NSK 7911A5TYNSULP4 bearings
7911A5TYNSULP4, NSK, Super precision angular contact ball bearings, Contact angle A5: 25°


NSK, Super precision angular contact ball bearings
Measurement system
Metric
Bore diameter
55.000 mm
Outside diameter
80.000 mm
Width
13.000 mm
Cr
19000 N
C0r
16800 N
Limiting speed
20000 r/min
Net weight
0.184 kg
Number of rows
1
Contact angle deg
25
Sealing
Without
Cage
Resin cage
Bore type
Cylindrical
Outer diameter type
Cylindrical
Arrangement
Universal matching
Bearing material
Steel
Rolling material
Steel
Tolerance class
Class4 (P4)
Internal clearance
CN
Lubricant in bearing
None

In stock


Technical specification for NSK 7911A5TYNSULP4

Parts Number 7911A5TYNSULP4
NSK 7911A5TYNSULP4
Brand NSK
Contact Angle A5: 25°
Accuracy P4: ISO Class 4
Cage Polyamide resin
Arrangement Universal combination, single row
Boundary Dimensions
d 55 mm Bore diameter
D 80 mm Outside diameter
B 13 mm Width
r min. 1 mm Chamfer Dimension
r1 min. 0.6 mm Chamfer Dimension
Basic Load Ratings
Cr 19.0 kN Basic Dynamic Load Rating
C0r 16.8 kN Basic Static Load Rating
Speeds
Grease 14900 min-1 Limiting Speed
Oil 20000 min-1 Limiting Speed
Dimensions
a 22.2 mm Effective Load Center
Abutment and Fillet Dimensions
da min. 61 mm Diameter of Shaft Abutment
Da max. 74 mm Diameter of Housing Abutment
Db max. 75 mm Diameter of Housing Abutment
ra max. 1 mm Radius of Shaft or Housing Fillet
rb max. 0.5 mm Radius of Shaft or Housing Fillet
Performance
Pa 12.5 kN Permissible Axial Load
Preload,Rigidity(DB and DF arrangement)
Preload 196N L: light preload
Axial Rigidity 144N/μm
Measured axial clearance -5μm

Additional information

  1.1 g/brg Recommended Grease Quantities
Mass
Weight 0.184 kg (approx.)  
NSK, Super precision angular contact ball bearings

7911A5TYNSULP4, NSK, Super precision angular contact ball bearings, Contact angle A5: 25°; Polyamide resin cage, ball guided; Universal combination bearing, single row; Light preload; P4: ISO Class 4.

NSK 7911A5TYNSULP4, Bore diameter: 55 mm; Outside diameter 80 mm; Width 13 mm.

Comments

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