.280-inch

Calibre specification
	Metric (mm)	Imperial (in)
Calibre	7.11	.280
Name:	Enfield
Case Type:	Rimless, bottlenecked
Bullet Diameter:	7.22
Case Length:	43.2
Rim Diameter:	11.66
Neck Diameter:	7.94
Shoulder Diameter:
Base Diameter:	11.88
Total Length:	64.5
Weight:	19.8 grammes
Primer:	Berdan
Year Introduced:	1947
Also known as:	.280 NATO .280 UK .280 Short 7mm F.N. Short 7×43