The Winchester Varmint X is purpose-built for varmint and predator applications where controlled expansion and consistent external ballistics matter. The load features polymer-tipped projectiles designed to promote consistent flight and rapid expansion on impact. Brass-cased, centerfire construction supports reloadability and reliable feeding in compatible rifles. Performance-oriented shooters often select this round for longer-range varmint work and precision field shots.
Box: Sold per box of 20 rounds. Case: Available by case; a full case consists of 10 boxes (200 rounds) and is achieved by ordering the required number of boxes to reach case quantity.
Key Specifications
- Caliber is .223 Rem/5.56 NATO.
- Bullet type is Polymer Tip Rapid Expansion.
- Muzzle velocity is listed as 3600 fps.
- Muzzle energy is listed as 1151 ft lbs.
- Rounds per box are 20.
- Boxes per case are 10.
- Case material is Brass.
- Reloadable is Yes.
- Ballistic coefficient is 0.2.
Engineered for accuracy and consistent terminal performance within its intended use, this Winchester Varmint X offering provides reliable chambering and predictable ballistics for field work. The polymer tip and jacketed construction are selected to help stabilize the projectile in flight while promoting expansion on target, and the brass case construction supports reloadability for handloaders. This ammunition is supplied in retail-ready 20-round boxes and is also available in case quantities for bulk needs.
Product information is supplied by the manufacturer and/or distributor and may be automatically formatted or enhanced using AI for clarity and consistency. While we strive for accuracy, specifications, features, and included items may change without notice. Always verify details using the manufacturer’s official documentation and the information shown on this product page before purchase or use.




