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DrillDown Icon Backpack Sprayers
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DrillDown Icon 425, 475, 435, 485, 474, 476
DrillDown Icon 416
DrillDown Icon 416 Backpack Battery Sprayer Spare Parts List
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425, 475, 435, 485, 474, 476 Illustrated Backback Sprayer Parts List

Special Parts& Accessories 
(Not shownin parts list)
Click on order number to order desired part.

OrderNo. Description
4900310N Conversionkit (from piston to diaphragm pump)
0610406-K Diaphragm,pump repair kit includes 8, 11-13, (2 ea.), 24, 25,66
0610407-K Pistonrepair kit includes 8, 10-13, 20 (2 ea.), 24, 25, 44
0610411-K Wandrepair kit includes7-10, 22, 26, 34, 49, 103 (see 13)
0610409-K Piston,rod & collar kit includes 41-44, 54
4400203 PumpAssembly (425,435) includes 1,8,11,12,13,20 (2 ea.),39,40,41,42,43,44,54
4400221 PumpAssembly (475,485) 1,8,11,12,20 (2 ea.), 39,61,63,64,(13 ea.),65,66,67,68,69,70,72 (2 ea.), 106

 

BackpackSprayer Parts List -Order
Part numbers correspond withimage above.
Click on order number to order desired part.

Pos.No. OrderNo. For 
Model
Description
2 0010165 Bolt
3 0012185 Bolt
4 0030131 Washer
6 0012185 Bolt
7 0610402-K Shut-offvalve repair kit
8 0062258 gasket
10 0062115 O-ring
11 0062291 O-ring
12 0062139 O-ring
13 0062140 O-ring
14 0064234 Hose48" (item 34 incl.)
15 0066388 Hose clamp
16 0066394 Clamp
17 4043123 Stop Plate
18 4035111 Pump Shaft
20 4061257 ValvePlate
21 4200242 Red tankcap (item 48, 98 & 99incl.)
-- 4200305

Heavy 
Duty

Blacktank cap (item 48, 98 &99 incl.)
22 4074148 Retainingnut
23 4074323 Valve body
24 4074350 Sealingpiece
25 0070260 Compressionspring
26 4074337 Retainingnut
27 4074344 Controlknob
28 4074410 Bushing
29 4074263 Flat sprayjet
30 4074756 Swirlplate
31 4074283 Jet filter
32 4074755 Jet cap
33 4900527 Plasticadjustable nozzle (inc. a& b)
34 4074500 Clamp
35 4074527 Elbow
36 4200162

425,474,
475,476

Tank& frame assy., 4 gal
4200293 435,485 Tank &frame assy., 5 gal
37 4200166 FilterBasket
38 4300315 Carryingstrap (item 73 incl.)
39 4400240 Pressurecylinder 
(item 10, 23-25, 27 incl.)
40 4400168 Cylinderassy. (item 12,13,20 inc.)
41 4074409 Connectingrod without stud
42 4074262 Lever
43 4073558 Piston
44 4400189 Viston®collar
45 4800170 Shut-offvalve assy.
46 4800173 Pump lever(item 75 incl.)
47 4900230 Spray tube20"
48 4061342 Gasket
49 0031356 Washer
51 4074677 Protectivecover
52 0010110 Bolt
53 0020101 Hex nut
54 4074408 Connectingrod with stud
55 4074412 Buckle
60 4073411 Housing(diaphragm)
61 4073410 Flange
63 4400222 Valveassy. (item 12, 20 incl.)
64 0018275 Screw
65 4074247 Plunger
66 4074245 Diaphragm
67 4074233 Lever
68 4031130 Wrist pin
69 4074234 "R"connecting bracket
70 4074243 "L"connecting bracket
72 0010141 Bolt
73 4074833 Hook
74 4900252 Hollowcone jet nozzle 
(item 30, 32 incl.)
75 4074392 Grip
97 4074295 Pin
98 4061464 Vent plate
99 4074123 Vent cap
100 4074329 Lock clip
101 4074336 Retainingnut
102 4074335 Lever
103 0062271 O-ring
106 0062324 O-ring
1 4200215 Plug (item8 incl.)
9 0062106 O-ring
47 4900319 Spray wand27" (690 mm)
50 4900454 Fold awayhandle (item 58 incl.)
56 0020119 Nut
57 0012192 Bolt
58 4074996 Clip
59 0065210

Heavy 
Duty

Brassflay spray nozzle
76 4900430 Driftguard
80 4900477 Doublespray nozzle
81 4900528 Extensionwand 60" (1250 mm)
89 4065189 Pressure gaugeguard
90 4900356

Heavy
Duty

Pressuregauge w/connection parts
91 0065186 Pressuregauge
92 4900513 Extensiontube 20" (500 mm)
94 4074338 Retainingnut
95 0062249 O-ring
-- 0610410-P Adj. spraynozzle assy.
-- 4900207 Adj. spraynozzle
-- 4300314 Shouldersaver harness
-- 4900323 Organicliquid spray kit
-- 4200205 Reductioninsert, gaskets incl.
96 4900258N Elbownozzle assy.