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Mains Units

NMT High Temperature plunger pump

NMT1220SHTL

Part number 1.099-306.0

  • 12.5Flow, l/min
  • 150Pressure, bar
  • 1000Speed, rpm
  • 3.5Power, kW

50 or 60 Hz The maker gives figures for both supplies.

Hawk NMT High Temperature pump

Specification

Flow
12.5 l/min (15 l/min at 60 Hz)
Pressure
150 bar
Speed
1000 rpm (1200 rpm at 60 Hz)
Absorbed power
3.5 kW (4.2 kW at 60 Hz)
Max water temperature
85 °C
Shaft side
Left
Shaft
Solid
Inlet
G 1/2
Outlet
G 3/8
Weight
10.3 kg
Oil
0.7 litres, SAE 10W-40

Kits

Extraordinary maintenance7

Part numberDescriptionPer pumpSuppliers
1.099-749.0Plunger, 20 mm3 
1.099-751.0Plunger oil seal kit1 
1.904-133.0Valve plug assembly6 
1.904-796.0Complete manifold1 
1.905-542.0Crankcase seal kit1 
1.905-544.0Connecting rod and plunger rod assembly3 
1.905-580.0Complete seal packing, 20 mm1 

Ordinary maintenance2

Part numberDescriptionPer pumpSuppliers
1.099-852.0Plunger seal kit, 20 mm1 
1.905-708.0Complete valve kit1 

Optional parts1

Part numberDescriptionPer pumpSuppliers
9.853-426.0Threaded brass plug G1/41 

Tools2

Part numberDescriptionPer pumpSuppliers
1.099-667.0Tool-kit1 
1.904-414.0Oil seal extractor tool-kit1 

Exploded view

Hawk exploded view of the NMT High Temperature pump, with position numbers
Hawk's drawing. The numbers match the positions in the parts list below. Open the picture to zoom in.

Parts list

Positions are the balloon numbers on Hawk's exploded view. A part with no number of its own comes in the kit shown beside it.

PosPart numberDescriptionQtyIn kit
1 9.850-375.0 Crankcase1
2 Kit only Plunger oil seal3 1.099-751.0
3 Kit only O-ring Ø1.78 x 31.473 1.099-852.0, 1.904-796.0, 1.905-580.0
4 Kit only Pressure ring 20 mm3 1.904-796.0, 1.905-580.0
5 Kit only Low pressure "U" seal Ø20 mm3 1.099-852.0, 1.904-796.0, 1.905-580.0
6 Kit only Intermediate ring 20 mm3 1.904-796.0, 1.905-580.0
7 Kit only High pressure "U" seal Ø20 mm3 1.099-852.0, 1.904-796.0, 1.905-580.0
8 Kit only Copper washer G1/21 1.904-796.0
9 Kit only Brass plug G1/2 nickel plated1 1.904-796.0
10 Kit only Manifold housing nickel plated1 1.904-796.0
11 Kit only O-ring Ø2.62 x 17.136 1.904-796.0, 1.905-708.0
12 Kit only Valve assembly6 1.904-796.0, 1.905-708.0
13 Kit only O-ring Ø2.62 x 20.296 1.904-133.0, 1.904-796.0, 1.905-708.0
14 Kit only Valve plug nickel plated6 1.904-133.0, 1.904-796.0
15 Kit only Manifold stud bolt M8 x 65 8.88 1.904-796.0
16 Kit only Washer Ø8,516 1.904-796.0
17 Kit only Copper washer G3/81 1.904-796.0
18 Kit only Brass plug G3/8 nickel plated2 1.904-796.0
19 Kit only Valve seat6 1.904-796.0, 1.905-708.0
20 Kit only Valve plate6 1.904-796.0, 1.905-708.0
21 Kit only Valve spring6 1.904-796.0, 1.905-708.0
22 Kit only Valve cage6 1.904-796.0, 1.905-708.0
23 9.851-501.0 Hexagonal screw M8 x 188
24 9.850-626.0 Closed bearing housing1
25 Kit only O-ring Ø1.78 x 60.052 1.905-542.0
26 9.850-349.0 Roller bearing 332052
27 9.850-178.0 Single - ended shaft1
28 9.850-446.0 Crankshaft key1
29 9.851-286.0 Oil dip stick1
30 Kit only Crankshaft seal1 1.905-542.0
31 9.850-547.0 Shim1
32 9.850-625.0 Bearing housing1
33 Kit only Plunger nut3 1.099-749.0, 1.905-544.0
34 Kit only Copper spacer Ø11.2/15 x 0.53 1.099-749.0, 1.905-544.0
35 Kit only Plunger 20 mm3 1.099-749.0
36 Kit only Copper spacer Ø11.3/24 x 0.53 1.099-749.0
37 Kit only O-ring Ø1.78 x 7.663 1.099-749.0, 1.905-544.0
38 Kit only Teflon ring3 1.099-749.0, 1.905-544.0
39 Kit only Plunger rod3 1.905-544.0
40 Kit only Connecting rod3 1.905-544.0
41 Kit only Connecting rod pin3 1.905-544.0
42 Kit only Spring washer Ø66 1.905-544.0
43 Kit only Connecting rod screw M6 x 306 1.905-544.0
44 Kit only O-ring Ø2.62 x 126.671 1.905-542.0
45 9.850-388.0 Crankcase cover1
46 Kit only O-ring Ø1.78 x 141 1.905-542.0
47 Kit only Brass plug G 3/81 1.905-542.0
48 Kit only Sight glass, G3/41 1.905-542.0
49 9.851-474.0 Screw M6 x 164

Motor

A 6-pole motor of at least 3.5 kW drives this pump at 1000 rpm on 50 Hz. On a 60 Hz supply a motor with the same poles turns it at 1200 rpm, where it takes 4.2 kW. Order that motor wound for 60 Hz and rated for at least that power.

MotorkWrpmFrameClassA at 400 VSuppliers
RN 132Ma6 4950IEC 132MIE19.7  

The contactor and overload relay for each motor are on the motor's page.

Flange

The flange bolts the pump to the face of the motor. It depends on the motor's IEC frame.

Coupling

The flexible coupling joins the motor shaft to the pump shaft inside the flange.

Other Hawk NMT High Temperature pumps

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