Replace Pump Spares

We supply interchangeable slurry pump spares . Depending on different applications, we have different materials, such as high chrome, dual-phase steel, rubber, polyurethane, ceramic, etc.

With years of engineering expertise, we understand the strict tolerances and high standards required to build and maintain heavy-duty slurry pumps. The replacement parts we supply are fully compatible with leading pump brands on the market.

Our slurry pump components include impellers, volute liners, throat bushes, frame plate liner inserts, seals, shaft sleeves, bearing assemblies, and more. Many customers using well-known OEM pumps face high costs, long lead times, and limited customer support. To solve these issues, we began producing interchangeable replacement parts that deliver equal performance and durability—at a more competitive price point.

Because pump designs continue to evolve, sourcing new spare parts can be challenging. Long delivery times and high OEM prices often delay operations. Through close collaboration with our customers, we have developed updated replacement components. Even without drawings, we can manufacture custom spares directly from samples to meet urgent needs.

We can recommend the most suitable materials—such as A05, A07, A49, rubber, or ceramic—to match your application and operating conditions. All our replacement parts are precision-engineered for seamless interchangeability and reliable service life, while offering significant cost savings. Most components are stocked and can be shipped within five days of receiving your purchase order.

Below is a general parts list covering common slurry pump components. You may click on a part name or contact us directly for detailed specifications or to source the exact replacement parts you need.

Pump Parts Number

001	adjusting screw	003	Base
004	bearing housing	005	Bearing Assembly
008	Bearing Sleeve	009	Bearing
009D	Bearing(Drive End)	011	Clamp Washer
012	Clamp Bolt	013	Cover Plate
015	Cover Plate Bolt	016	Cover Plate Liner
018	Cover Plate Liner	023	Screw/Stud
024	End Cover	025	Shim/(Gasket)
026	FPL Insert Stud	027	End Cover Set Screw
028	Expeller	029	Expeller Ring
029R	Rubber Expeller Ring	032	Frame Plate
034	Frame Plate Blot	036	Frame Plate Liner
039	Frame Plate Stud	041	FPL Insert (back liner+expeller+volute liner)
044	Gland Assembly	045	Gland Bolt
046	Grease Retainer	060	Intake Joint
061	Labyrinth Locknut	062	Labyrinth
063	Lantern Ring	064	Impeller O-ring
067	Neck Ring	070	Shaft Key
073	Shaft	075	Shaft Sleeve
078	Stuffing Box	079	Stud
083	Throat Bush	085	Cotter
089	Bearing Seal	090	Shaft Seal
108	Piston Ring	109	Shaft O-ring
110	Volute Liner	111	Packing
117	Shaft Spacer	118	Lantern Restrictor
122	Stuffing Box Seal	124	Volute Cover Seal
125	FPL Insert Seal	126	Gland Bolt
132	Discharge Joint	138	Oil Cup Seat
179	Bearing Retainer	217	Impeller O Ring
239	Impeller Disassembly Device	241	Cup Gland
147	impeller

Abrasion Resistant Performance

Rype	Material Code	Material Description	(MPa)	ak(J/cm2)	HRC	Special Performance	Application
Abrasion resistant white iron	A05	KmTBCr26	≥700	6-10	≥56	Anti-erosion performance <A07 with certain corrosion resistance	For higher wear condition 5-12 of PH
Abrasion resistant white iron	A07	KmTBCr15Mo	≥550	4-8	≥59	Best anti-erosion performance, corrosion resistance <A04, A05	For higher wear condition
Abrasion resistant white iron	A01	KmTBCr8	≥550	6-8	≥55	Anti-erision performance≈90% of A05	For mud pump
Abrasion resistant white iron	A11	KmTBCrMnMo	≥400	3-6	38-42	Low-grade anti-erosion performance, low hardness, drilling tapping	For microscale fine partical & low-grade abrasion working conditions
Anti-wear & anti-corrosive iron	A49		≥600		43-49	Abtu-erosion performance, corrosion stability, in low ph environment, abrasion resistance≈A03	For low-grade PH corrosive environment, expecially suitable fro FGD(PH≥4), Usually used for low acid enviroment
Anti-wear & anti-corrosive iron	A33				35	Anti-erosion performance≈A03 corrosion resistance	To transport oxidability slurry of PH valve≥1, such as phosphogypsum, HN03, H2SO4, H3PO4, etc.
	A22		1200		45	Excellent erosion resistance, higher hardness	For dredging pump casing
Anti-wear cast steel	A23		700		HB 500-600	Higher hardness and anti-erode	To transport higher anti-wear & anti-corrosive working condition, such as parts of dredging pump, clean water pump, sewage pump, certain parts of slurry pump
Anti-wear cast steel	A25				HB 300-350	Low hardness, higher abrasion resistance, good weldable performance	For light ecrode and wear condition such as transporting aqueous medium of small gravel

Natural rubber Performance

Type	Item Description	R26	R55
Natural rubber	Hardness	41±4	52±3
Natural rubber	300% stretching strength N/Cm2	≥190	≥400
Natural rubber	Breaking strengh N/Cm2	≥2000	≥2200
Natural rubber	Elongate break %	≥500	≥500
Natural rubber	Pull apart permanet deformation %	≥30	≥25
Natural rubber	Pull strength:μg/Cm2	≥40	≥40

Our Company