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NX7-Z-TV Needle roller / thrust rolling bearings

Short Description:

Combined needle roller bearings consist of a radial needle roller bearing combined with a full complement thrust ball bearing,these bearings without inner ring,Needle roller / axial ball bearing with full complement axial component, NX series for oil lubrication, end cap with lubrication holes.

NX..Z series for grease lubrication , end cap without lubrication holes.


Product Detail

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NX7--Z-TV Needle roller / thrust rolling bearings  detail Specifications:

Material : 52100 Chrome Steel

Construction : Single Row , for grease lubrication

Seal Type : Z , Metal seal on one side

Suitable snap rings : WR14

Limiting Speed : 6000 rpm

Weight : 0.014 kg

 

Main Dimensions:

Diameter under rollers (Fw) : 7 mm

Outside diameter (D) : 14 mm

Width(C) : 18 mm

Tolerance of Width : - 0.25 mm to 0 mm

Distance side face to lubrication hole (C1) : 4.7 mm

Bore diameter of thrust part (dw) : 12 mm

Chamfer dimension (r) min. : 0.3 mm

Dynamic load ratings radial (Cr) : 2.85 KN

Static load ratings radial (Cor) : 2.65 KN

Dynamic load ratings axial (Cr) : 3.15 KN

Static load ratings axial (Cor) : 4.30 KN

 

ABUTMENT DIMENSIONS

Diameter of shaft abutment(da) min. : 9.6 mm

Diameter of housing abutment (Da) max. : 12 mm

Distance side face to back face of snap ring (Ca) : 10 mm

Radius of fillet (ra) max . : 0.3 mm

NX..Z DRAWING

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