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FIELD ASSY
$60.98
Power Tool Parts Home
»
DeWALT Parts
»
DeWALT Pressure Washer Parts
»
DeWALT DP3900 Pressure Washer Parts
DeWALT DP3900 Pressure Washer Parts
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Parts Diagrams (Large View)
DP3900 Parts Diagram (Page 1)
DP3900 Parts Diagram (Page 2)
DP3900 Parts Diagram (Page 3)
DP3900 Parts Diagram (Page 4)
DP3900 Parts Diagram (Page 5)
DP3900 Parts Diagram (Page 6)
Tool Info
DeWALT DP3900 Pressure Washer Information and Reviews
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Replacement Parts
Compatible with DeWALT DP3900 Pressure Washer
Fig # +
Part #
Image
Part Name
Availability
Price
Enter Order Qty.
2
A08896
SCREW [
Info
]
Ships in 1-2 weeks
$10.02
3
P313
WASHER LOCK GEN 9670 [
Info
]
Ships in 1-2 weeks
$1.72
5
5140046-15
SCREW [
Info
]
Ships in 1-2 weeks
$10.11
9
A08904
ORING [
Info
]
Ships in 1-2 weeks
$1.94
10
A08905
CAP VALVE [
Info
]
Ships in 1-2 weeks
$40.83
11
A08927
KIT VALVE [
Info
]
Ships in 1-2 weeks
$197.45
12
15713
SCREW .250-20X.50 GE [
Info
]
Ships in 1-2 weeks
$1.51
13
15898
COVER BEARING [
Info
]
Ships in 1-2 weeks
$15.52
14
A08906
INDICATOR OIL LEVEL [
Info
]
Ships in 1-2 weeks
$35.59
15
15727
ORING [
Info
]
Ships in 1-2 weeks
$3.28
17
A08928
KIT OIL SEAL [
Info
]
Ships in 1-2 weeks
$102.80
19
P467
DIP STICK [
Info
]
Ships in 1-2 weeks
$17.25
22
A08907
GUIDE PLUNGER [
Info
]
Ships in 1-2 weeks
$72.48
23
A08908
ROD CONNECTING [
Info
]
Ships in 1-2 weeks
$81.54
24
A08909
ORING COVER [
Info
]
Ships in 1-2 weeks
$10.55
Fig #
Part #
Image
Part Name
Availability
Price
25
A08910
COVER REAR CRANKCASE [
Info
]
Ships in 1-2 weeks
$98.84
26
A08911
SCREW [
Info
]
Ships in 1-2 weeks
$3.85
27
A08912
ORING [
Info
]
Ships in 1-2 weeks
$1.80
28
A08913
PLUG [
Info
]
Ships in 1-2 weeks
$21.75
29
A08914
PIN CON ROD [
Info
]
Ships in 1-2 weeks
$34.29
30
A08915
FLINGER WASHER [
Info
]
Ships in 1-2 weeks
$4.92
31
A08916
RING ANTI EXTRUSION [
Info
]
Ships in 1-2 weeks
$4.19
32
A08917
ORING [
Info
]
Ships in 1-2 weeks
$2.40
33
P619
PLUNGER CERAMIC GEN [
Info
]
Ships in 1-2 weeks
$141.70
34
A08918
BUSHING [
Info
]
Ships in 1-2 weeks
$8.57
35
15-838
SPANNER WRENCH [
Info
]
Ships in 1-2 weeks
$11.14
40
A08930
RETAINER [
Info
]
Ships in 1-2 weeks
$65.89
41
A08929
KIT WATER PACK [
Info
]
Ships in 1-2 weeks
$292.77
43
A08931
RETAINER [
Info
]
Ships in 1-2 weeks
$72.48
49
A08919
INDICATOR OIL LEVEL [
Info
]
Ships in 1-2 weeks
$26.99
Fig #
Part #
Image
Part Name
Availability
Price
50
A08920
ORING [
Info
]
Ships in 1-2 weeks
$1.80
61
A08921
FLANGE ENGINE [
Info
