STIHL Pan Head Self-Tapping Screw IS-P6x18 – 9074 478 4420

The STIHL Pan Head Self-Tapping Screw IS-P6x18 is a genuine STIHL fastening screw designed for securing components on compatible handheld power tools, including selected hedge trimmers, brushcutters and battery chainsaws. Manufactured to STIHL OEM specification, this 6mm x 18mm screw helps restore correct clamping, vibration resistance and secure assembly during servicing or repair work.

Made from durable steel with a corrosion-resistant finish, this pan head self-tapping screw forms its own mating thread in suitable pre-drilled holes. The broad pan head provides neat, secure seating against plastic or metal covers, housings, shrouds and guards, making it ideal for replacing missing, worn or damaged original fixings.

Key Features

• Genuine STIHL pan head self-tapping screw
• OEM part number: 9074 478 4420
• Size: 6mm x 18mm / 0.24" x 0.71"
• Self-tapping design forms threads in suitable pre-drilled holes
• Pan head spreads load for secure seating
• Durable steel construction with corrosion-resistant finish
• Helps resist loosening under vibration
• Suitable for housings, guards, shrouds and covers
• Ideal for STIHL hedge trimmer, brushcutter and battery chainsaw repairs

Genuine STIHL Replacement Fastener

This screw is a genuine STIHL spare part, helping ensure the correct size, thread form, head profile and fit for compatible STIHL machine assemblies.

Self-Tapping Design

The self-tapping thread forms its own mating thread in suitable materials, helping speed up servicing and repair work where a 6mm x 18mm STIHL fastener is specified.

Secure Pan Head Fixing

The pan head design provides a broad bearing surface, helping the screw sit neatly and securely against covers, guards, housings and shrouds.

Typical Applications

Used for securing handle assemblies, gearcase covers, blade guards, fan or engine shrouds and general housings on compatible STIHL handheld equipment. Ideal for routine maintenance, component replacement and restoring missing or damaged fixings.

Also Known As

• Thread-forming screw
• Tapping screw
• Self-threading screw
• Sheet metal screw
• Pan head screw
• P6x18 screw
• 6x18 self-tapper
• OEM STIHL fastener

Fits Models

FR 410 C, FR 460 TC, FR410C, FR460TC, HS 81, HS 81 R, HS 81 RC, HS 81 T, HS 81 TC, HS 82, HS 86, HS 86 R, HS 86 T, HS 87, HS81, HS81R, HS81RC, HS81T, HS81TC, HS82, HS86, HS86R, HS86T, HS87, MSA 220 T, MSA 220 TC, MSA220T and MSA220TC.

Technical Specifications

Alternate Part Numbers

• 9074 478 4420
• 9074-478-4420
• 90744784420

Ideal For

• STIHL hedge trimmer servicing and repairs
• Replacing missing or damaged STIHL screws
• Securing guards, covers, shrouds and housings
• Brushcutter and battery chainsaw maintenance
• Professional workshop repairs
• Domestic STIHL machine maintenance

Explore More

• STIHL Spare Parts Finder
• STIHL Spare Parts
• Hedge Trimmer Accessories
• STIHL Machinery Accessories
• Arborist Guides & Advice

Best For

The STIHL Pan Head Self-Tapping Screw IS-P6x18 is best suited to users replacing genuine STIHL fasteners during hedge trimmer, brushcutter and battery chainsaw maintenance.

Why Choose Genuine STIHL Spare Parts?

Using genuine STIHL spare parts helps maintain correct fit, secure assembly and long-term machine reliability across compatible STIHL tools and equipment.

UK Delivery

Fast, reliable delivery from our UK warehouse.

• FREE UK Standard Delivery
  applies to eligible UK orders over £75 ex VAT.
  Estimated delivery: 2–4 working days
  

• UK Standard Delivery from £3.60 + VAT
  Estimated delivery: 2–4 working days

• Next Working Day Delivery – £6.00 + VAT
  
  Order before 3:00pm (Monday–Friday) for next working day delivery
  

All UK orders are dispatched Monday–Friday and sent via a tracked courier service.