Name: 4RV-AF slurry pump parts
SKU: 4RV-AF

4RV-AF — what pump is it and how to read its parts?

It belongs to AF foam pump. The table below lists all its parts from the factory parts book; the first items usually replaced are ImpellerA05 (DAF4127) , LinerA05 (E4110) , Spiral Throat BushA05 (DAF4041) , Throat BushA05 (E4083) .

To get a quote, just give us the pump model + part code + material + quantity, e.g. "4RV-AF E4147 A05 2 pc”.
A nameplate or a photo of the old part also works: 13930163303 (WeChat same number) or email sale@pumpq.com.
Confused by part names? See the glossary to understand “liner”, “expeller cover” and “A05”.

Same-series Comparison (AF foam pump) View all models of this type →

Within a series, larger suction/discharge sizes generally mean higher flow, head and max particle size. The table lists models of this series with collected clean-water performance (parts-only models and frame variants are in the “Same-series Models” tags at the page bottom), so you can move up or down the range; click “Details” for the full parts list.

models	Flow m³/h	Head m	Speed r/min	Rated Power kW	Particle Size mm	Action
2QV-AF	7.2-33	5-30	800-1800	15	—	Details
3QV-AF	10-104	10-28	700-1500	20	—	Details
4RV-AF	15-130	6-28	500-1050	40	—	This page
6SV-AF	55-330	6-25	350-680	75	—	Details

Parameters are factory clean-water values; convert by slurry specific gravity and concentration for slurry duty.“—” = particle size not yet collected: rubber-lined (R / LR / SPR) models allow smaller particles than the metal version of the same size, and some large-bore models have no published data.Final selection is subject to the factory selection confirmation sheet.

4RV-AF Parts List (27 items)

The table below lists all parts of this model — part name, part code, material/spec, unit weight and unit. Click a part code to see its materials and every model it fits.

Part Name	Part Code	Material / Spec	Unit Wt.	Unit
Labyrinth Sleeve	RV062	HT200	5	pc
Bearing Thrust Ring	RV077	CS1	2.6	pc
Bearing Guard Sleeve	RV008	45	26.3	pc
Bearing BodyQT	RV004-1	QT500-7	192	pc
End Cover	RV024	HT200	10	pc
Lower End Cover	RV024L-1	HT200	11	pc
O-ring	RV217	NBR	—	pc
End-cover Gasket	RV025	Neoprene	—	pc
Oil Slinger Ring	RV184-1	Neoprene	—	pc
Oil Seal	RV089	NBR	—	pc
Shaft	RVAF073	45	275.12	pc
Feed Box	RVAF133-3	A3.A3F	1119.5	pc
Mounting Plate	RVAF019	A3.A3F	260.64	pc
Baffle Plate	DAF4190	A3.A3F	9.33	pc
ImpellerA05	DAF4127	KmTBCr26	27	pc
Spiral Throat BushA05	DAF4041	KmTBCr26	43	pc
O-ring	E064	NBR	—	pc
LinerA05	E4110	KmTBCr26	120	pc
Throat BushA05	E4083	KmTBCr26	48.4	pc
Cover Stud	E4015M	45	3.19	pc
Pump Casing	E4032	HT200	141	pc
Pump Cover(6/4E frame only)	E4013	HT200	118	pc
Suction Gasket	E4060	Natural Rubber	—	pc
Discharge Gasket	E4132XLP	Natural Rubber	—	pc
Liner Gasket	E4124	Natural Rubber	—	pc
Labyrinth Ring	R108	HT200	—	pc
Locating Wedge240X38	SBB050-82	A3.A3F	0.67	pc

Weights are for reference onlyUnit weight varies with material, batch and minor structural changes, For reference only — actual weight per drawing and factory weighing. For exact weights call 13930163303 (WeChat same number) to verify.

Ordering: send “pump model 4RV-AF + part code + material" and we will confirm the quote; for non-listed non-standard parts, provide a drawing or photos and we will help identify them.

Performance Parameters

Pump Model	4RV-AF
Category	Slurry Pumps
Series	AF foam pump
Rated Power	40 kW
Flow	15-130 m³/h (— L/s)
Head	6-28 m
Speed	500-1050 r/min
Peak Efficiency	55 %
NPSH	— m
Blades	5
Impeller Dia.	397 mm
Wet-end Material	High-chrome A05 (A07/A33/A49 optional)
Drive	The bearing housing carries a motor seat or motor bracket; direct or indirect drive can be used, and the speed can be changed simply by replacing the belt pulley
Shaft Seal	Same as the AH series: gland packing, expeller seal with expeller cover, and mechanical seal
Model Nomenclature	2QV-AF: uses the QV bearing assembly; AF series foam pump.

Same-series Models View all models of this type →

2QV-AF 3QV-AF 6SV-AF

4RV-AF Slurry Pump Parts List (27 items / 27 part codes)