Description
Overview:
The Guide Washer 345187-4 is a genuine Makita spare part for rotary hammers, designed to keep the drive components correctly aligned and running smoothly. Made from durable steel with a dark grey finish, it sits within the guide/drive assembly to control axial movement and reduce wear on mating parts. This small but critical washer helps maintain consistent drilling and hammering performance, particularly under jobsite conditions. It is engineered for precise fit and long service life on Makita tools such as the DHR164 and DHR165, as well as selected BH and HR series machines. Genuine status ensures proper compatibility and reliable operation during maintenance or repairs, whether you are a tradesperson or a DIY user. Manufacturer Part Number (MPN): 345187-4.
Key Features:
- Genuine Makita part for assured fit and compatibility (MPN 345187-4)
- Precisely machined steel washer for accurate alignment of moving parts
- Helps reduce play and vibration, supporting smooth drilling and hammer action
- Durable, wear-resistant construction for long service life
- Straightforward like-for-like replacement with no modifications needed
- Supports consistent tool performance and helps prevent premature component wear
- Suitable for routine servicing and reactive repairs in workshop or on site
- Broad model coverage across Makita DHR, BHR, BH, and HR series
- Alternate reference: 3451874
Typical Applications:
Used during maintenance or repair of Makita rotary hammers to restore correct alignment of the guide/drive assembly. Ideal when addressing vibration, excess play, or irregular hammering/drilling performance in masonry, concrete, brick, or block work on site or at home.
Also known as:
Guide ring, locating washer, alignment washer, rotary hammer washer, spacer washer, drive guide washer.
Fits Models:
BH240, BHR162, BHR202, BHR240, BHR241, BHR243, BHR261, DHR162RFE, DHR162Z, DHR164, DHR164RFJ, DHR164Z, DHR165, DHR165ZJ, DHR202RF, DHR202RFE, DHR202RM1J, DHR202RMJ, DHR202SMW, DHR202Z, DHR241RFE, DHR241RMJ, DHR241Z, DHR243RFE, DHR243RFEV, DHR243RMJ, DHR243RMJV, DHR243Z, DHR263ZJ, DHR264ZJ, HR1830, HR2020, HR2230, HR2432, HR2440, HR2450, HR2450T, HR2460, HR2470, HR2470T, HR2611FT, HR2811F, HR2811FT
Alternate Part Numbers:
3451874
Product Specifications
| L&S Part No. | 345187-4 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Makita |
| OEM No. | 345187-4 |
| Unit of Sale | 1 |
| Applications | BH240, BHR162, BHR202, BHR240, BHR241, BHR243, BHR261, DHR162RFE, DHR162Z, DHR164, DHR164RFJ, DHR164Z, DHR165, DHR165ZJ, DHR202RF, DHR202RFE, DHR202RM1J, DHR202RMJ, DHR202SMW, DHR202Z, DHR241RFE, DHR241RMJ, DHR241Z, DHR243RFE, DHR243RFEV, DHR243RMJ, DHR243RMJV, DHR243Z, DHR263ZJ, DHR264ZJ, HR1830, HR2020, HR2230, HR2432, HR2440, HR2450, HR2450T, HR2460, HR2470, HR2470T, HR2611FT, HR2811F, HR2811FT |
| Machine Type | Rotary Hammer |
| Fits Brands | Makita |
| Fits Models | BHR162 | BHR202 | BHR240 | BHR241 | BHR243 | BHR261 | HR1830 | HR2020 | HR2230 | HR2432 | HR2440 | HR2450 | HR2450T | HR2460 | HR2470 | HR2470T | HR2611FT | HR2811F | HR2811FT | DHR162RFE | DHR162Z | DHR164RFJ | DHR164Z | DHR165ZJ | DHR202RF | DHR202RFE | DHR202RM1J | DHR202RMJ | DHR202SMW | DHR202Z | DHR241RFE | DHR241RMJ | DHR241Z | DHR243RFE | DHR243RFEV | DHR243RMJ | DHR243RMJV | DHR243Z | DHR263ZJ | DHR264ZJ |
