Description
Overview:
This Nut Retainer Assembly is a Genuine Husqvarna part designed to keep bar nuts securely held in the side cover of your chainsaw during use and maintenance. Its robust metal construction resists wear and repeated tightening, helping to prevent nuts from loosening or being lost when adjusting the bar and chain. Suitable for a wide range of Husqvarna battery and petrol chainsaws, it supports reliable operation in demanding conditions. As an OEM component (505 19 73 01), it fits accurately and performs as intended on models such as the 545 and 555, maintaining the integrity of the clutch/side cover area and reducing downtime caused by missing or loose nuts. Genuine Husqvarna quality ensures consistent fit and long service life.
Key Features:
- Genuine Husqvarna OEM part (505 19 73 01) for assured compatibility and fit
- Metal retainer assembly designed to securely hold bar nuts captive in the side cover
- Helps prevent nut loosening and loss during cutting and routine chain tensioning
- Durable construction for frequent use in professional and DIY environments
- Supports safe, consistent clamping of the guide bar and chain cover
- Stable retention reduces downtime and the need for replacement nuts
- Compatible with a broad range of Husqvarna battery and petrol chainsaws
- Straightforward to install during standard maintenance
Typical Applications:
Used to replace worn or missing nut retainers in the chainsaw side cover, especially on saws that see regular bar and chain adjustments. Ideal for workshop servicing, on-site repairs, and preventative maintenance to ensure bar nuts remain captive and secure during forestry, landscaping, arborist work, and general property maintenance.
Also known as:
Nut holder, fastener retainer, bar nut retainer, captive nut clip, nut keeper, nut clip assembly, chainsaw side cover nut retainer.
Fits Models:
225i, 240i, 330i, 340i, 435i, 436LI, 535i XP, 536Li XP, 540XP Mark III, 540i XP, 540i XP G, 540iXP, 540iXPG, 542i XP, 542i XP G, 542iXP, 542iXPG, 545, 545 Mark II, 545 TrioBrake, 545G Mark II, 550XP, 550XP Mark II, 550XP Mark II Trio Brake, 550XP TrioBrake, 550XPG, 550XPG Mark II, 550XPG Mark II Trio Brake, 550XPG TrioBrake, 555, 556, 560XP, 560XP Mark II, 560XPG, 560XPG Mark II, 562XP, 562XP Mark II, 562XPG, 562XPG Mark II, 565, 572XP, 572XPG, T525, T535i XP, T536Li XP, T540 XP Mark III, T540XP, T540XPII, T540i XP, T540i XP G, T540iXP, T540iXPG, T542i XP, T542i XP G, T542iXP, T542iXPG
Alternate Part Numbers:
505197301, 505 19 73 01
Product Specifications
| L&S Part No. | 505 19 73 01 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Husqvarna |
| OEM No. | 505197301 |
| Unit of Sale | 1 |
| Applications | 225i, 240i, 330i, 340i, 435i, 436LI, 535i XP, 535iXP, 536Li XP, 536LiXP, 540XP Mark III, 540i XP, 540i XP G, 540iXP, 540iXPG, 542i XP, 542i XP G, 542iXP, 542iXPG, 545, 545 Mark II, 545 TrioBrake, 545G Mark II, 545TrioBrake, 550XP, 550XP Mark II, 550XP Mark II Trio Brake, 550XP Mark II TrioBrake, 550XP TrioBrake, 550XPG, 550XPG Mark II, 550XPG Mark II Trio Brake, 550XPG Mark II TrioBrake, 550XPG TrioBrake, 550XPGTrioBrake, 550XPTrioBrake, 555, 556, 560XP, 560XP Mark II, 560XPG, 560XPG Mark II, 562XP, 562XP Mark II, 562XPG, 562XPG Mark II, 565, 572XP, 572XPG, T525, T535i XP, T535iXP, T536Li XP, T536LiXP, T540 XP Mark III, T540XP, T540XPII, T540XPMarkIII, T540i XP, T540i XP G, T540iXP, T540iXPG, T542i XP, T542i XP G, T542iXP, T542iXPG |
| Machine Type | Chainsaws |
| Fits Brands | Husqvarna |
| Fits Models | 436LI | 536LIXP | 545 | 545 TRIOBRAKE | 550XP TRIOBRAKE | 550XP, 550XPG | 555 | 556 | 560XP, 560XPG | 562XP, 562XPG | 565 | 572XP, 572XPG | T525 | T540XP | T540XPII | 225i | 240i | 340i | 535i XP | T535i XP | T540i XP | 540i XP | T542i XP | 542i XP | 550XP Mark II | 435i | 330i | 436Li | 536Li XP | 540i XP G | 542i XP G | T536Li XP | T540i XP G | T542i XP G | T540 XP Mark III | 540XP Mark III | 545 Mark II | 545G Mark II | 550XPG Mark II | 550XPG Mark II Triobrake | 550XPG Triobrake | 550XP Mark II Triobrake | 560XPG Mark II | 560XP Mark II | 562XPG Mark II | 562XP Mark II |
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