  LM869448/LM869410	431,8	571,5	74,613	KOYO	Tapered Roller Bearings
  LUHR 25-2LS	25			SKF	Linear Bearings
  RNAO18X26X13ASR1	18	26	13	KOYO	Needle Roller Bearings
  RT-761	355,6			SIGMA	Thrust Roller Bearings
  RM131/2L	1.6250	4.0000	.9375	FAG	CYLINDRICAL ROLLER BEARINGS
  51338				FAG	THRUST BALL BEARINGS
  SN317with21317	85	-	110	SKF	PILLOW BLOCKS
  9308NPP	40	62	12	FAF	DEEP GROOVE BALL BEARINGS
  114A	70	120	14	NH	DEEP GROOVE BALL BEARINGS
  51396				STEYR	THRUST BALL BEARINGS
  6216-K2RS	80	140	26	CONSOLIDATED	DEEP GROOVE BALL BEARINGS