Description
Overview:
The Crank Cap Cover for Makita HR4511C Rotary Hammer (MPN 318170-4) is a genuine Makita replacement part that protects the crank mechanism from site dust, debris, and impact. Built from a durable metal alloy and finished for long service life, it helps maintain the correct sealing and alignment of the crank assembly so the tool runs smoothly under heavy use. Designed specifically for the Makita HR4511C, it offers a precise OEM fit that restores performance and reliability after wear or damage to the original cover. This component is suited to professional rotary hammers used for drilling and chiselling in concrete, masonry, and stone, helping to keep internal parts clean, lubricated, and correctly supported for consistent output on tough jobs.
Key Features:
- Genuine Makita part (318170-4) for assured compatibility with HR4511C
- Robust metal construction resists impact, abrasion, and jobsite contamination
- Precision fit helps maintain sealing and lubrication in the crank area
- Supports correct alignment of moving parts to reduce premature wear
- Helps keep dust and debris away from the crank and bearings
- Stable, rigid cover helps minimise vibration and maintain hammer efficiency
- Straightforward like-for-like replacement using basic workshop tools
- Built to OEM tolerances for consistent performance and longevity
Typical Applications:
Used during maintenance or overhaul of the Makita HR4511C to replace a worn, cracked, or missing crank cap cover. Ideal for tools working on concrete breaking, anchor hole drilling, channel cutting, and heavy renovation tasks on building sites, workshops, and rental fleets where reliable dust protection and component support are essential.
Also known as:
Crankcase cap, crank end cover, gear housing cap, gear case cover, hammer body cap, end plate cover, drive housing cap, motor housing end cap.
Fits Models:
HR4511C
Product Specifications
| L&S Part No. | 318170-4 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Makita |
| OEM No. | 318170-4 |
| Unit of Sale | 1 |
| Applications | HR4511C |
| Machine Type | Rotary Hammer |
| Fits Brands | Makita |
| Fits Models | HR4511C |
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