]
Ships in 1-2 weeks
$74.23
62
5140046-41
OIL SEAL [
Info
]
Ships in 1-2 weeks
$50.57
63
A08922
WASHER [
Info
]
Ships in 1-2 weeks
$1.80
64
A08923
SCREW [
Info
]
Ships in 1-2 weeks
$5.27
91
A08934
KIT UNLOADER [
Info
]
Ships in 1-2 weeks
$316.28
91
5140047-15
HANDLE [
Info
]
Ships in 1-2 weeks
$33.78
120
P064
O-RING [
Info
]
Ships in 1-2 weeks
$4.45
121
A08924
NIPPLE [
Info
]
Ships in 1-2 weeks
$49.50
130
A08925
ORING [
Info
]
Ships in 1-2 weeks
$5.51
131
A08926
NOZZLE [
Info
]
Ships in 1-2 weeks
$75.14
132
A08935
INJECTOR CHEMICAL [
Info
]
Ships in 1-2 weeks
$31.66
201
A08642
ENGINE [
Info
]
Ships in 1-2 weeks
$2,642.67
202
D23124
LABEL,WARNING [
Info
]
Ships in 1-2 weeks
$1.24
203
A14552
LABEL HOT SURFACE [
Info
]
Ships in 1-2 weeks
$10.79
Fig #
Part #
Image
Part Name
Availability
Price
205
A03496
PUMP [
Info
]
Ships in 1-2 weeks
$389.00
206
A20826
WARNING LABEL Obsolete - Not Available [
Info
]
$0.00
N/A
208
A11349
BOLT .375-16X1.25 FL Obsolete - Not Available [
Info
]
$0.00
N/A
209
A13853
FRAME [
Info
]
Ships in 1-2 weeks
$73.06
210
A14639
HANDLE [
Info
]
Ships in 1-2 weeks
$17.33
211
A18466
NUT [
Info
]
Ships in 1-2 weeks
$0.98
212
18300
BOLT .375-16X1.75 FL [
Info
]
Ships in 1-2 weeks
$4.70
213
A14452
TIRE, PNEUMATIC [
Info
]
Ships in 1-2 weeks
$37.14
214
D30249
COLLER AXLE SET SCRE [
Info
]
Ships in 1-2 weeks
$2.92
215
A16267
LABEL WARNING [
Info
]
Ships in 1-2 weeks
$7.25
216
A16268
LABEL WARNING [
Info
]
Ships in 1-2 weeks
$8.45
217
A16269
LABEL WARNING [
Info
]
Ships in 1-2 weeks
$8.45
218
H140
HOSE ASSEMBLY CHEMICAL [
Info
]
Ships in 1-2 weeks
$10.70
219
D21436
SCREW .250-20X.750 U [
Info
]
Ships in 1-2 weeks
$1.38
220
D21437
NUT.250-20 FLANGEHEA [
Info
]
Ships in 1-2 weeks
$1.43
Fig #
Part #
Image
Part Name
Availability
Price
221
D22268
ISOLATOR RECESSED RU [
Info
]
Ships in 1-2 weeks
$1.43
222
NCT001
TOOL NOZZLE CLEANING [
Info
]
Ships in 1-2 weeks
$1.43
223
D30374
NOZZLE HOLDER RUBBER [
Info
]
Ships in 1-2 weeks
$2.74
224
17730
NOZZLE KIT 4.5 5 PAC [
Info
]
Ships in 1-2 weeks
$64.98
225
F179
ORING 1/4 QC [
Info
]
Ships in 1-2 weeks
$1.72
225
90510760
GUN [
Info
]
Ships in 1-2 weeks
$103.95
226
N000579
HOSE ASSEMBLY [
Info
]
Ships in 1-2 weeks
$180.18
226
A20559
HOSE ASSEMBLY [
Info
]
Ships in 1-2 weeks
$48.69
227
A21252
LANCE EXT [
Info
]
Ships in 1-2 weeks
$27.31
228
A19985
SOCKET QUIK CONNECT [
Info
]
Ships in 1-2 weeks
$12.20
229
D30492
BUTTON SNAP .302 DIA [
Info
]
Ships in 1-2 weeks
$1.57
230
A20817
NAMEPLATE Obsolete - Not Available [
Info
]
$0.00
N/A
231
17086
REEL HOSE 100 CAP 3/ [
Info
]
Ships in 1-2 weeks
$340.85
232
A16255
HANDLE [
