Pump Assembly – Parts
USE ONLY GENUINE GRACO PARTS AND ACCESSORIES
Ref.
No. Part No.
Description
Qty
Ref.
No. Part No.
Description
Qty
1
801–467
MANIFOLD
1
803–504
MANIFOLD, 3500 & 4000 psi
1
2
801–468
SCREW, Cap, hex hd
8
3
801–469
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 4 or 106 O-RING
10 KIT 4 or 106 CAP
11 KIT 1
VALVE ASSEMBLY
12 803–283
SCREW, Cap, socket hd
8
13 803–284
COVER, Crankcase.
1
803–506
COVER, Crankcase,
3500 & 4000 psi
1
14 802–500
O–RING, Crankcase Cover
2
15 803–324
BEARING, Tapered Roller
2
16 KIT 2
SEAL, Oil
17 803–286
BUSHING, Piston
1
18 802–895
CRANKCASE
1
803–501
CRANKCASE,
3500 & 4000 psi
1
19 801–475
DIPSTICK
1
20 803–144
GASKET, Cover
1
21 803–287
CRANKSHAFT
1
22 803–288
RING, Retaining
6
23 802–794
KEY
1
24 803–289
PIN, Wrist
3
25 803–325
GUIDE, Piston, 3000 psi
3
803–503
GUIDE, Piston,
3500 & 4000 psi
3
26 803–291
ROD, Connecting
3
27 803–292
SCREW, Cap, socket hd
5
28 803–293
COVER, Crankcase
1
803–507
COVER, Crankcase,
3500 & 4000 psi
1
29 802–345
GAUGE, Sight
1
30 802–793
PLUG, Oil Drain
1
31 KIT 6 or 107 O-RING
32 803–294
SCREW, Cap, socket hd
6
33 8033–652
WASHER, Lock
6
34 KIT 6 or 107 WASHER, Flinger
3
35 801–490
PLUNGER, Ceramic
3
803–502
PLUNGER, Ceramic
3
36 KIT 6 or 107 RING, Backup.
37 KIT 6 or 107 WASHER
38 KIT 6 or 107 SCREW, Piston
39 803–295
COVER, Crankcase
1
803–505
COVER, Crankcase,
3500 & 4000 psi
1
40 803–296
SHIM
2
41 KIT 3
SEAL, Oil
42 KIT 28 or 112 O-RING
43 KIT 28 or 112 RETAINER, Packing
44 KIT 28 or 112 PACKING
Kit 8 or 109
45 KIT 28 or 112 RING, Head
46 KIT 28 or 112 RETAINER, Packing
47 KIT 28 or 112 RING, Long Life
48 801–526
BRACKET, Pump
2
49 802–305
SCREW, Cap, socket hd
2
50 802–304
WASHER, Lock
2
51 801–482
PLUG, Hex
1
52 801–483
WASHER, Flat
1
53 801–484
PLUG, Hex
1
54 801–485
WASHER, Flat
1
55 801–624
PUMP, 3000 psi
1
803–508
PUMP, 3500 & 4000 psi
1
56 803–083
LABEL, Keep From Freezing
1
3000 psi
1
803–517
LABEL, Keep From Freezing
3500 & 4000 psi
1
57 802–085
NIPPLE 1/2
1
58 801–106
TEE 1/2
1
59 800–113
FILTER (see Instruction
Manual 801–744)
1
60 801–111
NUT, Garden Hose
1
61 801–110
ADAPTER, Garden Hose
1
62 801–112
STRAINER, Garden Hose
1
63 803–141
HOSE, Bypass
1
64 803–142
NIPPLE, Hex 1/2 NPSM x
3/8 NPT 3000 psi
1
802–534
NIPPLE, Hex 1/2 NPSM x
1/2 NPT, 3500 & 4000 psi
1
65 800–325
UNLOADER, 3000 psi
1
800–689
UNLOADER, 3500 psi
800–427
UNLOADER, 4000 psi
1
66 801–868
NIPPLE, Hex 3/8, 3000 psi
1
801–236
NIPPLE, Hex 1/2x3/8,
3500 & 4000 psi
2
67 801–568
COUPLER, Male 3/8
1
1/30/95
3X8–532 Rev. D