Sherwin-Williams 3040 - Pump Parts List (3540;4043); Pump Component Part Numbers

824120 19
Parts: Pump for 3540 and 4043 Pressure Washers
Pump Model 803508, Series A
Ref Part
No. No. Description Qty.
1 803504 MANIFOLD, 3500/4000 psi 1
2 801468 SCREW, cap, hex hd 8
3 801469 WASHER, lock 8
4 Kit 1 O-RING
5 Kit 1 SEAT, valve
6 Kit 1 PLATE, valve
7 Kit 1 SPRING
8 Kit 1 GUIDE, valve
9 Kit 106 O-RING
10 Kit 106 CAP
11 Kit 1 VALVE ASSEMBLY
12 803283 SCREW, cap, socket hd 8
13 803506 COVER, crankcase; 3500/4000 psi 1
14 802500 O-RING, crankcase cover 2
15 803324 BEARING, tapered roller 2
16 Kit 2 SEAL, oil
17 803286 BUSHING, piston 3
18 803501 CRANKCASE, 3500/4000 psi 1
19 801475 DIPSTICK 1
20 803144 GASKET, cover 1
21 803287 CRANKSHAFT 1
22 803288 RING, retaining 6
23 802794 KEY 1
24 803289 PIN, wrist 3
25 803503 GUIDE, piston; 3500/4000 psi 3
26 803291 ROD, connecting 3
27 803292 SCREW, cap, socket hd 5
28 803507 COVER, crankcase; 3500/4000 psi 1
29 802345 GAUGE, sight 1
30 802793 PLUG, oil drain 1
31 Kit 107 O-RING
32 803294 SCREW, cap, socket hd 6
33 803652 WASHER, lock 6
34 Kit 107 WASHER, flinger
35 801490 PLUNGER, ceramic 3
803502 PLUNGER, ceramic 3
Ref Part
No. No. Description Qty.
36 Kit 107 RING, backup
37 Kit 107 WASHER
38 Kit 107 SCREW, piston
39 803505 COVER, crankcase; 3500/4000 psi 1
40 803296 SHIM 2
41 Kit 3 SEAL, oil
42 Kit 112 O-RING
43 Kit 112 RETAINER, packing
44 Kit 112 PACKING
Kit 109
45 Kit 112 RING, head
46 Kit 112 RETAINER, packing
47 Kit 112 RING, long life
48 801526 BRACKET, pump 2
49 802305 SCREW, cap, socket hd 4
50 802304 WASHER, lock 2
51 801482 PLUG, hex 1
52 801483 WASHER, flat 1
53 801484 PLUG, hex 1
54 801485 WASHER, flat 1
55 803508 PUMP, 3500/4000 psi 1
56 803517 LABEL, prevent freezing,
3500/4000 psi 1
57 802085 NIPPLE 1/2 1
58 801106 TEE 1/2 1
59 800113 FILTER (see manual 801744) 1
60 801111 NUT, garden hose 1
61 801110 ADAPTER, garden hose 1
62 801112 STRAINER, garden hose 1
63 803141 HOSE, bypass 1
64 802534 NIPPLE, hex; 1/2 NPSM x
1/2 NPT, 3500/4000 psi 1
65 800689 UNLOADER, 3500 psi
800427 UNLOADER, 4000 psi 1
66 801236 NIPPLE, hex, 1/2x3/8;
3500/4000 psi 2
67 801568 COUPLER, male; 3/8 1
68* 804388 INJECTOR, chemical 1
*Chemical Injector Repair Kit 244351
NOTE: Chemical Injector Repair Kit 244351 is differ-
ent from Chemical Injector Repair Kit 244350.