KR19-X INA Catalog

Stud type track rollers KR, with axial guidance, gap seals on both sides

D	Outside diameter	19 mm
d1	Fit diameter of roller stud / stud	8 mm
B	Width of the roller stud	32 mm
Cr w	Basic dynamic load rating, radial	3.550 N
C0r w	Basic static load rating, radial	4.100 N
Cur w	Fatigue load limit, radial	560 N
nD G	Speed on permanent grease lubrication	11.000 1/min
≈m	Weight	35 g
B1	Maximum witdh of thrust washer	12,2 mm
B2	Bolt/stud length effectively	20 mm
C	Width, outer ring	11 mm
C1	Protrusion outer ring to thrust washer	0,6 mm
rmin	Minimum chamfer dimension	0,15 mm
d2	Stop diameter of thrust washer	15 mm
G	Thread	M8
IG	Thread length	10 mm
R	Radius of outer ring outside profile	500 mm
MA	Tightening torque nut	8 Nm
Sealing	Gap seal on both sides
Outer Ring profile	Cylindrical profile	X
Grease nipples	Drive-fit lubrication nipple unmounted 1x
Relubrication feature	Via head
Assembling aid head	Mounting slot