Linear Ball Bearings Round Flange Center Mount
Ball Bearings – Round Flange Center Mount JPFC
Z
Y
Mounting Holes (x4)
X
Dp
D
Df
dr
t
l
L
DIMENSIONAL INFORMATION
(Standard Steel Finish)
Part No. Standard Polymer Cage JPFC8G JPFC12G JPFC16G JPFC20G JPFC25G JPFC30G JPFC40G JPFC50G
Nominal Shaft Diameter
Major Dimensions & Tolerances
Weight
Size
dr
Tolerance
D
Tolerance
L
Tolerance
Ball Circuit
mm mm
μ m
G
mm
μ m
mm
μ m
8
8
0/-10 0/-10 0/-10 0/-12 0/-12 0/-12 0/-15 0/-15
4 4 5 5 6 6 6 6
51
15 21 28 32 40 45 60 80
0/-13 0/-16 0/-16 0/-19 0/-19 0/-19 0/-22 0/-22
45 57 70 80
±300 ±300 ±300 ±300 ±300 ±300 ±300 ±300
12 16 20 25 30 40 50
12 16 20 25 30 40 50
110 190 260 540 680
112 123 154 192
1570 3600
Part No. Standard Polymer Cage JPFC8G JPFC12G JPFC16G JPFC20G JPFC25G JPFC30G JPFC40G JPFC50G
Nominal Shaft Diameter
Major Dimensions & Tolerances – Flange
Load Ratings
Dynamic C
Static Co
Size
dr
Tolerance
I
Df
T
Dp
X
Y
Z Eccentricity Squareness
mm mm
μ m mmmmmmmmmmmmmm
μ m
μ m
N
N
8
8
0/-10 0/-10 0/-10 0/-12 0/-12 0/-12 0/-15 0/-15
20.0 32 25.5 42 32.0 48 36.0 54 52.0 62 56.5 74 69.0 96
5 6 6 8 8
24 32 38 43 51 60 78 98
3.5 6.5 3.1
15 15 15 20 20 20 25 25
15 15 15 20 20 20 25 25
431 813
784
12 16 20 25 30 40 50
12 16 20 25 30 40 50
4.5 4.5
8 8
4.1 4.1
1570 2350 2740 3140 5490 8040
1230 1400 1560 2490 3430 6080
5.5 9.3 5.1 5.5 9.3 5.1
10 13
6.6
11 14 14
6.1 8.1 8.1
9 9
89.5 116 13
15900
Only certified Simplicity 60 Plus Shafting provides maximum linear bearing performance. Inch Series–page 52 Metric Series–page 90
pbclinear.com • Engineering Your Linear Motion Solutions 107
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