d - 55 mm

D - 120 mm

B - 29 mm

C - 29 mm

a - 51 mm

Weight - 1,48 Kg

Basic dynamic load rating (C) - 83,5 kN

Basic static load rating (C0) - 58,8 kN

(Grease) Lubrication Speed - 5125,5 r/min

(Oil) Lubrication Speed - 6030 r/min

• Model Number: 7311 B
• Inner Diameter：55mm Outer Diameter：120mm Width：29mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-11
• Application:diagnostic test paper,Cylinder Type,education model Instruments,Gear grinding machine,blood cell reagent,Cleaning equipment,security equipment,Antenna Industry,wheel lathe,molding machine,ship special
• Similar models:ISO 7311ADT ISB 7311B NTN 7311BDF FBJ 7311B ISO 7311B CRAFT 7311AC CX 7311A-UX CYSD 7311DT SKF 7311BEGBP SNR 7311BA
• BEARING POWER International Trading Co.,Ltd. specialize in 7311B products，there is large inventory of ISB 7311 B . We has been built up long-term cooperation with ISB company, could make a bulk order of the 7311 B Which ISB 7311B 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
  20320 K	100	215	47	ISO	Spherical Roller Bearings
  23232RK	160	290	104	KOYO	Spherical Roller Bearings
  61918 ZZ	90	125	18	ISO	Deep Groove Ball Bearings
  634Z	4	16	5	NTN	Deep Groove Ball Bearings
  697 VV	7	17	5	NSK	Deep Groove Ball Bearings
  71944 CTBP4	220	300	38	CX	Angular Contact Ball Bearings
  7917CDB	85	120	18	CYSD	Angular Contact Ball Bearings
  BK4214	42	49	14	CX	Cylindrical Roller Bearings
  K110X120X30	110	120	30	CX	Needle Roller Bearings
  HM807049/HM807010	53,975	104,775	36,512	Timken	Tapered Roller Bearings
  NU3315	75	160	68.3	KOYO	Cylindrical Roller Bearings
  RMS9-2RS	28,575	71,438	20,638	Fersa	Deep Groove Ball Bearings
  8609	45	100	.9844	New Departure	DEEP GROOVE BALL BEARINGS
  NU1888	440	540	46	FAG	CYLINDRICAL ROLLER BEARINGS
  B-20	1.6875	2.9687		Aetna	THRUST BALL BEARINGS
  2311K.2RS.TV	55	120	43	FAG	SELF
  SUCSP208-24	1.5000			IPTCI	STAINLESS STEEL PILLOW BLOCKS
  103-KSF	17	35	10	MRC	DEEP GROOVE BALL BEARINGS
  62032ZNR	17	40	12	SKF	DEEP GROOVE BALL BEARINGS
  SCE-96			.3750	CONSOLIDATED	NEEDLE BEARINGS