Linear Ball Bearings Round Flange Mount
Ball Bearings – Round Flange Mount EPF
Mounting Holes (x4)
Z
X
Dp
Y
D
Df
dr
t
L
EFP Series
DIMENSIONAL INFORMATION
(Standard Steel Finish)
Part No. Standard Polymer Cage EPF8G EPF12G EPF16G EPF20G EPF25G EPF30G EPF40G EPF50G Part No. Standard Polymer Cage EPF8G EPF12G EPF16G EPF20G EPF25G EPF30G EPF40G EPF50G
Nominal Diameter
Major Dimensions & Tolerances
Weight
Size
dr
Tolerance
D
Tolerance
L
Tolerance
Ball Circuit
mm mm
mm
G
mm
mm
mm
mm
8
8
+0.008/0 +0.008/0
4 4 5 5 6 6 6 6
41 80
16 22 26 32 40 47 62 75
0/-0.013 0/-0.016 0/-0.016 0/-0.019 0/-0.019 0/-0.019 0/-0.022 0/-0.022
25 32 36 45 58 68 80
±0.3 ±0.3 ±0.3 ±0.3 ±0.3 ±0.3 ±0.3 ±0.3
12 16 20 25 30 40 50
12 16 20 25 30 40 50
+0.009/-0.001 +0.009/-0.001 +0.011/-0.001 +0.011/-0.001 +0.013/-0.002 +0.013/-0.002
103 182 335 560
1175 1745
100
Nominal Diameter
Major Dimensions & Tolerances – Flange
Load Ratings
Dynamic C
Static Co
Size
dr
Tolerance
Df
T
Dp
X
Y
Z Eccentricity Squareness
mm mm
mm
mm mm mm mm mm mm
μ m
μ m
N
N
8
8
+0.008/0 +0.008/0
32 42 46 54 62 76 98
5 6 6 8 8
24 32 36 43 51 62 80 94
3.5 4.5 4.5 5.5 5.5 6.6
6.5 3.1
12 12 12 15 15 15 17 17
12 12 12 15 15 15 17 17
265 510 578 862 980
402 784 892
12 16 20 25 30 40 50
12 16 20 25 30 40 50
8 8
4.1 4.1
+0.009/-0.001 +0.009/-0.001 +0.011/-0.001 +0.011/-0.001 +0.013/-0.002 +0.013/-0.002
9.3 5.1 9.3 5.1
1370 1570 2740 4020 7940
10 13 13
11 14 14
6.1 8.1 8.1
1570 2160 3820
9 9
112
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 83
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