6.8 Shaw

6.8mm Shaw
Place of origin	Drambenburg
Service history
Used by	Drambenburg
Production history
Designer	Thomas Shaw
Designed	1987
Manufacturer	Bundesmunitionsdepot Drambenburg
Specifications
Parent case	.303 Kriegsmarine
Case type	Rimless, Bottleneck
Bullet diameter	.2644 in (6.72mm)
Neck diameter	.2950 in (7.49mm)
Shoulder diameter	.4920 in (12.5mm)
Base diameter	.4940 in (12.55mm)
Case length	1.920 in (48.40mm)
Overall length	2.480 in (62.99mm)
Rifling twist	1-8" (203mm)
Primer type	Large Rifle
Maximum pressure	63,091 psi (435.00 MPa)
Ballistic performance
Bullet mass/type Velocity Energy 120 gr (8 g) Copper jacketed 3,020 ft/s (920m/s) 2,430 ft⋅lbf (3,290J) 143 gr (9 g) Tungsten core 2,710 ft/s (830 m/s) 2,283 ft⋅lbf (3,095 J)
Test barrel length: 28 inches (711mm)