boattail

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boattail

[′bōt‚tāl]

(aerospace engineering)

Of an elongated body such as a rocket, the rear portion having decreasing cross-sectional area.

References in periodicals archive ?

They have moderate boattails that enhance aerodynamics.

BRING ON DEER SEASON! WINCHESTER'S NEW MONOMETAL COPPER BULLET WAS ENGINEERED SPECIFICALLY FOR DEER

If you live where it's legal to hunt big game with a centerfire rifle, though, the Valkyrie offers a 90-grain spitzer boattail hunting bullet.

.22 Nosier vs .224 Valkyrie

The new bullet was a 173-grain FMJ with a nine-degree boattail and gilding metal jacket.

FEEDING THE M14: How a World War I French Machine Gun Influenced American Sniper Ammunition for Decades

1930 D with a 54mm rimmed, bottlenecked case was loaded with a with a 0.311" (7.65mm) diameter, 182-grain boattail spitzer bullet traveling at approximately 2600 fps.

Lets Czech 'em out! Czech military rifle cartridges

Bob not only offers plain-based bullets but also a RBBT, which is a rebated boattail. All handloaders know what a rifle boattail looks like, but I don't know of anyone else who has ever offered the same design for handgun bullets.

NWCP bullets

Superformance Match Ammunition achieves muzzle velocities 100 to 200 fps faster than conventional ammunition, and features Hornady AMAX and Boattail Hollow Point Match bullets, which include AMP (Advanced Manufacturing Process) bullet jackets.

Hornady

The parallel boattail limbs, seated in pivoting Hyperlight[TM] limb pockets, are kept quiet by Vibracheck[TM] dampeners.

PSE[R] performance at a reasonable price

A sleek profile and boattail produce a high ballistic coefficient.

Rifle cartridges & projectiles

Designers tried to use elements of the coupe's boattail design while sculpting the shape of the top and the rear of the roadster while canting over as many components of the coupe as possible.

Let the sun shine in: Chrysler joins the roadster rage with a convertible top-system jointly-developed with manufacturer Karmann

Starke's newest VLD bullet (which should be available by the time you read this) will rely on a long, slippery ogive and a brand-new boattail designed to hang on to velocity downrange.

Starke bullets. (Ammo Shelf)

This maximum diameter combined with the length and exit area of the nozzle establishes the boattail drag for the nozzle.

Installing a propulsion system in the HSCT

A synthetic tip, tuned ogive, and boattail create a fast, balanced profile with optimum ballistic coefficients throughout the range of calibers.