Oil seals and labyrinth seals for Mission Magnum, 2500 Supreme, MCM 250 etc. brands pumps.
MISSION 648408300 OIL SEAL INBRD COVER 20619-01 IN BOARD BEARING COVER OIL SEAL----2564-4H, P25IBBOS,5550-005, 5B-250-OGSI
MISSION 648408359 OIL SEAL O.B COVER 20619-02 OUTBOARD BEARING COVER OIL SEAL------2564-3H, P25OBBOS, 5550-007, 5A-250-OGSO
MISSION 648408409 EXCLUSION SEAL I.B Brg. COVER 20620-01 INBOARD BEARING COVER OIL SEAL-P251BBES, 5550-006,5C-250-SEXI
Type 250 mud centrifugal pumps and sand pumps replacing mcm®, mission® magnum, halco®, mattco, harrisburg®, Demco®, DL, Kemtron®, Marindco®, national oilwell, mission®2500 supreme, spd mud hog®, SDS mud hog®, SiteTec, derrick® premium 2500. Curflo®, Forum® and other major brand pumps.
Type 1-2.5" seal is identical to Mission pump seal NOV# 22451-1, 648414308 and T1-3.5" is identical to Mission Magnum XP pump seal NOV#24306, 658416102.
Trisun double cartridge seal is identical to Mission pump seal KCD Olympia double cartridge mechanical seal. .
Type 1 seal faces can be added diamond coating and has longer life time. We are the only one China seal manufacturer who can produce diamond coating on seals.
Dimensions:
3.5inch, 2.5 inch, 1.875 inch and 1.5 inch
Material:
Tungsten Carbide VS Tungsten Carbide, Viton, SS316 machining parts
Type 1 seals, same as NOV #22451-1, fit the following pumps too:
MISSION MAGNUM 1 and XL MUD PUMPS
NOV HALCO 2500 SUPREME MUD PUMPS
SPD 2.5″ MUD HOG CENTRIFUGAL PUMPS
Its sleeves are made of stainless steel and has two choices:
stainless steel and stainless steel with ceramic coating.
The sleeves with ceramic coating have longer service time and very good quality.
In harsh conditions, these pumps use cartridge seals and we also produce cartridge seals.
We also have other pump parts for MCM pumps, such as housing, impeller, bearings, oil seals etc.
If you need more information about seals and sleeve, pls. contact me directly.
Audited Supplier 
){kind=link}
){kind=link}