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260TAC29D+L

Double-Direction Angular Contact Thrust Ball Bearings (NSKTAC D Series )

260TAC29D+L

Double-Direction Angular Contact Thrust Ball Bearings (NSKTAC D Series )

Parts Number
260TAC29DMYPN7+LC8
main product photo

Parts Number

260TAC29DMYPN7+LC8

Boundary Dimensions

d 260 mm Bore diameter
D 360 mm Outside diameter
T 120 mm Inner Ring Width
C 60 mm Outer Ring Width
r(min.) 2.1 mm Chamfer Dimension
r1(min.) 1.1 mm Chamfer Dimension

Basic Load Ratings

Ca 395 kN Basic Dynamic Load Rating
C0a 1390 kN Basic Static Load Rating

Speeds

Grease 1500 min-1 Limiting Speed (C6-Preload)
Oil (Oil-air) 1700 min-1 Limiting Speed (C6-Preload)
Grease 1300 min-1 Limiting Speed (C7-Preload)
Oil (Oil-air) 1500 min-1 Limiting Speed (C7-Preload)
Grease 1100 min-1 Limiting Speed (C8-Preload)
Oil (Oil-air) 1200 min-1 Limiting Speed (C8-Preload)

Dimensions

60° Contact Angle

Abutment and Fillet Dimensions

ra(max.) 2 mm Radius of Shaft or Housing Fillet
rb(max.) 1 mm Radius of Shaft or Housing Fillet
da 300 mm Diameter of Shaft Abutment
Da 344 mm Diameter of Housing Abutment

Performance

Pa 858 kN Permissible Axial Load

Preload,Rigidity(DB and DF arrangement)

Preload Axial Rigidity Measured axial clearance
C6 1193N 1671N/μm -3μm
C7 8859N 3274N/μm -15μm
C8 13254N 3750N/μm -20μm

Additional information

147 g/brg Recommended Grease Quantities

Mass

30.3 kg Mass(approx.)
CAD
More Information
NSK Product Type2 SP_ACTBB_TAC_D
NSK Product Type Super Precision Bearing

© NSK Ltd.

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