ZKLDF325 YRT Rotary Table Bearings

ZKLDF325 YRT Rotary Table Bearings
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d 325 mm Sizes d > 460 mm available by agreement
D 450 mm
H 60 mm
34 Number of fixing holes in inner ring Attention! For fixing holes in the adjacent construction. Note the pitch of the bearing holes.
2 Number of retaining screws
33 Number of fixing holes in outer ring Attention! For fixing holes in the adjacent construction. Note the pitch of the bearing holes.
3 Number of extraction threads
a 8;2 mm Fixing holes in inner ring
D1 415 mm
D2 380 mm
D3 413 mm
d1 9;3 mm Fixing holes in inner ring
d2 15 mm Fixing holes in inner ring
d3 9;3 mm Fixing holes in outer ring
G M12 Extraction thread
H1 40 mm
J 342 mm Fixing holes in inner ring
J1 430 mm Fixing holes in outer ring
t 36 x 10° Pitch t Including retaining screws and extraction threads Quantity X t
m 25 kg ≈ Mass
MA 34 Nm Screw tightening torque Tightening torque for screws to DIN 912; grade 10.9.
Ca 172000 N Basic dynamic load rating; axial
C0a 1110000 N Basic static load rating; axial
Cua 25000 N Fatigue limit load; axial
nG 2000 1/min Limiting speed The limiting speeds increased by a factor of two are valid for bearings of the current generation with the internal suffix -B.
caL 4000 N/µm Axial rigidity of bearing position Rigidity values taking account of the rolling element set; rigidity of the bearing rings and the screw connections.
crL 800 N/µm Radial rigidity of bearing position Rigidity values taking account of the rolling element set; rigidity of the bearing rings and the screw connections.
ckL 60000 Nm/mrad Tilting rigidity of the bearing position Rigidity values taking account of the rolling element set; rigidity of the bearing rings and the screw connections.
caL 5400 N/µm Axial rigidity of rolling element set
crL 800 N/µm Radial rigidity of rolling element set
ckL 90000 Nm/mrad Tilting rigidity of rolling element set
ZKLDF325 YRT Rotary Table Bearings

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