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Gaomi Eastland Oilwell Machinery Co.,Ltd
Piston
Eastland offers a full line of API taper pistons both for duplex
and triplex mud pump. We have right options for your applications
with versatile options of replaceable rubbers, urethane or bonded
urethane pistons.
Bonded Urethane Piston
These pistons are constructed of urethane bonded to a solid metal
hub, Double durometer urethane is designed to provide optimum
performance in oil base or water base mud and high drilling
pressure.
● Designed with harder, denser polyurethane construction
● High pressure mud pump service
● Maximum operating temperature is 180 ℉
● Extended service life
Replaceable Urethane Piston
These pistons are constructed of replaceable urethane mounted to a
solid metal hub which is designed for high temperature drilling
mud.
● Rated for all drilling conditions
● Maximum operating temperature is 230 ℉
● High pressure mud service
● Extended service life
Replaceable Rubber Piston
Replaceable rubber pistons are made with nitrile rubber to resist
extrusion and abrasion. These pistons are fully interchangeable
with most other manufactures products. Available
sizes are from 3″through 7-1/2″
3” | 3-1/2” | 4” | 4-1/2” | 5” | 5-1/2” | 6” | 6-1/4” | 6-1/2” | 6-3/4” | 7” | 7-1/4” | |
Duplex | K | K | K | K | B | B | B | L | L | L | L | L |
Triplex | K | K | K | K | B | B | B | L | L | L | L | L |
Piston Size | Red Thunder Bonded Pistons | Imperial Piston | Imperial Rubber Kits | Rubber Bonded | Long Life (Urethane) |
4'' | MK-RT-400 | MK-I40HK14/15 | MK-I40HK | MK-RB-400 | MK-LL-400 |
4½'' | MK-RT-440 | MK-I44HK14/15 | MK-I44HK | MK-RB-440 | MK-LL-440 |
5'' | MK-RT-500 | MK-I50HB14/15 | MK-I50HB | MK-RB-500 | MK-LL-500 |
5½'' | MK-RT-540 | MK-I54HB14/15 | MK-I54HB | MK-RB-540 | MK-LL-540 |
6'' | MK-RT-600 | MK-I60HB14/15 | MK-I60HB | MK-RB-600 | MK-LL-600 |
6½'' | MK-RT-640 | MK-I64HL14/15 | MK-I64HL | MK-RB-640 | MK-LL-640 |
7'' | MK-RT-700 | MK-I70HL14/15 | MK-I70HL | MK-RB-700 | MK-LL-700 |
PISTONS | |||||||||
SIZE | SUPREME | RUBBER | URETHANE | SUPREME | GREEN DUO | FLEXLIP | SUPREME | ||
4" | 05499400 | 07916800 | 012180170 | 1502052 | 011102926 | 015180102 | |||
4 1/4" | |||||||||
4 1/2" | 05499450 | 07916800 | 012180197 | 012180196 | 1502054 | 011102928 | 015180145 | 015180144 | |
4 3/4" | |||||||||
5" | 05499500* | 07916800 | 012180254 | 012180253 | 1502056 | 011103033 | 015180186 | 015180185 | |
5 1/4" | |||||||||
5 1/2" | 05499550* | 07916800 | 012180338 | 012180337 | 1502058 | 011103132 | 015180228 | 015180227 | |
5 3/4" | |||||||||
6" | 05499600* | 07916800 | 012180395 | 012180394 | 1502060 | 011103629 | 015180269 | 015180268 | |
6 1/4" | 07916800 | 012180493 | 1502061 | 011103322 | 015180285 | 015180284 | |||
6 1/2" | 05499650* | 07916800 | 012180536 | 012180535 | 1502062 | 011103827 | 015180301 | 015180300 | |
6 3/4" | |||||||||
7" | 05499700* | 07916800 | 012180619 | 012180618 | 1502064 | 011103926 | 015180343 | 015180342 |