

Impact part 800-592 is a handle assembly designed for select Impact airless paint sprayers. This assembly provides a secure, ergonomic grip and houses internal components such as the trigger and safety mechanisms. Replacing a worn or damaged handle restores operator comfort and safe control of the sprayer.
| Part Number | 800-592 |
|---|---|
| Part Description | Handle Assembly |
| Brand | Impact |
| Fits | Impact 1040, 840 I and IA, 1140 I and IA, 1140, 740/840 |
| Condition | New |
The Impact 800-592 Handle Assembly is a direct OEM replacement for the original handle on Impact 1040, 840 I/IA, 1140 I/IA, 1140, and 740/840 airless paint sprayers. This assembly includes the main housing, trigger, safety latch, and all necessary mounting hardware.
Over time, handles can become cracked, worn, or loose from repeated use, chemical exposure, or impact damage. A compromised handle can affect operator comfort, trigger response, and safety. Replacing with this factory assembly restores proper ergonomics, reliable trigger function, and secure attachment to the sprayer frame.
| Operator control | Provides a comfortable, non-slip grip for maneuvering the sprayer |
|---|---|
| Trigger mechanism | Houses the trigger and safety latch for precise paint flow control |
| Structural integrity | Securely attaches to the sprayer body, supporting overall assembly rigidity |
| Cracks or breaks | Visible damage to the housing that compromises strength or safety |
|---|---|
| Loose fit | Handle moves or wobbles despite properly tightened fasteners |
| Trigger issues | Sticking, unresponsive, or broken trigger or safety latch |
| Wear / chemical damage | Degraded grip surface, discoloration, or weakened plastic from chemical exposure |
Impact part 800-592 is a direct replacement for the original handle assembly on the following models:
| Brand / Model | Application |
|---|---|
| Impact 1040 | Complete handle assembly replacement |
| Impact 840 I | Complete handle assembly replacement |
| Impact 840 IA | Complete handle assembly replacement |
| Impact 1140 I | Complete handle assembly replacement |
| Impact 1140 IA | Complete handle assembly replacement |
| Impact 1140 | Complete handle assembly replacement |
| Impact 740/840 | Complete handle assembly replacement |
If the trigger feels weak or does not return, inspect internal spring and pivot pin; these are included in the handle assembly.
The assembly includes new hardware; if existing frame threads are damaged, repair may be needed before installation.
Integrated into the handle; ensure latch moves freely and engages correctly after replacement.