d - 55 mm

d2 - 45 mm

D - 105 mm

T - 78 mm

ra1 max. - 0.6 mm

T1 - 46.5 mm

a - 15 mm

b - 11.5 mm

d3 - 105 mm

r min. - 1.1 mm

r1 min. - 0.6 mm

D1 - 57 mm

D2 - 80 mm

D3 - 110 mm

da min. - 55 mm

Da max. - 80 mm

ra max. - 1 mm

Weight - 3.22 Kg

Basic dynamic load rating (C) - 120 kN

Basic static load rating (C0) - 246 kN

(Grease) Lubrication Speed - 1600 r/min

(Oil) Lubrication Speed - 2400 r/min

• Model Number: 54311U
• Inner Diameter：55mm Outer Diameter：105mm Width：78mm
• Type：Thrust Ball Bearings
• Update date：2025-12-13
• Application:Die,stacker lift platform,medical treatment,food testing,Embroidery,medical equipment,Pneumatic Control Valves,machine lathe,diving equipment,animal,equipment
• Similar models:FAG 54311+U311 CX 54311U+U311 KOYO 54311U KOYO 54311 ISO 54311 NKE 54311 CX 54311 NSK 54311 NSK 54311U NKE 54311+U311
• BEARING POWER International Trading Co.,Ltd. specialize in 54311U products，there is large inventory of NACHI 54311U . We has been built up long-term cooperation with NACHI company, could make a bulk order of the 54311U Which NACHI 54311U 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
  29460-E1	300	540	145	INA	Thrust Roller Bearings
  6811-2RD	55	72	9	KOYO	Deep Groove Ball Bearings
  45289/45221	57,15	104,775	30,162	NSK	Tapered Roller Bearings
  555/552A	50,8	123,825	38,1	CX	Tapered Roller Bearings
  6210-RZ	90	50	20	SKF	Deep Groove Ball Bearings
  65BER19X	65	90	13	NSK	Angular Contact Ball Bearings
  7006 A-UD	30	55	26	CX	Angular Contact Ball Bearings
  7028 A-UD	140	210	66	CX	Angular Contact Ball Bearings
  BK223018	22	30	18	ISO	Cylindrical Roller Bearings
  NA4928-XL	140	190	50	INA	Needle Roller Bearings
  NJ206EG15	30,000	62,000	16,000	SNR	Cylindrical Roller Bearings
  NK17/20M	17	25	20	JNS	Needle Roller Bearings
  NUP 2214	70	125	31	ISB	Cylindrical Roller Bearings
  NU238	190	340	55	CYSD	Cylindrical Roller Bearings
  NU410	50	130	31	CX	Cylindrical Roller Bearings
  308HDL	40	90	23	Barden	ANGULAR CONTACT BALL BEARINGS
  213-M	65	120	23	MRC	DEEP GROOVE BALL BEARINGS
  E-5242-UMR	210	380	5.0000	Rollway	CYLINDRICAL ROLLER BEARINGS
  RNA2204P-2RS	47		17.8	SKF (Old No.)	NEEDLE BEARINGS
  MB17-SS	17	30	14	RBC	SPHERICAL PLAIN BEARINGS