.284 Winchester

Test barrel: 610 mm (24”), 1 in 10” twist
Primers: Large Rifle, Remington 9 1/2
Cases: Peterson, trim-to length 55,12 mm (2.170”)

Bullet	7,8 g / 120 gr		Hornady, V-Max		C.O.L. 71,1 mm / 2.799 inch
Powder	Starting load				Maximum load
Type	Weight		Velocity		Weight		Velocity
	[g]	[grs]	[m/s]	[fps]	[g]	[grs]	[m/s]	[fps]
N140	2,80	43.2	836	2743	3,18	49.1	927	3041
N540	2,90	44.8	852	2795	3,24	50.0	954	3130
N150	2,89	44.6	846	2776	3,23	49.8	933	3061
N550	3,18	49.1	871	2858	3,50	54.0	966	3169
N555	3,47	53.6	898	2946	3,82	59.0	981	3219
N160	3,60	55.6	894	2933	3,91F	60.3F	968	3176
F – Case full
Bullet	9,1 g / 140 gr		Nosler, E-Tip(1		C.O.L. 73,5 mm / 2.894 inch
Powder	Starting load				Maximum load
Type	Weight		Velocity		Weight		Velocity
	[g]	[grs]	[m/s]	[fps]	[g]	[grs]	[m/s]	[fps]
N150	2,58	39.8	749	2457	3,09	47.7	844	2769
N550	3,05	47.1	789	2589	3,38	52.2	884	2900
N555	3,30	50.9	798	2618	3,71C	57.3C	905	2969
N160	3,20	49.4	784	2572	3,75	57.9	887	2910
N560	3,55	54.8	798	2618	3,99C	61.6C	906	2972
1) The cartridge overall length exceeds the CIP maximum. C – Compressed load
Bullet	9,7 g / 150 gr		Berger, Classic Hunter		C.O.L. 71,0 mm / 2.795 inch
Powder	Starting load				Maximum load
Type	Weight		Velocity		Weight		Velocity
	[g]	[grs]	[m/s]	[fps]	[g]	[grs]	[m/s]	[fps]
N140	2,70	41.7	783	2569	3,00	46.3	850	2789
N540	2,57	39.7	768	2520	3,07	47.4	872	2861
N150	2,57	39.7	763	2503	3,08	47.5	853	2799
N550	3,01	46.5	795	2608	3,35	51.7	887	2910
N555	3,29	50.8	813	2667	3,64	56.2	901	2956
N160	3,50	54.0	830	2723	3,75	57.9	897	2943
N560	3,60	55.6	818	2684	3,88	59.9	897	2943
Bullet	9,7 g / 150 gr		Hornady, ELD-X(1		C.O.L. 74,0 mm / 2.913 inch
Powder	Starting load				Maximum load
Type	Weight		Velocity		Weight		Velocity
	[g]	[grs]	[m/s]	[fps]	[g]	[grs]	[m/s]	[fps]
N150	2,60	40.1	762	2500	2,99	46.1	834	2736
N550	3,00	46.3	797	2615	3,30	50.9	869	2851
N555	3,30	50.9	822	2697	3,62	55.9	890	2920
N160	3,28	50.6	793	2602	3,62	55.9	872	2861
N560	3,50	54.0	796	2612	3,90	60.2	893	2930
1) The cartridge overall length exceeds the CIP maximum.
Bullet	9,7 g / 150 gr		Lapua, Scenar-L		C.O.L. 73,5 mm(1 / 2.894 inch
Powder	Starting load				Maximum load
Type	Weight		Velocity		Weight		Velocity
	[g]	[grs]	[m/s]	[fps]	[g]	[grs]	[m/s]	[fps]
N540	2,60	40.1	757	2484	3,02	46.6	855	2805
N150	2,55	39.4	754	2474	3,00	46.3	835	2740
N550	2,92	45.1	783	2569	3,24	50.0	868	2848
N555	3,20	49.4	806	2644	3,51	54.2	882	2894
N160	3,24	50.0	785	2575	3,60	55.6	873	2864
N560	3,38	52.2	789	2589	3,74	57.7	887	2910
1) The cartridge overall length exceeds the CIP maximum.
Bullet	10,1 g / 155 gr		Lapua, Naturalis N564		C.O.L. 72,5 mm(1 / 2.854 inch
