DeWalt 174050 Gasket-Frame/Deflector – Genuine OEM Replacement Pneumatic Nailer Deflector Gasket
Part Number: 174050
Category: Pneumatic Tool Parts & Accessories → Nailer Parts → Deflector Gaskets
Type: DeWalt 174050 Gasket-Frame/Deflector – Genuine OEM Replacement Pneumatic Nailer Deflector Gasket
The DeWalt 174050 Gasket-Frame/Deflector is a genuine OEM replacement gasket designed for compatible DeWalt and Bostitch pneumatic nailers. This precision-cut gasket forms an airtight seal between the deflector assembly and the nailer frame, helping prevent air leaks while maintaining proper airflow through the exhaust deflector. Manufactured to original equipment specifications, it provides a direct-fit replacement for worn, torn, or damaged gaskets, restoring efficient pneumatic performance and dependable operation.
Key Features & Benefits
- Part Number: 174050
- Genuine OEM DeWalt / Bostitch replacement part
- Replacement frame-to-deflector sealing gasket
- Creates an airtight seal between the deflector assembly and frame
- Helps prevent compressed air leaks
- Precision-cut for factory fit
- Durable gasket material resists compression and wear
- Direct-fit OEM replacement
- Manufactured to original equipment specifications
Technical Specifications
Part Number: 174050
Manufacturer: DeWalt / Bostitch
Product Type: Frame / Deflector Gasket
Material: High-density gasket material
Application: Pneumatic Nailer Exhaust Deflector Assembly
OEM Part: Yes
Quantity: Sold Individually
Replaces: P174050
Compatible Applications
The DeWalt 174050 Gasket-Frame/Deflector fits numerous compatible pneumatic nailers, including:
DeWalt
- DW66C-1
- DW66C-1R
Bostitch
- CF15
- MCN150
- MCN250
- MCN250S
- N66BC
- N66BC-1
- N66C
- N66C-1
- N75C
- N75C-1
Always verify your tool model, type number, and original part number before ordering to ensure proper compatibility.
Function of the Deflector Gasket
The 174050 Gasket-Frame/Deflector is designed to:
- Seal the connection between the deflector assembly and frame
- Prevent compressed air from leaking at the exhaust assembly
- Help maintain proper pneumatic pressure
- Support efficient exhaust airflow
- Protect internal components from contamination at the sealing surface
- Restore the nailer's original sealing performance
Using a genuine OEM replacement gasket helps ensure consistent firing performance and reliable pneumatic efficiency.
Common Signs Replacement Is Needed
Replace the deflector gasket if you notice:
- Air leaking around the exhaust deflector
- Torn or compressed gasket material
- Reduced nail driving performance
- Hissing air during operation
- Gasket damaged during disassembly
- Visible deterioration or missing gasket
A damaged gasket can reduce air pressure within the tool, resulting in decreased driving power and inefficient operation.
Installation & Service Notes
Disconnect the pneumatic nailer from the air supply and remove all fasteners before servicing.
Using the appropriate hex driver, remove the fasteners securing the exhaust deflector assembly to the frame. Carefully separate the components and remove the old 174050 Gasket-Frame/Deflector, cleaning both sealing surfaces to remove any dirt, oil, or old gasket material. Position the new gasket exactly as the original, ensuring all mounting holes align properly. Reinstall the deflector assembly and tighten the fasteners evenly to achieve a uniform seal without over-compressing the gasket. Reconnect the air supply and check for air leaks before returning the tool to service. A hex driver is typically required for installation.
Important: Always verify your nailer model and original part number before ordering. Inspect the deflector seal, O-rings, and exhaust components whenever the assembly is disassembled. Replace damaged sealing components together to maintain factory air pressure and optimal pneumatic performance.
Maintenance Recommendations
- Inspect the deflector gasket whenever the exhaust assembly is removed.
- Replace compressed, torn, or brittle gaskets immediately.
- Keep sealing surfaces clean and free of debris.
- Tighten exhaust fasteners evenly to prevent gasket distortion.
- Periodically inspect the exhaust deflector for damage or air leaks.
- Use genuine OEM replacement parts to maintain factory fit, proper sealing, and long-term pneumatic nailer reliability.
