Pump Manufacturer

MDM

Suitable for the following industries

N- X
X
X
X-XXXX
Primary Rotary Face
A - Carbon
D - Silicon Carbide (RB)
G - Tungsten Carbide
H - Antimony Carbon
J - Sintered SiC
Primary Stationary Face
B - Alumina Cermic
D - Silicon Carbide
G - Tungsten Carbide
J - Sintered SiC
Primary Elastomer
X - Nitrile
Y - EPR
Z - Viton
Build Code
1
P
Q

Reference Sizes Table

Metric Sizes Table
Size d1 d3 d7 l1 l4
120 12 30.2 27.7 25.4 8.7
127 12.7 30.2 27.7 25.4 8.7
158 15.8 33.3 30.9 25.4 10.3
160 16 33.3 30.9 25.4 10.3
180 18 36.5 34.1 25.4 10.3
190 19 36.5 34.1 25.4 10.3
191 19.1 36.5 34.1 25.4 10.3
200 20 39.7 35.7 25.4 10.3
220 22 39.7 37.3 25.4 10.3
222 22.2 39.7 37.3 25.4 10.3
240 24 45.3 40.5 25.4 10.3
250 25 45.3 40.5 25.4 10.3
254 25.4 45.3 40.5 25.4 10.3
280 28 48.5 47.6 33.3 11.9
286 28.6 48.5 47.6 33.3 11.9
300 30 48.5 50.8 33.3 11.9
317 31.7 52.8 50.8 33.3 11.9
320 32 52.8 50.8 33.3 11.9
330 33 52.8 53.9 33.3 11.9
349 34.9 56 53.9 33.3 11.9
350 35 56 53.9 33.3 11.9
380 38 59.2 57.1 33.3 11.9
381 38.1 59.2 57.1 33.3 11.9
400 40 65 60.3 33.3 11.9
412 41.2 65 60.3 33.3 11.9
430 43 68 63.5 40.4 11.9
444 44.4 68 63.5 40.4 11.9
450 45 68 63.5 40.4 11.9
476 47.6 70 66.6 40.4 11.9
480 48 70 66.6 40.4 11.9
500 50 75 69.8 40.4 13.5
508 50.8 75 69.8 40.4 13.5
539 53.9 79 73 41 13.5
550 55 79 76.2 41 13.5
571 57.1 85.3 76.2 41 13.5
580 58 88 79.3 41 13.5
600 60 88 79.3 41 13.5
603 60.3 88 79.3 41 13.5
635 63.5 91.5 82.5 41 13.5
650 65 95 92.1 49 15.9
666 66.6 95 92.1 49 15.9
698 69.8 101.4 95.2 49 15.9
700 70 101.3 95.2 49 15.9
730 73 104.8 98.4 49 15.9
750 75 107.8 101.6 49 15.9
762 76.2 108 101.6 49 15.9
Imperial Sizes Table
Size d1 d3 d7 l1 l4
120 0.472 1.187 1.094 1 0.344
127 0.5 1.187 1.094 1 0.344
158 0.625 1.312 1.219 1 0.406
160 0.63 1.312 1.219 1 0.406
180 0.709 1.438 1.344 1 0.406
190 0.748 1.438 1.344 1 0.406
191 0.75 1.438 1.344 1 0.406
200 0.787 1.564 1.406 1 0.406
220 0.866 1.564 1.469 1 0.406
222 0.875 1.564 1.469 1 0.406
240 0.945 1.783 1.594 1 0.406
250 0.984 1.783 1.594 1 0.406
254 1 1.783 1.594 1 0.406
280 1.102 1.908 1.875 1.313 0.472
286 1.125 1.908 1.875 1.313 0.472
300 1.181 1.908 2 1.313 0.472
317 1.25 2.079 2 1.313 0.472
320 1.26 2.079 2 1.313 0.472
330 1.299 2.079 2.125 1.313 0.472
349 1.375 2.204 2.125 1.313 0.472
350 1.378 2.204 2.125 1.313 0.472
380 1.496 2.329 2.25 1.313 0.472
381 1.5 2.329 2.25 1.313 0.472
400 1.575 2.559 2.375 1.313 0.472
412 1.625 2.559 2.375 1.313 0.472
430 1.693 2.677 2.5 1.594 0.472
444 1.75 2.677 2.5 1.594 0.472
450 1.772 2.677 2.5 1.594 0.472
476 1.875 2.756 2.625 1.594 0.472
480 1.89 2.756 2.625 1.594 0.472
500 1.969 2.953 2.75 1.594 0.531
508 2 2.953 2.75 1.594 0.531
539 2.125 3.11 2.875 1.614 0.531
550 2.165 3.11 3 1.614 0.531
571 2.25 3.358 3 1.614 0.531
580 2.283 3.465 3.125 1.614 0.531
600 2.362 3.465 3.125 1.614 0.531
603 2.375 3.465 3.125 1.614 0.531
635 2.5 3.602 3.25 1.614 0.531
650 2.559 3.74 3.625 1.929 0.626
666 2.625 3.74 3.625 1.929 0.625
698 2.75 3.992 3.75 1.929 0.625
700 2.756 3.988 3.75 1.929 0.626
730 2.875 4.125 3.875 1.929 0.625
750 2.953 4.244 4 1.929 0.626
762 3 4.25 4 1.929 0.625