![DeWALT 40v Str.Trimmer Replacement For Model DCST990B (Type 1)](images/dewalt-logo2.png)
DeWALT 40v Str.Trimmer Replacement Parts For Model DCST990B (Type 1)
Find DeWALT DCST990B (Type 1) Parts By Symptom
Choose a symptom to view parts that fix it.
Trimmer line won't feed |
Trimmer line feeds too much / continuo.. |
Engine rotates but trimmer head doesn't |
Trigger doesn't work |
Won't start |
Vibrates excessively |
Shaft vibrates excessively |
Show All Symptoms |
Popular Parts for DeWALT DCST990B (Type 1)
![DeWALT DCST990B (Type 1) 40v Str.Trimmer Default Diagram](images/dewalt/DCST990B_(Type_1)_WW_1.gif)
![DeWALT DCST990B (Type 1) 40v Str.Trimmer 90603731 OEM replacement Housing Assembly](images2/photo_not_available.png)
Part Number:90603731
Usually ships in 7 - 12 business days
![DeWALT DCST990B (Type 1) 40v Str.Trimmer 90605690 OEM replacement Cage](images2/photo_not_available.png)
Part Number:90605690
Usually ships in 7 - 12 business days
Part Number:90605691
Usually ships in 7 - 12 business days
![DeWALT DCST990B (Type 1) 40v Str.Trimmer 90605692 OEM replacement Hanger](images2/photo_not_available.png)
Part Number:90605692
Usually ships in 7 - 12 business days
![DeWALT DCST990B (Type 1) 40v Str.Trimmer 90609272 OEM replacement T-nut](images2/photo_not_available.png)
Part Number:90609272
Discontinued
Part Number:90619743
Discontinued
Note: Incl. 6,121,122,123
Part Number:90606949
Discontinued
![DeWALT DCST990B (Type 1) 40v Str.Trimmer 90605114 OEM replacement Switch Support](images2/photo_not_available.png)
Part Number:90605114
Usually ships in 7 - 12 business days
Part Number:90608663
Discontinued
Part Number:90605769
Usually ships in 7 - 12 business days
Part Number:330019-13
In Stock
Note: M4 X 19 T20
![DeWALT DCST990B (Type 1) 40v Str.Trimmer 90609878 OEM replacement Screw,locking](images2/photo_not_available.png)
Part Number:90609878
Discontinued
![DeWALT DCST990B (Type 1) 40v Str.Trimmer 90608944 OEM replacement Dowel Pin](images2/photo_not_available.png)
Part Number:90608944
Usually ships in 7 - 12 business days
![DeWALT DCST990B (Type 1) 40v Str.Trimmer 90602632 OEM replacement O-ring](images2/photo_not_available.png)
Part Number:90602632
Usually ships in 7 - 12 business days
![DeWALT DCST990B (Type 1) 40v Str.Trimmer 90599031 OEM replacement Switch Link](images2/photo_not_available.png)
Part Number:90599031
Discontinued
Part Number:90603845
Usually ships in 7 - 12 business days
![DeWALT DCST990B (Type 1) 40v Str.Trimmer 90608942 OEM replacement Pivot Pin](images2/photo_not_available.png)
Part Number:90608942
Usually ships in 7 - 12 business days
![DeWALT DCST990B (Type 1) 40v Str.Trimmer 90602634 OEM replacement Actuator Spring](images2/photo_not_available.png)
Part Number:90602634
Usually ships in 7 - 12 business days
Part Number:90603784
Usually ships in 7 - 12 business days
Part Number:90608998
Usually ships in 7 - 12 business days
Part Number:N512929
In Stock
Note: Extended Coverage - Optional
![DeWALT DCST990B (Type 1) 40v Str.Trimmer 90615599 OEM replacement Washer](images2/photo_not_available.png)
Part Number:90615599
Usually ships in 7 - 12 business days
Note: M6 X 11 X 1.0mm Thk
Part Number:90601733SV
Usually ships in 7 - 12 business days
Part Number:90612977SV
Discontinued
Part Number:90612360
Usually ships in 7 - 12 business days
![DeWALT DCST990B (Type 1) 40v Str.Trimmer 90612053 OEM replacement Warning Label](images2/photo_not_available.png)
Part Number:90612053
Discontinued
![DeWALT DCST990B (Type 1) 40v Str.Trimmer 90612055 OEM replacement Id Label](images2/photo_not_available.png)
Part Number:90612055
Discontinued