d - 50.800 mm

D - 122.238 mm

T - 38.100 mm

B - 36.678 mm

C - 30.162 mm

a - 9.4 mm

r1 min. - 2.3 mm

r2 min. - 3.3 mm

Weight - 2,19 Kg

Basic dynamic load rating (C) - 149000 kN

Basic static load rating (C0) - 197000 kN

(Grease) Lubrication Speed - 3000 r/min

(Oil) Lubrication Speed - 4100 r/min

Calculation factor (e) - 0.35

Calculation factor (Y0) - 0.95

Calculation factor (Y1) - 1.73

• Model Number: 555/553X
• Inner Diameter：50.800mm Outer Diameter：122.238mm Width：38.100mm
• Type：Tapered Roller Bearings
• Update date：2025-12-10
• Application:metering pump,gear type,pipe fittings Steel industry,mechanical annex,generator,gantry processing,Cylinder Type,DC generators,Industrial,Plastic molding,Insect Count
• Similar models:NTN L555249/L555210 NTN 4T-555S/552A SKF VKBA5552 FAG K555-S-552-A NTN 4T-555/552A NTN CRI-2555 Timken 555-S/553-SA Timken L555249/L555210 ISO 555S/552A KOYO 5552R/5535
• BEARING POWER International Trading Co.,Ltd. specialize in 555/553X products，there is large inventory of NACHI 555/553X . We has been built up long-term cooperation with NACHI company, could make a bulk order of the 555/553X Which NACHI 555/553X 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
  130069X/130120G	69,85	120	71	Gamet	Tapered Roller Bearings
  238/1000-K-MB	1000	1220	165	FAG	Spherical Roller Bearings
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  53317+U317	85	150	53,1	SKF	Thrust Ball Bearings
  3586/3525	45,237	87,313	30,162	ISB	Tapered Roller Bearings
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  BT85	12,7	17,462	7,94	KOYO	Needle Roller Bearings
  EB2.25.0475.400-1SPPN	378	614,4	98	ISB	Thrust Ball Bearings
  NA4926	130	180	50	ISO	Needle Roller Bearings
  NA6916R	80	110	54	NTN	Needle Roller Bearings
  NU2096	480	700	128	CX	Cylindrical Roller Bearings
  RNA6902TT	20	28	23	NSK	Needle Roller Bearings
  UC318-56	88,9	190	96	KOYO	Deep Groove Ball Bearings
  MB-19	95	113	10	FAG	LOCKWASHERS
  SPB-32-OPN	2.0000		5.2500	Thomson	LINEAR RECIRCULATING BALL BEARINGS PILLOW BLOCKS
  FPXB700	7.0000	7.6250	.3125	SKF	FOUR POINT ANGULAR CONTACT BALL BEARINGS
  NJ-2232E	160	290	80	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  RNAO-65x85x60	85		60	CONSOLIDATED	NEEDLE BEARINGS
  23144	220	370	120	CONSOLIDATED	SPHERICAL ROLLER BEARINGS
  LFR-5201/12-ZZ	12	35	-	CONSOLIDATED	YOKE TYPE TRACK ROLLERS