Stihl FW20 Water Tank Hose - OEM Number: 4202-708-9502

The Stihl FW20 Water Tank Hose (OEM 4202-708-9502) is a genuine replacement water supply hose designed for use with the Stihl FW20 cut-off saw water tank system and compatible mist blower and spraying equipment. It forms part of the water delivery system, transferring water from the tank assembly to the cutting or spraying application to assist with dust suppression and cooling during operation.

Manufactured to OEM specifications, this hose is engineered for durability, flexibility, and reliable water flow under demanding construction and landscaping conditions. It is designed to withstand vibration, repeated movement, moisture exposure, and continuous-duty operation commonly encountered on professional site equipment.

FUNCTION AND OPERATION

• Transfers water from the FW20 tank assembly to the application system
• Supports dust suppression during concrete and masonry cutting
• Helps maintain reliable water flow during operation
• Designed for flexible routing and secure fitment
• Suitable for continuous professional-use environments

TECHNICAL DETAILS

• OEM Part Number: 4202-708-9502
• Type: Water tank hose / water supply hose
• Dimensions: 10 x 2 x 830 mm
• Function: Water transfer and delivery component
• Application: Stihl FW20 water tank and compatible blower/sprayer systems
• Construction: Flexible reinforced hose material
• Design: OEM-configured hose for direct replacement installation

Parts listings identify OEM 4202-708-9502 as a genuine Stihl “Hose 10x2x830 mm” used within FW20 water tank assemblies and related Stihl equipment.

TYPICAL APPLICATIONS

Suitable for a range of Stihl equipment, including:

• Stihl FW20 water tank systems
• Stihl TS-series cut-off saw water supply setups
• Stihl SR-series mist blowers
• Stihl BR-series blower systems
• Construction dust suppression equipment
• Landscaping and spraying equipment

Compatibility references commonly associate this hose with FW20 carts, SR320/SR400 mist blowers, and BR-series blower systems.

IMPORTANT INFORMATION

Always confirm the correct OEM part number, hose dimensions, and machine model before ordering, as hose lengths, diameters, and connection styles may vary depending on equipment type and production range. Damaged or incorrectly fitted hoses can result in water leakage, reduced flow, poor dust suppression performance, or interruption of cooling and spraying functions during operation. Community repair discussions also commonly recommend using genuine OEM hoses to ensure correct fitment and long-term durability within Stihl water delivery systems.

DELIVERY OPTIONS (UK mainland only)

Next Day Delivery*
£11.95 or FREE for orders over £150
Orders placed before 4pm Monday to Friday will be delivered on the next business day.
Orders placed after 4pm on Friday will be delivered the following Tuesday.
*Next day delivery applies to stocked items only. Availability can be found on the product pages.

Premium Delivery*
£30.00 for delivery before 10:30am
£25.00 for delivery before 12:30pm
*Premium delivery applies to stocked items only. Availability can be found on the product pages.

For all other countries, please click here for full delivery information.

**Separate carriage charges apply to bulk products such as 205L barrels.