
Fristam Pumps
6
T
AbLE
A3: FKL R
OTOR
C
LEARANCES
Model
Standard Rotors
High Temperature Rotors
Back Face
Radial
Front Face
Back Face
Radial
Front Face
25
0.06-0.08
(0.0024-0.0031”)
0.05-0.09
(0.002-0.0035”)
0.07-0.17
(0.0028-0.007”)
0.11-0.12
(0.0039-0.0047”)
0.08-0.12
(0.0031-0.0047”)
0.13-0.23
(0.0051-0.0091”)
50
0.07-0.11
(0.0028-0.0043”)
0.055-0.105
(0.0022-0.0041”)
0.08-0.20
(0.0031-0.0079”)
0.11-0.15
(0.0043-0.0059”)
0.095-0.145
(0.0037-0.0057”)
0.15-0.27
(0.0059-0.0106”)
75
0.08-0.12
(0.0031-0.0047”)
0.075-0.125
(0.003-0.0049”)
0.10-0.22
(0.0039-0.0087”)
0.12-0.16
(0.0047-0.0063”)
0.125-0.175
(0.0049-0.0069”)
0.18-0.30
(0.0071-0.0118”)
150
0.08-0.12
(0.0031-0.0047”)
0.085-0.135
(0.0033-0.0053”)
0.13-0.25
(0.0051-0.0098”)
0.13-0.17
(0.0051-0.0067”)
0.135-0.185
(0.0053-0.0073”)
0.22-0.34
(0.0087-0.0134”)
250
0.09-0.13
(0.0035-0.0051”)
0.110-0.170
(0.002-0.0067”)
0.16-0.28
(0.0063-0.011”)
0.14-0.18
(0.0055-0.0071”)
0.18-0.24
(0.0071-0.0094”)
0.27-0.39
(0.0106-0.0154”)
400
0.10-0.14
(0.0039-0.0055”)
0.120-0.180
(0.0047-0.0071”)
0.16-0.30
(0.0063-0.0118”)
0.16-0.20
(0.0063-0.0079”)
0.20-0.26
(0.0079-0.0102”)
0.27-0.41
(0.0106-0.0161”)
Chocolate Rotors
25
0.24-0.26
(0.0094-0.0102”)
0.229-0.279
(0.009-0.011”)
0.265-0.345
(0.0104-0.0136”)
50
0.28-0.32
(0.011-0.0126”)
0.293-0.343
(0.0115-0.0135”)
0.316-0.396
(0.0124-0.0156”)
75
0.28-0.32
(0.011-0.0126”)
0.293-0.343
(0.0115-0.0135”)
0.316-0.396
(0.0124-0.0156”)
150
0.31-0.35
(0.0122-0.0138”)
0.305-0.355
(0.012-0.014”)
0.341-0.421
(0.0134-0.0166”)
250
0.33-0.37
(0.013-0.0146”)
0.380-0.440
(0.015-0.0173”)
0.380-0.460
(0.015-0.0181”)
400
0.36-0.40
(0.0142-0.0157”)
0.453-0.513
(0.0178-0.0202”)
0.407-0.507
(0.016-0.020”)
Dimensions are in millimeters (inches).