d - 55 mm

D - 120 mm

B - 29 mm

C - 29 mm

Angle (α) - 40 °

a - 51.8 mm

r min. - 2 mm

r1 min. - 1 mm

da min. - 65 mm

Da max. - 110 mm

ra max. - 2 mm

Weight - 1.45 Kg

(Grease) Lubrication Speed - 5000 r/min

(Oil) Lubrication Speed - 6700 r/min

• Model Number:7311B
• Inner Diameter：55mm Outer Diameter：120mm Width：29mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-16
• Application:leather processing,pressure control valve,Medical printer,Performance test,rolling machine,shaft milling machine,floor industry,other CNC,chemical raw materials and reagents,die casting mold,car steering pin
• Similar models:CYSD 7311 ISB 7311B CYSD 7311DB SKF 7311BEP NKE 7311-BECB-TVP NTN 7311C CX 7311B SNR 7311BGM SKF 7311BEGBP ISO 7311ADB
• BEARING POWER International Trading Co.,Ltd. specialize in 7311B products，there is large inventory of KOYO 7311B . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 7311B Which KOYO 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
  15126/15250X		63.500	20.638	NACHI	Tapered Roller Bearings
  2P21001	1050,000	1500,000	412,000	NTN	Thrust Roller Bearings
  3317	85	180	73	ISO	Angular Contact Ball Bearings
  365A/362A	41,275	88,9	20,638	CX	Tapered Roller Bearings
  6000-ZZ	10	26	8	CYSD	Deep Groove Ball Bearings
  7313B	65	140	33	CRAFT	Angular Contact Ball Bearings
  7315DB	75	160	37	CYSD	Angular Contact Ball Bearings
  ALP206	30		42,9	KOYO	Bearing Units
  AXK 0515 TN	5	15	2	NBS	Needle Roller Bearings
  BR 142212	22,225	34,925	19,05	IKO	Needle Roller Bearings
  FL682	2	6,1	1,5	NTN	Deep Groove Ball Bearings
  NCF2914-V	70	92,5	19	NKE	Cylindrical Roller Bearings
  NJ 313 E	65	140	33	NACHI	Cylindrical Roller Bearings
  NKIB 5905	42	25	25	SKF	Cylindrical Roller Bearings
  NU 340 ECML	420	200	80	SKF	Thrust Ball Bearings
  NU2207-E-MPA	35	72	23	NKE	Cylindrical Roller Bearings
  NUP1884	420	520	46	ISO	Cylindrical Roller Bearings
  PHU58020	25	136	73,1	PFI	Angular Contact Ball Bearings
  UKFL218	80		86	ISO	Bearing Units
  LLRJN11/4	1.2500	2.7500	.6875	R&M	CYLINDRICAL ROLLER BEARINGS