Type 1-2.5" is suitable for MCM 250 pumps and Mission supreme 2500 pumps.
It is also suitable for other brands, such as mission® magnum, halco®, mattco, harrisburg®, national oilwell, mission®2500 supreme, spd mud hog®, derrick® premium 2500. Curflo®, Forum® etc. mud centrifugal pumps and ANSI pumps.
Dimensions: 2.5 inch, 1.875 inch and 1.5 inch
Material: Tungsten Carbide VS Tungsten Carbide, Viton, SS316 machining parts
They come with a highly polished sealing face and with viton bellows ans stainless steel springs
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.





If you need more information about seals and sleeve, pls. contact me directly.

It is also suitable for other brands, such as mission® magnum, halco®, mattco, harrisburg®, national oilwell, mission®2500 supreme, spd mud hog®, derrick® premium 2500. Curflo®, Forum® etc. mud centrifugal pumps and ANSI pumps.
Dimensions: 2.5 inch, 1.875 inch and 1.5 inch
Material: Tungsten Carbide VS Tungsten Carbide, Viton, SS316 machining parts
They come with a highly polished sealing face and with viton bellows ans stainless steel springs
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.
- MISSION PUMP REBUILD KIT (2.500")
- MATERIALS: VITON ELASTOMERS/TUNGSTEN FACE/TUNGSTEN STATIONARY SEAT
- KIT INCLUDES: MECHANICAL SEAL, PIN
- OEM #: NATIONAL OIL WELL PART # 22451-1
BRAND PART NUMBER MCM P25MS/TT Mission® 22451 Mattco® 17662 Harrisburg® 34A-250-MSI DL 721540 SDS MUD HOG® WVBUF9000 Halco H22451
*STAINLESS AND CERAMIC COATED SLEEVES AVAILABLE





If you need more information about seals and sleeve, pls. contact me directly.
