PRODUCTS


FAG
684-2Z
Deep groove ball bearing 684-2Z
Add item
Main Dimensions & Performance Data
d
4 mm
Bore diameter
D
9 mm
Outside diameter
B
4 mm
Width
Cr
641 N
Basic dynamic load rating, radial
C0r
226 N
Basic static load rating, radial
Cur
6 N
Fatigue load limit, radial
nG
81,000 1/min
Limiting speed
≈m
0.002 kg
Weight

Mounting dimensions
da min
4.6 mm
Minimum diameter shaft shoulder
Da max
8.4 mm
Maximum diameter of housing shoulder
ra max
0.1 mm
Maximum fillet radius

Dimensions
rmin
0.1 mm
Minimum chamfer dimension
D2
8.1 mm
Caliber diameter outer ring
d1
5.2 mm
Shoulder diameter inner ring

Temperature range
Tmin
-30 °C
Operating temperature min.
Tmax
120 °C
Operating temperature max.

Calculation factors
f0
12.8
Calculation factor

Your current product variant
Logistical codeHLC-
Sealing2ZNon-contact shield on both sides
CageJNsteel sheet metal
Tolerance classPNNormal (PN)
Dimensional / heat stabilization SNRings dimensional stabilized up to 120°
LubricantL138Grease (L138/customer specific)
Bore typeZCylindrical
Radial internal clearanceCN (Group N)Normal internal clearance
Add item