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Our company provides different seal rings and O rings for F-500, F-800/1000, F-1300/1600, 3NB-1000, 3NB-1300C, 3NB-1600, QZ3NB350, QZ3NB-500, QZ3NB-1000, SL3NB-1300A,SL3NB-1600,PZ-7/8/9/10/11, A-850/1400PT/1700PT, 9-P-100, 10-P-130, 12-P-160, 14-P-220 mud pumps. Such as valve insert, liner gasket, liner cover gasket, valve liner gasket, O rings, piston seal, 1.5 rubber gasket, custom O rings, black rubber seal etc.
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NO. 1192, Xinhu Street, Dezhou City, Shandong, China