NNTR140X340X162-2ZL

Yoke type track roller

Yoke type track roller NNTR..-2ZL, CRB, full complement roller set, two-row, with inner ring, 3 ribs on outer ring, not pallet changer

Display units

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Main Dimensions & Performance Data

d	140 mm	Bore diameter
D	340 mm	Outside diameter
B	162 mm	Width, inner ring
C_{r w}	1,200,000 N	Basic dynamic load rating, radial
C_{0r w}	1,970,000 N	Basic static load rating, radial
C_{ur w}	265,000 N	Fatigue load limit, radial
n_{D G}	220 1/min	Speed on permanent grease lubrication
F_{0r per}	1,970,000 N	Permissible static load, radial
F_{r per}	1,450,000 N	Permissible dynamic load outer ring, radial
≈m	87.2 kg	Weight

Mounting dimensions

d₂	186 mm	Stop diameter of thrust washer
D₁	228 mm	Mounting dimension
d₃	8 mm	Diameter lubrication hole
R	15,000 mm	Radius of outer ring outside profile
	6	Number of lubrication holes

Dimensions

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Sealing

2ZL

Sealing shields on both sides

Characteristics

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