NJ304-E-M1-C3 FAG Cylindrical Roller Bearing 20X52X15mm

Design E Increased Capacity Design
Cage M1 Two Piece Brass Cage Roller Guided
Radial internal clearance C3 Group 3 (C3)
Tolerance class PN Normal (PN)
Number of rolling element rows 1 Single-row design

Main Dimensions & Performance Data
d 20 mm Bore diameter
D 52 mm Outside diameter
B 15 mm Width
C r 37,500 N Basic dynamic load rating, radial
C 0r 27,000 N Basic static load rating, radial
C ur 3,950 N Fatigue load limit, radial
n G 25,500 1/min Limiting speed
n ?r 11,900 1/min Reference speed
0.17 kg

Mounting dimensions
d a min 24 mm Minimum diameter shaft shoulder
d a max 27 mm Maximum diameter of shaft shoulder
D a max 45 mm Maximum diameter of housing shoulder
d c min 33 mm Minimum shaft shoulder
r a max 1 mm Maximum recess radius

Dimensions
r min 1.1 mm Minimum chamfer dimension
r 1 min 0.6 mm Minimum chamfer dimension
s 1 mm Axial displacement
E 45.5 mm Raceway diameter outer ring
F 27.5 mm Raceway diameter inner ring
D 1 min 42.35 mm Minimum rib diameter outer ring
d 1 31.25 mm Maximum rib diameter inner ring

Temperature range
T min -30 Degree celsius operating temperature min.
T max 150 Degree celsius operating temperature max.