PumpLookupPump and motor part numbers
Mains Units

NHDP 120 plunger pump

NHDPP1212R/

Hawk NHDP 120 pump

Specification

Hawk publish no figures for this model in the catalogues used here.

Kits

Extraordinary maintenance6

Part numberDescriptionPer pumpSuppliers
1.099-738.0Plunger, 16 mm3 
1.099-740.0Plunger oil seal kit1 
1.904-249.0Valve plug assembly6 
1.904-740.0Complete manifold1 
1.905-624.0Crankcase seal kit1 
1.905-742.0Connecting rod and plunger rod assembly3 

Ordinary maintenance2

Part numberDescriptionPer pumpSuppliers
1.904-739.0Plunger seals Ø16 mm1 
1.905-617.0Complete valve kit1 

Optional parts1

Part numberDescriptionPer pumpSuppliers
9.853-424.0Threaded brass plug G1/41 

Tools2

Part numberDescriptionPer pumpSuppliers
1.904-744.0Tool-kit1 
1.905-591.0Tool-kit extraordinary1 

Exploded view

Hawk exploded view of the NHDP 120 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 9.850-369.0 Crankcase1
2 9.853-555.0 Nhd plus cylinderhead spacer1
3 Kit only Plunger oil seal3 1.099-740.0
4 Kit only O-ring Ø1.78 x 26.73 1.904-739.0, 1.904-740.0
5 Kit only "U" seal Ø16 mm3 1.904-739.0, 1.904-740.0
6 Kit only Pressure ring Ø16 mm3 1.904-739.0, 1.904-740.0
7 Kit only "V" seal Ø16 mm3 1.904-739.0, 1.904-740.0
8 Kit only Support ring Ø16 mm3 1.904-739.0, 1.904-740.0
9 Kit only Copper washer G1/21 1.904-740.0
10 Kit only Brass plug G1/21 1.904-740.0
11 Kit only Cylinderhead1 1.904-740.0
12 Kit only O-ring Ø1.78 x 15.66 1.904-740.0, 1.905-617.0
13 Kit only Valve assembly6 1.904-740.0, 1.905-617.0
14 Kit only O-ring Ø1,78 x 18.776 1.904-249.0, 1.904-740.0, 1.905-617.0
15 Kit only Valve plug6 1.904-249.0, 1.904-740.0
16 Kit only Brass plug G1/41 1.904-740.0
17 Kit only Copper washer G1/41 1.904-740.0
18 Kit only Manifold stud bolt M14 x 602 1.904-739.0, 1.904-740.0
19 Kit only Lock-washer2 1.904-740.0
20 Kit only Copper washer G3/81 1.904-740.0
21 Kit only Brass plug G 3/82 1.904-740.0, 1.905-624.0
22 Kit only Valve seat6 1.904-740.0, 1.905-617.0
23 Kit only Valve plate6 1.904-740.0, 1.905-617.0
24 Kit only Valve spring6 1.904-740.0, 1.905-617.0
25 Kit only Valve cage6 1.904-740.0, 1.905-617.0
26 9.851-474.0 Screw M6 x 1612
27 9.850-379.0 Bearing cover2
28 Kit only Bearing seal1 1.905-624.0
29 9.850-554.0 Crankshaft seal spacer2
30 9.851-198.0 Snap ring Ø25 mm1
31 9.850-460.0 Ball bearing2
34 9.851-286.0 Oil dip stick1
35 Kit only Crankshaft seal1 1.905-624.0
36 Kit only Plunger bolt3 1.099-738.0
37 Kit only Bonded seal - Ø6,7 x 11 x 1 AISI 3043 1.099-738.0
38 Kit only Plunger Ø16 mm3 1.099-738.0
39 Kit only Copper spacer3 1.099-738.0
40 Kit only Plunger rod3 1.905-742.0
41 Kit only Connecting rod pin3 1.905-742.0
42 Kit only Connecting rod3 1.905-742.0
43 Kit only Spring washer Ø6 mm6 1.905-742.0
44 Kit only Connecting rod screw6 1.905-742.0
45 Kit only O-ring Ø2.62 x 111.621 1.905-624.0
46 9.850-392.0 Crankcase cover1
47 Kit only O-ring Ø1.78 x 141 1.905-624.0
48 Kit only Sight glass G3/41 1.905-624.0

Motor

The catalogues give no power or speed for this model, so no motor is matched. Ask a supplier, quoting the model NHDPP1212R/.

Flange

The flange depends on the motor, so it is chosen with the motor.

Coupling

The coupling depends on the motor shaft, so it is chosen with the motor.

Other Hawk NHDP 120 pumps

NHDP0412LNHDP0412RNHDP0612LNHDP0612RNHDP1012LNHDP1012RNHDP1112LNHDP1112RNHDP1212LNHDP1212RNHDP8512LNHDP8512R