High Pressure Plunger Pump · Frame size 5 PFR 350

This triplex (three plunger rods) positive displacement, reciprocating plunger pump is constructed with a chrome-plated brass manifold, 304 stainless steel valve assemblies, solid ceramic plungers and standard NBR (Buna-N) seals and O-rings.

The 1420 min⁻¹ permits multiple drive options, including direct drive with a bell housing and flexible coupling, clutch or belt drive.

Request this pump Data sheet (PDF) Spare parts

Technical specifications

Flow rate	15.3 l/min
Operating pressure	150 bar
Speed	1,450 min⁻¹
Inlet port	1/2" NPT
Discharge port	3/8" NPT
Shaft diameter	20 mm
Material	Brass

Downloads

CAD files

Spare parts

Click an item in the drawing or in the parts list to add it to your request list. We turn it into a quotation – no order is placed.

7 kits bundle wearing parts of this pump ↓

Skip the drawing, go to the parts list

Parts list

Item	Part no.	Description	Qty
5	125824	Screw, HHC Sems (M6x16) 8/4STCP	8
8	43344	Cover, Bearing 2/1/2AL
10	43343	O-Ring, Bearing Cover - 70DNBR	2
11	43222	Seal, Oil, Crankshaft 2/1/2NBR
15	14480	Bearing, Ball 2-2-2STL	2
20	45883	Rod, Connecting AssemblyHS	3
25	43342	Crankshaft, Dual-End (M18) (Models 310, 310B)FCM	1
30	44949	Cover, Blind Shaft (Models 340, 340B)AL	1
32	43211	Cap, Oil FillerABS	1
33	14177	O-Ring, Oil Filler Cap - 70DNBR	1
37	92241	Gauge, Oil, Bubble with Gasket - 80D 1 - 2PC	1
38	44428	Gasket, Flat, Oil Gauge - 80DNBR	1
40	126541	Screw, HHC Sems (M6 x 20)STCP	4
48	25625	Plug, Drain (1/4" x 19 BSP[M])STCP	1
49	23170	O-Ring, Drain Plug - 70DNBR	1
50	48772	Cover, Rear [07/08]AL	1
51	48773	O-Ring, Rear Cover [07/08]NBR	1
53	48769	CrankcaseAL	1
56	43355	Pan, OilPOP	1
64	43351	Pin, CrossheadCM	3
65	43365	Rod, PlungerZZCP	3
70	43228	Seal, Oil, CrankcaseNBR	3
75	43328	Slinger, BarrierS	3
88	45697	Washer, Keyhole (M18 x 10)S	3
90	43367	Plunger (M20x72)CC	3
96	43235	Backup Ring, Plunger RetainerPTFE	3
97	17399	O-Ring, Plunger Retainer - 80DNBR	3
98	45891	Gasket, Plunger Retainer (M12.5)CU	3
99	104360	Retainer, Plunger with StudS	3
100	45688	Retainer, Seal, 2-PiecePVDF	3
101	43302	Wick, Long Tab	3
106	43305	Seal, Low-Pressure with S-SpringNBR	3
120	45679	Case, SealBB	3
121	14200	O-Ring, Seal Case - 70DNBR	3
125	43307	Seal, High-Pressure with S-SupportSNG	3
139	22179	Plug, Inlet (1/2" NPT[M]) (Not Shown)BBCP	1
162	48361	Backup Ring, SeatD	6
163	43358	O-Ring, SeatNBR	6
164	43725	SeatS	6
166	43723	Valve, Q.V.S	6
167	43750	Spring, ValveS	6
168	44565	Retainer, Spring, DischargePVDF	6
172	49382	O-Ring, Valve Plug - 90DNBR	6
174	43849	Plug, ValveBBCP	6
185	44837	Head, ManifoldBBCP	1
185	49721	Head, ManifoldSBCP	1
188	126520	Screw, HSH Sems (M10 x 35)STCP	2
–	30057	Key (M6 x 6 x 25)	1
–	30243	Mount, Direct (Belt-Drive Only)	1
–	30659	Kit, Complete Mounting (Inclds: 30611, 30633, 118672) (Belt Drive Only)	1
–	30696	Reverse Pliers (Not Shown)	1
–	33004	Socket, Seal Case (1/2" Drive) (Not Shown)	1
–	34334	Kit, Oil Drain (3/8" x 24") (Not Shown) 1	1
–	43838	Crankshaft, Dual-End (M12) (Models 350, 350B)FCM	1
–	44945	Crankshaft, Single-End (M10) (Models 340, 340B)FCM	1
–	118672	Protector, Shaft (Model 5CP5120)	1
–	126610	Mounting, Angle Rail (STZP R)	1
–	810027	Head, Complete with NBR Seals and O-Rings (Models 310, 340, 350)	1
–	818471	Head, Complete with NBR Seals and O-Rings (Models 310B, 340B, 350B)	1
–	828710	Protector, Oil Cap with Foam Gasket 1	1
–	6132	Oil, Crankcase, Bottle 1l	1