Info
]
Ships in 1-2 weeks
$43.34
233
16087
NUT .313-18 UNC FLAN [
Info
]
Ships in 1-2 weeks
$1.43
Fig #
Part #
Image
Part Name
Availability
Price
234
F064
SCREW .313-18X1.00 H [
Info
]
Ships in 1-2 weeks
$1.72
238
F039
PLUG QUICK CONNECT F [
Info
]
Ships in 1-2 weeks
$4.71
239
17657
VALVE THERMAL RELIEF [
Info
]
Ships in 1-2 weeks
$18.38
241
A08076
HOSE Obsolete - Not Available [
Info
]
$0.00
N/A
242
S065
CLAMP PRESS WASHER [
Info
]
Ships in 1-2 weeks
$1.85
250
90509698
SIDE HANDLE [
Info
]
Ships in 1-2 weeks
$6.88
251
90510816
NAMEPLATE Obsolete - Not Available [
Info
]
$0.00
N/A
252
90510282
WARNING LABEL Obsolete - Not Available [
Info
]
$0.00
N/A
253
90510283
WARNING LABEL Obsolete - Not Available [
Info
]
$0.00
N/A
256
A06754
VALVE [
Info
]
Ships in 1-2 weeks
$17.57
257
17098
FILTER INLINE ASSEMBLY [
Info
]
Ships in 1-2 weeks
$34.31
260
A15412
SCREW [
Info
]
Ships in 1-2 weeks
$0.79
261
A14647
PLATE [
Info
]
Ships in 1-2 weeks
$32.30
401
285805-44
GASKET [
Info
]
Ships in 1-2 weeks
$2.34
402
285807-16
ELEMENT [
Info
]
Ships in 1-2 weeks
$20.69
Fig #
Part #
Image
Part Name
Availability
Price
403
285807-17
FILTER [
Info
]
Ships in 1-2 weeks
$7.29
404
285807-18
COVER [
Info
]
Ships in 1-2 weeks
$40.98
405
285800-05
GROMMET [
Info
]
Ships in 1-2 weeks
$2.46
406
285805-48
COLLAR [
Info
]
Ships in 1-2 weeks
$3.17
407
285800-07
COLLAR [
Info
]
Ships in 1-2 weeks
$3.07
408
285807-20
ELBOW [
Info
]
Ships in 1-2 weeks
$42.32
409
285800-46
NUT [
Info
]
Ships in 1-2 weeks
$0.89
411
285800-11
WING NUT [
Info
]
Ships in 1-2 weeks
$2.84
412
285807-19
NOSE [
Info
]
Ships in 1-2 weeks
$26.06
413
285805-50
BOLT [
Info
]
Ships in 1-2 weeks
$1.51
419
285803-03
FAN [
Info
]
Ships in 1-2 weeks
$21.58
420
285807-01
FLYWHEEL [
Info
]
Ships in 1-2 weeks
$209.91
421
285803-05
NUT [
Info
]
Ships in 1-2 weeks
$6.05
422
285803-06
KEY [
Info
]
Ships in 1-2 weeks
$3.07
423
285807-00
PULLEY [
Info
]
Ships in 1-2 weeks
$32.27
424
285803-08
WEIGHT [
Info
]
Ships in 1-2 weeks
$124.70
425
285806-95
CRANKSHAFT [
Info
]
Ships in 1-2 weeks
$327.15
426
285806-09
BALL BEARING [
Info
]
Ships in 1-2 weeks
$25.20
427
285806-10
CAMSHAFT [
Info
]
Ships in 1-2 weeks
$142.35
428
285803-11
PUSH ROD [
Info
]
Ships in 1-2 weeks
$10.01
429
285803-12
ARM [
Info
]
Ships in 1-2 weeks
$7.18
430
285803-13
LIFTER [
Info
]
Ships in 1-2 weeks
$12.57
431
285800-18
PIVOT [
Info
]
Ships in 1-2 weeks
$4.37
432
285800-19
SPRING [
Info
]
Ships in 1-2 weeks
$2.44
433
285803-14
INTAKE VALVE [
Info
]
Ships in 1-2 weeks
$17.38
Fig #
Part #
Image
Part Name
Availability
Price
434
285803-15
VALVE [
Info
]
Ships in 1-2 weeks