Description
Overview:
This locking nut is a genuine Husqvarna OEM fastener designed to secure components on a wide range of Husqvarna machines, including chainsaws and power cutters. Made from durable metal for dependable clamping force under vibration, it helps prevent parts from loosening during operation, supporting safe and consistent performance. Suitable for professional and domestic maintenance tasks, it is a practical replacement for worn or missing nuts on models such as the Husqvarna 365 and 560XP. The nut offers a precise fit and reliable hold where a lock‐style fastening is required. Manufacturer Part Number (MPN): 503222401. Genuine status: Genuine Husqvarna Part.
Key Features:
- Genuine Husqvarna part for accurate fit and compatibility
- Locking action resists vibration and prevents loosening in use
- Durable metal construction for long service life
- Stable clamping force helps protect threads and mating parts
- Supports safe operation by maintaining correct assembly torque
- Straightforward to fit as part of routine maintenance or repairs
- Suitable across multiple platforms: chainsaws, brushcutters, hedge trimmers, pole tools, and power cutters
Typical Applications:
Used wherever a secure, vibration‐resistant fastening is needed on Husqvarna equipment. Commonly applied on covers, guards, brackets, handle assemblies, and drive-side components on chainsaws and other handheld machines. Ideal for replacing damaged, corroded, or missing lock nuts during servicing.
Also known as:
Locknut, self‐locking nut, securing nut, retaining nut, hex nut, fastener, chainsaw nut, power tool nut.
Fits Models:
225H60, 225H75, 281, 281XP, 288, 288XP, 3120, 3120XP, 323RII, 326 AI 25, 326 ES, 326 EX, 326 LDx, 326 LS, 326 Lx, 326AI25, 326ES, 326EX, 326LDx, 326LS, 326Lx, 326RJX, 326RX, 327 LDx, 327 LS, 327 Lx, 327HDA65 X-Series, 327HE3 X-Series, 327HE4 X-Series, 327LDx, 327LS, 327Lx, 327P, 327P4, 327P5x, 327PT5S, 327RDX, 327RJX, 327RX, 362, 362XP, 365, 365 X-Torq, 365H, 372XP, 372XP X-Torq, 385, 385XP, 390XP, 395XP, 51, 525HF3S, 545 Mark II, 545G Mark II, 55, 55 Rancher, 550XP Mark II, 550XPG Mark II, 555, 556, 560XP, 560XP Mark II, 560XPG, 560XPG Mark II, 562XP, 562XP Mark II, 562XPG, 562XPG Mark II, 565, 570, 570II, 572XP, 572XPG, 575XP, 576XP, 576XP AutoTune, 592 XP, 592XP, K3000, K3000 Cut-n-Break, K3000Cut-n-Break, K4000, K4000 Cut-n-Break, K4000Cut-n-Break
Alternate Part Numbers:
503 22 24-01, 503222401
Product Specifications
| L&S Part No. | 503 22 24 01 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Husqvarna |
| OEM No. | 503222401 |
| Unit of Sale | 1 |
| Applications | 225H60, 225H75, 281, 281XP, 288, 288XP, 3120, 3120XP, 323RII, 326 AI 25, 326 ES, 326 EX, 326 LDx, 326 LS, 326 Lx, 326AI25, 326ES, 326EX, 326LDx, 326LS, 326Lx, 326RJX, 326RX, 327 LDx, 327 LS, 327 Lx, 327HDA65 X-Series, 327HE3 X-Series, 327HE4 X-Series, 327LDx, 327LS, 327Lx, 327P, 327P4, 327P5x, 327PT5S, 327RDX, 327RJX, 327RX, 362, 362XP, 365, 365 X-Torq, 365H, 372XP, 372XP X-Torq, 385, 385XP, 390XP, 395XP, 51, 525HF3S, 545 Mark II, 545G Mark II, 55, 55 Rancher, 550XP Mark II, 550XPG Mark II, 555, 556, 560XP, 560XP Mark II, 560XPG, 560XPG Mark II, 562XP, 562XP Mark II, 562XPG, 562XPG Mark II, 565, 570, 570II, 572XP, 572XPG, 575XP, 576XP, 576XP AutoTune, 592 XP, 592XP, K3000, K3000 Cut-n-Break, K3000Cut-n-Break, K4000, K4000 Cut-n-Break, K4000Cut-n-Break |
| Machine Type | Chainsaws, Disc Cutters |
| Fits Brands | Husqvarna |
| Fits Models | 225H60 | 225H75 | 327HDA65 X-SERIES | 327HE3 X-SERIES | 327HE4 X-SERIES | 525HF3S | K4000 Cut-n-Break | K3000 Cut-n-Break | 327PT5S | 327P | 281 | 281XP | 288 | 288XP | 3120 | 3120XP | 362 | 362XP | 365 | 365H | 365X-TORQ | 372XP | 372XP X-TORQ | 385 | 385XP | 390XP | 395XP | 51 | 55 | 55 RANCHER | 555 | 556 | 560XP, 560XPG | 562XP, 562XPG | 565 | 570 | 570II | 572XP, 572XPG | 576XP | 323RII | 326RJX | 326RX | 327RDX | 327RJX | 327RX | 326 ES | 326 EX | 326 LDx | 326 LS | 326 Lx | 327 LDx | 327 LS | 327 Lx | 326 AI 25 | 592 XP | 550XP Mark II | 545 Mark II | 545G Mark II | 550XPG Mark II | 560XPG Mark II | 560XP Mark II | 562XPG Mark II | 562XP Mark II | 576XP AutoTune | 327P4 | 327P5x |
