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Hornady

HORNADY 3120 303 CAL .312 150 GR SP INTERLOCK 100 CT.

Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.

.303 Caliber,

.312 diameter, 150-grain soft point

Traditional Line

Exposed lead tips for controlled

Secant Ogive

Profile used on most bullets

Exclusive Interlock

Design helps keep core and

Pack Includes

100 bullets

$41.99
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SKU: 3120-090255231205

Overview

Built for hunters loading .303 caliber rifles, this 150-grain soft point bullet is intended for controlled expansion and dependable terminal performance. The exposed lead tip and traditional profile are aimed at practical field use where consistent bullet behavior matters. Hornady’s InterLock design is included to help keep the core and jacket together during expansion. Load data should be verified in a reloading manual or with the powder manufacturer before use.

Why Hunters Choose the Hornady

Traditional Bullet

Exposed lead tip for controlled

Interlock Design

Helps keep core and jacket

Secant Ogive

Profile is featured on most

Hard-hitting Terminal

Performance

100-count Box

Convenient quantity for reloading

Key Features

  • .303 caliber, .312 diameter, 150-grain soft point bullets
  • Traditional line with exposed lead tips for controlled expansion
  • Secant ogive profile used on most bullets in the line
  • Exclusive InterLock design helps keep core and jacket locked together during expansion
  • Pack includes 100 bullets
  • Reloading manual or powder manufacturer load data recommended

Best Used For

  • Hunters loading .303 caliber rifles for controlled-expansion bullet applications
  • Reloaders seeking traditional bullets with exposed lead tips and InterLock construction
  • Users who consult reloading manuals and powder manufacturer data before assembling loads
  • Shooters wanting a 150 grain bullet option for hunting-focused handloads

Specifications

Bullet Caliber303 Cal
Bullet Count100 ct
Bullet Diameter.312
Bullet StyleSP
Bullet Weight150 gr
Exposed Lead TipYes
Inter Lock DesignYes
Load Data GuidanceCheck your reloading manual or powder manufacturer's website for load data
Secant Ogive DesignYes

Pros

  • Traditional bullet design with exposed lead tip for controlled expansion
  • InterLock design helps keep core and jacket locked together during expansion
  • Secant ogive profile is featured on most bullets in the line
  • Built for hard-hitting terminal performance
  • 100-count box offers convenient quantity for reloading

Considerations & Trade-offs

  • This is a traditional exposed-lead-tip bullet, so it is designed around controlled expansion rather than a protected-tip or non-expanding profile.
  • Load selection is not plug-and-play; Hornady directs users to check a reloading manual or powder manufacturer data before use.
  • The product is sold as a 100-count box, which is useful for reloaders but may be more than needed for occasional use.
  • Performance depends on matching the bullet to appropriate load data and application, so it is not a universal choice for every .303 setup.

Suggested Comparisons

  • .303 caliber hunting bullets
  • Soft point bullets
  • Reloading components
  • Traditional hunting projectiles

Suggested Accessories

  • Reloading manual
  • Powder scale
  • Bullet puller
  • Case trimmer

Frequently Asked Questions

What is this Hornady bullet intended for?

It is part of Hornady’s traditional line of bullets, described as having exposed lead tips for controlled expansion and hard-hitting terminal performance.

Does this bullet use Hornady’s InterLock design?

Yes. The product description says most bullets in this line feature Hornady’s exclusive InterLock design, which uses a raised ring inside the jacket to help keep the core and jacket locked together during expansion.

What does the 303 CAL .312 150 GR SP designation mean?

The product title identifies it as a .303 caliber bullet with a .312 diameter, 150 grain weight, and SP (soft point) designation.

How many bullets are included in the box?

The product title lists a 100 count package.

Where should I get load data for this bullet?

The description advises checking your reloading manual or going to a powder manufacturer’s website for load data.