NJ306-E-M1A FAG Cylindrical Roller Bearing 30x72x19mm

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

Main Dimensions & Performance Data
d 30 mm Bore diameter
D 72 mm Outside diameter
B 19 mm Width
C r 61,000 N Basic dynamic load rating, radial
C 0r 48,000 N Basic static load rating, radial
C ur 7,800 N Fatigue load limit, radial
n G 18,500 1/min Limiting speed
n ?r 8,900 1/min Reference speed
0.274 kg

Mounting dimensions
d a min 37 mm Minimum diameter shaft shoulder
d a max 40 mm Maximum diameter of shaft shoulder
D a max 65 mm Maximum diameter of housing shoulder
d c min 48 mm Minimum shaft shoulder
r a max 1 mm Maximum recess radius

Dimensions
r min 1.1 mm Minimum chamfer dimension
r 1 min 1.1 mm Minimum chamfer dimension
s 1.2 mm Axial displacement
E 62.5 mm Raceway diameter outer ring
F 40.5 mm Raceway diameter inner ring
D 1 min 59.2 mm Minimum rib diameter outer ring
d 1 44.95 mm Maximum rib diameter inner ring

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