YHM THREAD PROTECTOR 762 5/8-24 .920 OD SS
A Yankee Hill Machine 7.62 thread protector is a simple but essential piece of protection for your rifle when you're between suppressors, during storage, or while waiting on your Form 1 or Form 4. This stainless steel protector is sized 5/8-24 with a .920 OD (outer diameter) to fit the majority of common 7.62 rifle barrels. Your muzzle threads are precision-cut and expensive to repair if damaged—a thread protector keeps that crown safe from impacts, debris, and corrosion during transport or handling.
Installation and removal take seconds thanks to the knurled exterior grip, so you can swap it on or off without tools or fiddling. The stainless steel construction resists corrosion, meaning you'll get years of reliable service whether your rifle lives in the safe or sees regular use in the field. It's the kind of accessory that costs little but prevents headaches—and potentially costly rework—down the line.
Yankee Hill Machine's reputation for solid, no-nonsense components makes this a trusted choice among hunters, precision shooters, and tactical enthusiasts who understand that thread protection isn't optional if you plan to run a suppressor or want to preserve your barrel's resale value and performance.
Key Features
- Sized 5/8-24 to fit most common 7.62 rifle barrels
- .920 OD (outer diameter) for proper fit
- Stainless steel construction resists corrosion
- Knurled grip for fast, tool-free install and removal
- Protects muzzle crown and threads from damage during storage and transport
Specifications
| Thread Pitch | 5/8-24 |
| Outer Diameter (OD) | .920 |
| Caliber Compatibility | 7.62 (.308 and larger rifle bores) |
| Material | Stainless Steel |
| Manufacturer | Yankee Hill Machine Co |
Frequently Asked Questions
Will this thread protector fit my rifle barrel?
This protector is sized 5/8-24 with a .920 OD, which matches the majority of common 7.62 rifle barrels. If you're unsure whether your barrel has 5/8-24 threads, verify your barrel specifications before ordering. Incompatible thread pitch or OD can cause improper fit.
Can I use this while I'm waiting for my suppressor tax stamp?
Yes. This thread protector is designed to keep your muzzle threads and crown protected during any period when you're not running a suppressor, whether you're in the approval process or simply rotating between rifles.
Do I need tools to install and remove it?
No. The knurled exterior provides enough grip for your fingers to install or remove the protector by hand in seconds—no wrench or specialized tool required.
Is stainless steel corrosion-resistant enough for outdoor use?
Stainless steel resists rust and corrosion well in most field conditions. For rifles exposed to extreme saltwater or harsh chemical environments, inspect the protector periodically and clean as needed.

