45-70 Government

300 grains ( 19,4 gram)	Hornady HP (43,500 psi) B.C = 0.197 C.O.L = 2,539 "/64,5 mm # 4500
Powder	Charge weight grains	Muzzle velocity	fps	m/s
Norma 200	Max. 60 Min. 58		2290 2218	698 676
Norma 201	Max. 63,0 Min. 60,0		2182 2047	665 624

300 grains ( 19,4 gram)	Hornady HP (29,000 psi) B.C = 0,197 C.O.L = 25,394 "/645 mm # 4500
Powder	Charge weight grains	Muzzle velocity	fps	m/s
Norma 200	Max. 53 Min. 50		2018 1910	615 582
Norma 201	Max. 55,0 Min. 53,0		1896 1821	578 555
Norma MRP-2	Max. 62,2 Min. 62,2		1056 1056	322 322

350 grains ( 22,7 gram)	Hornady RN (43,500 psi) B.C = 0,189 C.O.L = 2,539 "/64,5 mm # 4502
Powder	Charge weight grains	Muzzle velocity	fps	m/s
Norma 200	Max. 55 Min. 50		2116 1910	645 582
Norma 201	Max. 59,0 Min. 54,0		2083 1916	635 584

350 grains ( 22,7 gram)	Hornady RN (29,000 psi) B.C = 0,189 C.O.L = 25,394 "/645 mm # 4502
Powder	Charge weight grains	Muzzle velocity	fps	m/s
Norma 200	Max. 46 Min. 44		1808 1719	551 524
Norma 201	Max. 50,0 Min. 48,0		1762 1696	537 517

500 grains ( 32,4 gram)	Hornady RN (29,000 psi) B.C = 0,287 C.O.L = 29,331 "/745 mm # 4504
Powder	Charge weight grains	Muzzle velocity	fps	m/s
Norma 200	Max. 37 Min. 36		1385 1326	422 404
Norma 201	Max. 43,0 Min. 43,0		1401 1401	427 427
Norma MRP-2	Max. 59,6 Min. 59,6		1181 1181	360 360