Description
Overview:
This Genuine Husqvarna Screw (part no. 503 21 70-72) is a metal fastener for securing assemblies on Husqvarna chainsaws. It helps hold covers, housings and other components firmly in place so the machine stays aligned and safe to use under vibration. Made to Husqvarna specifications for a precise fit, it is ideal for routine maintenance or replacing a worn or missing fixing. Designed for a range of petrol and battery models, including the 135E and 140E, it supports reliable operation by maintaining correct clamping force and preventing unwanted movement. Using genuine hardware reduces the risk of compatibility issues and helps preserve performance and longevity across your tool fleet.
Key Features:
- Genuine Husqvarna part for assured compatibility and fit
- Durable metal construction suitable for regular chainsaw use
- Precision threads for consistent tightening and secure hold
- Performs reliably under vibration typical of chainsaw operation
- Helps maintain correct alignment of covers and housings
- Suitable for both replacement and preventative maintenance
- Straightforward to install with standard hand tools
- Supports safe operation by keeping key components fastened
Typical Applications:
Used to replace missing or damaged screws on Husqvarna chainsaws, this fixing secures parts such as top covers, side covers, handles, or guard assemblies. It is useful during servicing, cleaning, or parts replacement to ensure components are reassembled correctly and remain tight during cutting tasks in forestry, landscaping, and general garden or site work.
Also known as:
Chainsaw screw, fixing screw, machine screw, retaining screw, cover screw, housing screw, fastener, replacement screw, chainsaw bolt.
Fits Models:
135E, 135E TrioBrake, 140E, 140E TrioBrake, 330i, 346XP, 353, 436LI, 440E, 440E TrioBrake, 445E, 445E TrioBrake, 455E Rancher II, 455E Rancher II TrioBrake, 455E TrioBrake, 535i XP, 536Li XP, 545, 545 TrioBrake, 550XP, 550XP TrioBrake, 550XPG TrioBrake, 570, 570II, 575XP, 576XP, 576XP AutoTune, T535i XP, T536Li XP
Alternate Part Numbers:
503 21 70-72, 503217072
Product Specifications
| L&S Part No. | 503 21 70 72 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Husqvarna |
| OEM No. | 503217072 |
| Unit of Sale | 1 |
| Applications | 135E, 135E TrioBrake, 135ETrioBrake, 140E, 140E TrioBrake, 140ETrioBrake, 330i, 346XP, 353, 436LI, 440E, 440E TrioBrake, 440ETrioBrake, 445E, 445E TrioBrake, 445ETrioBrake, 455E Rancher II, 455E Rancher II TrioBrake, 455E TrioBrake, 455ETrioBrake, 535i XP, 535iXP, 536Li XP, 536LiXP, 545, 545 TrioBrake, 545TrioBrake, 550XP, 550XP TrioBrake, 550XPG TrioBrake, 550XPGTrioBrake, 550XPTrioBrake, 570, 570II, 575XP, 576XP, 576XP AutoTune, 576XPAutoTune, T535i XP, T535iXP, T536LIXP, T536Li XP |
| Machine Type | Chainsaws |
| Fits Brands | Husqvarna |
| Fits Models | 135E TRIOBRAKE | 140E TRIOBRAKE | 346XP | 353 | 436LI | 440E TRIOBRAKE | 445E TRIOBRAKE | 455E RANCHER II TRIOBRAKE | 455E TRIOBRAKE | 536LIXP | 545 TRIOBRAKE | 550XP TRIOBRAKE | 570 | 570II | 576XP | 535i XP | T535i XP | 330i | 436Li | 536Li XP | T536Li XP | 550XPG Triobrake | 576XP AutoTune |