in the request list covered by a requested kit

Seal and valve kits

A kit bundles the wearing parts of one assembly. Selecting it highlights the items it covers in the drawing and the parts list – once requested, they stay marked.

Seal kits

Seal kit

30623

NBR (STD)Medium Nitrile (Buna-N)

contains 6 items · one kit per pump
Parts list
- 97 17399 O-Ring, Plungerhalter 3×
- 101 43302 Ölfilz 3×
- 106 43305 Dichtung, Niederdruck m/S-Feder 3×
- 112 14200 O-Ring, Seal Case 3×
- 121 14200 O-Ring, Dichtungsgehäuse 3×
- 125 43307 Dichtung, Hochdruck m/S-Stütze 3×
Seal kit

34155

FPM (0.0110)Fluorocarbon

contains 6 items · one kit per pump
Parts list
- 97 14160 O-Ring, Plungerhalter 3×
- 101 43302 Ölfilz 3×
- 106 45153 Seal, Low-Pressure with S-Spring (Model 30) 3×
- 112 11719 O-Ring, Seal Case 3×
- 121 11719 O-Ring, Dichtungsgehäuse 3×
- 125 44936 Dichtung, Hochdruck m/SS-Stütze 3×
Seal kit

31163

EPDM (0.0220)Ethylene Propylene Diene Monomer

contains 5 items · one kit per pump
Parts list
- 97 46204 O-Ring, Plungerhalter 3×
- 101 43302 Ölfilz 3×
- 106 48429 Seal, Low-Pressure with S-Spring (Model 30) 3×
- 112 48907 O-Ring, Seal Case 3×
- 121 48907 O-Ring, Dichtungsgehäuse 3×
Seal kit

33623

HT (0.3000)Hi-Temp (EPDM Alternative)

contains 5 items · one kit per pump
Parts list
- 97 17399 O-Ring, Plungerhalter 3×
- 101 43302 Ölfilz 3×
- 106 43305 Dichtung, Niederdruck m/S-Feder 3×
- 112 14200 O-Ring, Seal Case 3×
- 121 14200 O-Ring, Dichtungsgehäuse 3×

Valve kits

Valve kit

30821

NBR (STD)Medium Nitrile (Buna-N)

contains 8 items · 2 kits per pump
Parts list
- 162 48361 Stützring, Ventilsitz 3×
- 163 43358 O-Ring, Ventilsitz 3×
- 164 43725 Ventilsitz 3×
- 166 43723 Ventil 3×
- 167 43750 Feder, Ventil 3×
- 168 44565 Federhalter, Ventil 3×
- 171 44832 Spring, Coil (Models: 301, 301C Only) 3×
- 172 49382 O-Ring, Ventilstopfen 3×
Valve kit

31821

FPM (0.0110)Fluorocarbon

contains 8 items · 2 kits per pump
Parts list
- 162 48361 Stützring, Ventilsitz 3×
- 163 44938 O-Ring, Ventilsitz 3×
- 164 43725 Ventilsitz 3×
- 166 43723 Ventil 3×
- 167 43750 Feder, Ventil 3×
- 168 44565 Federhalter, Ventil 3×
- 171 44832 Spring, Coil (Models: 301, 301C Only) 3×
- 172 15855 O-Ring, Ventilstopfen 3×
Valve kit

31162

EPDM (0.0220)Ethylene Propylene Diene Monomer

contains 8 items · 2 kits per pump
Parts list
- 162 48361 Stützring, Ventilsitz 3×
- 163 48908 O-Ring, Ventilsitz 3×
- 164 43725 Ventilsitz 3×
- 166 43723 Ventil 3×
- 167 43750 Feder, Ventil 3×
- 168 44565 Federhalter, Ventil 3×
- 171 44832 Spring, Coil (Models: 301, 301C Only) 3×
- 172 48431 O-Ring, Ventilstopfen 3×