.450 Bushmaster

2007 · Tim LeGendre · 9 firearms in catalog

Also known as: 11.48x43mmRB, 450 BM

Cartridge specifications

Bullet Diameter11.48 mm (0.452")
Neck Diameter12.04 mm (0.474")
Base Diameter12.07 mm (0.475")
Case Length43.18 mm (1.700")
Overall Length57.4 mm (2.260")
Max Pressure262 MPa (38,500 psi)
Typical Bullet Weight16.2 g (250 gr)
Typical Muzzle Velocity671 m/s (2201 fps)
Typical Muzzle Energy3641 J (2685 ft·lbf)
Primer TypeLarge Rifle
Cartridge TypeRebated Rim
Introduced2007

Firearms chambered in .450 Bushmaster