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The Silvertip name has been synonymous with defensive ammunition performance for decades, and Winchester's .40 S&W 155-grain load carries on that tradition. This isn't a new concept or flashy marketing—it's a cartridge that law enforcement and armed citizens have relied on for years because it works. The 155-grain bullet weight paired with 1205 fps muzzle velocity creates a combination that balances recoil management with stopping power, making follow-up shots more controlable than heavier loadings while still delivering solid terminal energy.
What sets the Silvertip apart is Winchester's engineered jacket profile. The silver-colored jacket isn't just cosmetic; it aids in smooth feeding through the magazine and chamber while the hollow point cavity is specifically designed to promote rapid, consistent expansion on impact. The nose cavity features notches that weaken the jacket in a controlled way, encouraging uniform mushrooming rather than unpredictable fragmentation. This means the bullet retains its weight through the target, delivering energy where it matters rather than leaving pieces behind.
Each round uses a brass case loaded with a non-corrosive Boxer primer and a clean-burning propellant formulation. The brass is reloadable if you're into handloading, and the overall manufacturing consistency is what you'd expect from Winchester's Super-X line. The ammo shoots clean with minimal residue buildup, which keeps your pistol functioning reliably through extended practice sessions or defensive carry. It cycles smoothly through .40 S&W pistols without feeding issues.
Whether you're stocking defensive ammo for home protection or maintaining carry rounds for concealed use, these rounds deliver what Winchester promises—dependable performance without surprises.
The Silvertip uses a specially engineered jacket with notches at the hollow point cavity that promote controlled expansion and weight retention. This design has been proven reliable in defensive scenarios and keeps the bullet from fragmenting, which means more of that 500 ft-lbs of energy gets transferred where you need it.
Yes, many shooters use it for both. The clean-burning propellant and reloadable brass make it economical for regular shooting, while the controlled expansion design is specifically engineered for self-defense. It's a practical choice if you want one load that works for both training and carry duty.
The lighter 155-grain bullet generates noticeably less recoil than standard 180-grain defensive loads, which helps with faster follow-up shot accuracy. You still get solid stopping power from the velocity—1205 fps gives you 500 ft-lbs of muzzle energy—but with a quicker impulse that's easier to manage during rapid fire.
Yes, the brass cases are reloadable. Winchester uses quality brass designed to withstand standard chamber pressures and multiple reloads, which makes this a good value choice if you handload your own ammunition.
| Bullet Weight (Grains) | 155 |
|---|---|
| Caliber/Gauge | .40 S&W |
| Case Material | Brass |
| Cost per Round | 1.40 |
| Grains | 155Gr |
| Length | 3.9500 |
| Manufacturer | |
| Manufacturer Part Number | W40SWST |
| Model | |
| Product Type | Hollow Point |
| Shipping Weight | 0.71 |
| Units per Box | 20 |
| UPC | 020892227798 |
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