
F
riStam
P
umPS
6
t
abLe
a3: r
otor
c
LearanceS
in
miLLimeterS
(
reFerS
to
F
igure
19)
STANDARD FL2/3 ROTOR CLEARANCES
Model
Back Face
Front Face
Radial Sides
Radial Top
& Bottom
Rotor to
Rotor
15
0.06-0.08
(0.0024”-0.0031”)
0.07-0.15
(0.0028”-0.0057”)
0.09-0.12
(0.0036”-0.0046”)
0.07-0.10
(0.0028”-0.0039”)
0.07-0.12
(0.0028”-0.0047”)
58S
0.1-0.13
(0.0039”-0.0051”)
0.14-0.23
(0.0055”-0.009”)
0.175-0.205
(0.0069”-0.0081”)
0.115-0.145
(0.0045”-0.0057”)
0.12-0.16
(0.0047”-0.0063”)
58L
75S
0.14-0.17
(0.0055”-0.0067”)
0.20-0.29
(0.008”-0.011”)
0.264-0.294
(0.010”-0.012”)
0.14-0.20
(0.0055”-0.008”)
0.125-0.185
(0.005”-0.007”)
75L
0.325-0.358
(0.013”-0.014”)
0.19-0.25
(0.0075”-0.010”)
0.175-0.235
(0.0069”-0.009”)
75L
(FL3)
0.14-0.17
(0.0055”-0.0067”)
0.35-0.39
(0.014”-0.015”)
0.22-0.30
(0.009”-0.012”)
100S
0.19-0.23
(0.0075”-0.009”)
0.23-0.33
(0.008”-0.0011”)
0.4-0.446
(0.016”-0.018”)
0.18-0.34
(0.007”-0.013”)
0.19-0.265
(0.0075”-0.010”)
100L
0.485-0.531
(0.019”-0.021”)
0.26-0.43
(0.010”-0.017”)
0.275-0.35
(0.011”-0.014”)
100L
(FL3)
0.20-0.22
(0.008”-0.009”)
0.50-0.56
(0.020”-0.022”)
0.33-0.41
(0.013”-0.016”)
130S
0.19-0.23
(0.0075”-0.009”)
0.23-0.33
(0.009”-0.013”)
0.46-0.53
(0.018”-0.021”)
0.26-0.35
(0.010”-0.014”)
0.26-0.34
(0.010”-0.013”)
130L
0.21-0.25
(0.008”-0.010”)
0.32-0.42
(0.0125”-0.0165”)
0.55-0.62
(0.022”-0.024”)
0.35-0.44
(0.014”-0.0175”)
0.35-0.43
(0.014”-0.017”)
HIGH TEMPERATURE FL2/3 ROTOR CLEARANCES
Model
Back Face
Front Face
Radial Sides
Radial Top
& Bottom
Rotor to
Rotor
15
0.07-0.09
(0.0028”-0.0035”)
0.085-0.165
(0.0033”-0.0065”)
0.13-0.16
(0.005”-0.006”)
0.11-0.14
(0.0043”-0.0055”)
0.11-0.16
(0.0043”-0.0063”)
58S
0.12-0.20
(0.0047”-0.008”)
0.15-0.28
(0.006”-0.011”)
0.215-0.245
(0.0085”-0.0096”)
0.16-0.19
(0.006”-0.007”)
0.16-0.2
(0.0063”-0.008”)
58L
75S
0.16-0.25
(0.0063”-0.010”)
0.2-0.35
(0.008”-0.014”)
0.3-0.33
(0.012”-0.013”)
0.18-0.24
(0.007”-0.009”)
0.16-0.22
(0.0064”-0.009”)
75L
0.35-0.38
(0.014”-0.015”)
0.22-0.28
(0.009”-0.011”)
0.2-0.26
(0.008”-0.010”)
75L
(FL3)
0.22-0.24
(0.0086”-0.0094”)
0.35-0.39
(0.014”-0.015”)
0.22-0.30
(0.009”-0.012”)
100S
0.27-0.31
(0.011”-0.012”)
0.29-0.39
(0.011”-0.015”)
0.43-0.48
(0.017”-0.019”)
0.21-0.37
(0.008”-0.015”)
0.22-0.30
(0.009”-0.012”)
100L
0.52-0.56
(0.020”-0.022”)
0.29-0.46
(0.011”-0.018”)
0.31-0.38
(0.012”-0.015”)
100L
(FL3)
0.29-0.31
(0.011”-0.012”)
0.50-0.56
(0.020”-0.022”)
0.33-0.41
(0.013”-0.016”)
130S
0.29-0.31
(0.011”-0.012”)
0.30-0.38
(0.012”-0.015”)
0.50-0.55
(0.020”-0.022”)
130L
0.33-0.35
(0.013”-0.014”)
0.58-0.64
(0.023”-0.025”)
0.38-0.46
(0.015”-0.018”)