boattail


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boattail

(ˈbəʊtˌteɪl)
n
a large species of blackbird, Quiscalus major, found in coastal areas of the southeastern US

boattail

The conical section of a ballistic body that progressively decreases in diameter toward the tail to reduce overall aerodynamic drag.
References in periodicals archive ?
62x54R and uses a rimmed, bottlenecked case 54mm in length loaded with a 152-grain FMJ boattail bullet with a muzzle velocity of approximately 2725 fps.
Many credit Rubin's pioneering design work to be the origin of the rimless case, the boattail bullet and the metallic jacketed bullet.
62mrrun NATO--the L1Al was chambered for the new NATO cartridge which used a rimless, bottlenecked case 51mm long and a FMJ 148-grain boattail spitzer bullet at a velocity of 2750 fps.
The top performers were Hornady's 85-grain InterBond load and Winchester's 100-grain boattail softpoint.
The bullet has to scoot down under the case neck and case shoulder juncture, and I'm talking about a portion on the bullet caliber diameter, not just the boattail part, if the bullet is so constructed.
8mm SPC loadings include four 114-grain bullets: an opentip match (OTM), FMJ, Sierra hollowpoint boattail and Core-Lokt Ultra-Bonded; all at a nominal 2,775 fps from a standard twenty-four-inch industry test barrel.
8mm Balk D--adopted in 1898, it was loaded with a pointed, 198-grain boattail bullet machined from solid brass moving at 2300 fps.
Most have sharp plastic tips, a boattail or both and extremely high ballistic coefficients, so their external and terminal ballistics are outstanding.
It sports a strikingly streamlined, sharp-pointed contour with a boattail, reminding me of a true VLD design.
3] has a boattail, which contributes to long-range accuracy.
8mm Balle 1898 D--in 1900, the 8mm Lebel cartridge was updated with a 198-grain pointed, boattail bullet machined from solid brass.
So the bullet was changed again, this time to a 173-grain spitzer with a nine-degree boattail and seven-caliber ogive on the nose.