Description
Overview:
The SA Packed Springs for DeWalt finish nailers are replacement spring components made from durable spring-grade steel. They provide the correct return and tension within the nailer's mechanism to keep feed and driving actions smooth and consistent. This set is a Genuine DeWalt/Black & Decker part (OEM No. N446578) designed for direct fit and reliable operation in compatible cordless finish nailers, including the DCN650 and DCN660. Suitable for regular maintenance or repair, these springs help restore performance if the original parts have worn or lost tension. The robust construction stands up to site use, helping reduce misfires and downtime. They are a practical choice for tradespeople and DIY users who need their tools to operate efficiently and predictably day after day.
Key Features:
- Genuine DeWalt/Black & Decker part for assured fit and function (OEM N446578)
- Spring-grade steel for consistent tension and long service life
- Helps prevent misfires and sluggish return caused by tired or damaged springs
- Direct replacement with straightforward installation using basic hand tools
- Engineered for DCN-series finish nailers for dependable compatibility
- Supports smooth cycling and feed for efficient nailing on site or in the workshop
- Suitable for preventative maintenance to minimise unexpected downtime
- Reliable in demanding construction and joinery environments
Typical Applications:
Used during routine servicing or repair of DeWalt finish nailers to restore correct spring tension and mechanism timing. Common in second-fix carpentry, trim work, skirting and architrave, door casings, shopfitting, and general joinery. Ideal for professional users, facilities maintenance, and tool hire fleets where consistent, repeatable nailer performance is required.
Also known as:
Finish nailer return springs, nailer tension springs, gauge mechanism springs, DeWalt nailer spring pack, OEM spring set for DeWalt cordless finish nailers, replacement mechanism springs for DCN-series nailers.
Fits Models:
DCN650, DCN660, DCN661, DCN680, DCN681, DCN682
Alternate Part Numbers:
N446578
Product Specifications
| L&S Part No. | N446578 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Black & Decker |
| OEM No. | 446578 |
| Unit of Sale | 1 |
| Machine Type | Nailers |
| Fits Brands | Black & Decker, DeWalt |
| Key Features | - Genuine DeWalt part ensures correct fit and function - Made from spring-grade steel for durability - Compatible with DCN650, DCN660, DCN661, DCN680, DCN681, DCN682 - Prevents misfires by maintaining proper tension - Easy installation with basic hand tools |
| Fits Models | DCN650 | DCN650 Type 1 | DCN660 Type 1 | DCN661 | DCN680 | DCN680 Type 1 | DCN681 | DCN681 Type 1 | DCN682 | DCN682 Type 1 | DCN661 Type 1 |
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