Powder	Starting load				Maximum load
Type	Weight		Velocity		Weight		Velocity
	[g]	[grs]	[m/s]	[fps]	[g]	[grs]	[m/s]	[fps]
N540	2,55	39.4	709	2326	2,88	44.4	793	2602
N150	2,55	39.4	718	2356	2,80	43.2	761	2497
N550	2,85	44.0	740	2428	3,17	48.9	818	2684
N555	3,05	47.1	750	2461	3,48	53.7	840	2756
N160	2,61	40.3	672	2205	3,40	52.5	809	2654
N560	3,30	50.9	750	2461	3,70	57.1	841	2759
1) The cartridge overall length exceeds the CIP maximum.
Bullet	10,5 g / 162 gr		Hornady, ELD Match(1		C.O.L. 74,0 mm / 2.913 inch
Powder	Starting load				Maximum load
Type	Weight		Velocity		Weight		Velocity
	[g]	[grs]	[m/s]	[fps]	[g]	[grs]	[m/s]	[fps]
N150	2,60	40.1	754	2474	2,93	45.2	808	2651
N550	2,87	44.3	760	2493	3,22	49.7	843	2766
N555	3,15	48.6	778	2552	3,49	53.9	853	2799
N160	3,20	49.4	766	2513	3,56	54.9	847	2779
N560	3,40	52.5	771	2530	3,78	58.3	859	2818
1) The cartridge overall length exceeds the CIP maximum.
Bullet	10,9 g / 168 gr		Berger, Classic Hunter		C.O.L. 71,0 mm / 2.795 inch
Powder	Starting load				Maximum load
Type	Weight		Velocity		Weight		Velocity
	[g]	[grs]	[m/s]	[fps]	[g]	[grs]	[m/s]	[fps]
N150	2,62	40.4	724	2375	2,97	45.8	801	2628
N550	2,95	45.5	754	2474	3,23	49.8	832	2730
N555	3,20	49.4	769	2523	3,59	55.4	851	2792
N160	3,16	48.8	754	2474	3,53	54.5	837	2746
N560	3,39	52.3	755	2477	3,81	58.8	851	2792
Bullet	10,9 g / 168 gr		Sierra, HPBT		C.O.L. 71,0 mm / 2.795 inch
Powder	Starting load				Maximum load
Type	Weight		Velocity		Weight		Velocity
	[g]	[grs]	[m/s]	[fps]	[g]	[grs]	[m/s]	[fps]
N550	2,81	43.4	742	2434	3,15	48.6	825	2707
N555	3,10	47.8	762	2500	3,44	53.1	838	2749
N160	3,13	48.3	748	2454	3,48	53.7	831	2726
N560	3,35	51.7	757	2484	3,76	58.0	851	2792
Bullet	11,3 g / 175 gr		Berger, Elite Hunter(1		C.O.L. 74,0 mm / 2.913 inch
Powder	Starting load				Maximum load
Type	Weight		Velocity		Weight		Velocity
	[g]	[grs]	[m/s]	[fps]	[g]	[grs]	[m/s]	[fps]
N550	2,83	43.7	728	2388	3.17	48.9	810	2657
N555	3,12	48.1	747	2451	3,52	54.3	829	2720
N160	3,18	49.1	741	2431	3,51	54.2	821	2694
N560	3,33	51.4	742	2434	3,75	57.9	836	2743
1) The cartridge overall length exceeds the CIP maximum.
Bullet	11,7 g / 180 gr		Lapua, Scenar-L		C.O.L. 74,0 mm(1 / 2.913 inch
Powder	Starting load				Maximum load
Type	Weight		Velocity		Weight		Velocity
	[g]	[grs]	[m/s]	[fps]	[g]	[grs]	[m/s]	[fps]
N150	2,55	39.4	706	2316	2,70	41.7	737	2418
N550	2,67	41.2	692	2270	3,01	46.5	777	2549
N555	2,96	45.7	715	2346	3,28	50.6	791	2595
N160	2,95	45.5	699	2293	3,31	51.1	780	2559
N165	3,30	50.9	722	2369	3,74C	57.7C	808	2651
N560	3,20	49.4	726	2382	3,58	55.2	811	2661
N565	3,35	51.7	741	2431	3,74	57.7	808	2651

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