These data are for only Ruger No.1 and No.3 single shots, Browning 1885 single shots and Siamese bolt action rifles. Max pressure, 50,000 CUP. Do not use these data in either of the prior two sections of 45-70 data (Trapdoor and Lever Actions).					Starting Loads			Maximum Loads
Bullet Weight (Gr.)	Powder Manufacturer	Powder	Bullet Diameter	C.O.L.	Grs.	Vel. (ft/s)	Pressure	Grs.	Vel. (ft/s)	Pressure
300 GR. BAR TTSX	IMR	IMR 4198	.458"	2.775"	50.0	2207	37,700 CUP	53.0C	2323	45,000 CUP
300 GR. BAR TTSX	Hodgdon	H4198	.458"	2.775"	53.0	2346	39,800 CUP	56.0C	2445	46,700 CUP
300 GR. SIE HP	IMR	IMR 4198	.458"	2.525"	54.0	2253	31,800 CUP	58.5C	2450	43,000 CUP
300 GR. SIE HP	Hodgdon	H4198	.458"	2.525"	59.5	2394	37,300 CUP	63.0	2532	50,000 CUP
325 GR. HDY FTX	IMR	IMR 4198	.458"	2.650"	50.0	2149	37,000 CUP	54.0C	2292	44,100 CUP
325 GR. HDY FTX	Hodgdon	H4198	.458"	2.650"	52.0	2242	37,700 CUP	56.0C	2378	46,500 CUP
350 GR. HDY JRN	Hodgdon	H335	.458"	2.540"	57.0	2016	32,200 CUP	63.0	2174	47,300 CUP
350 GR. HDY JRN	Hodgdon	H322	.458"	2.540"	52.0	1898	25,800 CUP	57.0C	2143	41,100 CUP
350 GR. HDY JRN	IMR	IMR 4198	.458"	2.540"	49.0	2118	37,700 CUP	52.0	2212	43,900 CUP
350 GR. HDY JRN	Hodgdon	H4198	.458"	2.540"	50.5	2104	35,100 CUP	56.0	2300	50,000 CUP
400 GR. SPR JFP	Hodgdon	H335	.458"	2.540"	54.0	1883	31,900 CUP	60.0	2057	49,800 CUP
400 GR. SPR JFP	IMR	IMR 4198	.458"	2.540"	47.0	1954	35,400 CUP	50.0	2089	47,100 CUP
400 GR. SPR JFP	Hodgdon	H4198	.458"	2.540"	48.0	1915	31,800 CUP	53.0	2108	49,100 CUP

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