Our customer service team are at the ready daily to answer your part and product questions. We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.
DeWALT Gas Pressure Washer Replacement Parts For Model DP3400 (Type 1)
We Sell Only Genuine DeWALT Parts
Popular Parts for DP3400
In Stock
$59.27
On Order
$34.78
On Order
$6.16
In Stock
$63.54
In Stock
$47.08
Special Order
$6.16
Special Order
$30.14
In Stock
$41.20
Search Within Model
Browse all Parts
Search by Area
Previous
Showing All Parts
Next
Miscellaneous Parts
-
91
$425.51 -
120
-
121
-
130
-
131
$103.54
-
132
$63.54
-
474
-
475
-
476
$6.16
-
477
-
478
-
480
-
481
-
482
-
483
$49.56
-
484
$48.50
-
485
$8.04
-
486
-
487
-
488
-
489
-
490
-
491
-
492
$7.48
-
493
$23.03
-
494
$7.52
-
495
$10.32
-
496
-
511
-
583
-
584
-
588
-
589
-
593
-
654
-
654
$77.64
-
654
$77.64
-
655
$96.89
-
655
$121.71
-
655
$121.71
-
656
$44.41
-
657
$164.91
-
657
$147.99
-
658
$15.44
-
659
$6.16
-
700
$54.24
Page A
-
201
-
202
-
203
$6.16
-
205
-
206
-
208
-
209
-
210
-
211
-
212
-
213
-
214
-
215
-
216
-
217
-
218
-
218
-
219
-
220
$6.16
-
221
-
222
-
223
-
224
-
225
-
226
-
227
-
227
$59.27
-
228
$34.78
-
229
-
230
-
231
-
232
-
233
-
234
-
237
-
238
-
239
-
257
Page B
-
1
-
2
-
3
-
9
-
10
-
11
$157.98
-
12
$6.16
-
13
$39.09
-
14
-
15
-
17
-
19
$41.20
-
22
-
23
$97.88
-
24
-
25
-
26
-
27
-
28
-
29
-
30
$7.98
-
31
-
32
-
33
$110.28
-
34
-
35
$30.14
-
40
$79.27
-
41
-
42
$4.64
-
43
-
49
$47.08
-
50
$6.16
-
61
$75.34
-
62
-
63
$6.16
-
64
$6.16
Page C
-
401
$10.84
-
402
-
403
-
404
-
405
-
406
-
407
$15.64
-
408
-
409
-
411
-
413
$8.04
-
419
$59.33
-
420
-
421
-
422
-
423
-
447
-
448
-
449
-
450
-
451
-
452
-
453
-
454
-
455
-
456
$51.54
-
457
$54.68
-
458
-
459
-
460
-
461
$37.67
-
462
-
463
-
464
-
465
$13.60
-
466
-
467
-
468
-
469
-
470
-
471
$28.47
-
471
$28.47
-
471
$27.89
-
472
-
547
-
626
-
660
$156.56
-
661
$50.28
-
662
-
663
-
664
-
665
$1295.33
-
666
-
667
-
675
-
676
Page D
-
425
$429.77
-
426
-
427
$271.21
-
428
$32.38
-
429
$32.59
-
430
-
431
-
432
-
433
$50.04
-
434
$62.96
-
435
-
436
$34.01
-
437
$34.01
-
438
$13.14
-
439
$19.89
-
440
$13.88
-
441
-
442
-
443
$28.99
-
497
-
498
-
499
-
500
-
501
$20.95
-
502
-
503
-
504
-
505
-
506
-
507
-
508
-
510
-
543
-
594
-
602
-
603
$36.22
-
604
-
605
-
606
$11.43
-
607
-
608
$13.76
-
609
-
610
-
611
-
612
$5.35
-
613
$12.10
-
614
-
615
-
616
$6.53
-
618
$56.77
-
620
Page E
-
1
-
2
-
3
-
10
-
11
$157.98
-
32
-
33
$110.28
-
64
$6.16
Page F
-
533
-
534
-
535
-
536
-
537
$17.69
-
538
-
539
$6.16
-
540
$77.18
-
541
-
542
-
567
$122.86
-
568
-
569
-
570
$98.02
-
572
$17.16
-
573
$47.73
-
574
-
575
-
576
-
577
$7.11
-
578
$6.16
-
579
-
580
$47.08
-
599
-
629
$73.37
-
630
-
631
-
632
-
633
$19.70
-
634
-
635
$13.67
-
636
-
637
-
638
$18.19
-
639
$16.97
-
640
-
641
-
642
$10.90
-
643
$16.87
-
644
$6.16
-
645
-
646
✖
Questions & Answers
?Our customer Service team is at the ready daily to answer your part and product questions.
We're sorry, but our Q&A experts are temporarily unavailable.
Please check back later if you still haven't found the answer you need.
Ask our Team
We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.
✖