Load data for .300 Win. Mag. + .308 | 150gr | Hornady BTSP

Recommended Powder(s): Alliant Reloder-16, Norma URP, ReloadSwiss RS 62, ReloadSwiss RS 70, Somchem S365

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.308 \| 150gr \| Hornady BTSP
Manufacturer SKU:	3033
Bullet Weight:	150gr \| 9.7g
Bullet Diameter:	0.308" \| 7.82mm
Bullet Length:	1.044" \| 26.5mm
Caliber:	.300 Win. Mag. load data
Case Length (l3):	2.620" \| 66.5mm
Cartridge Length (C.O.L.):	3.290" \| 83.6mm
Seated Depth:	0.374" \| 9.5mm
Shank Seated Depth:	0.234" \| 5.9mm
Case Capacity:	90.5 Grains of Water \| 5.88 cm³
Primer Size:	Large Rifle Magnum (LRM)
Max. allowed Pressure:	62366 psi \| 4300 bar
LID:	LID_B2666_C380
Last updated:	2025-01-01
Recommended Twist Rate:	1:16 - 1:13

Load data for 162 loads in caliber .300 Win. Mag. with .308 | 150gr | Hornady BTSP bullet and 81 powders such as Alliant Reloder-16, Norma URP, ReloadSwiss RS 62, ReloadSwiss RS 70, Somchem S365. The key underlying parameters are shown in the table above.

Important Notice: DO NOT go below Minimum Charge or above Maximum Charge unless there are reasons. Since xxlreloading.com has no control over the equipment and components used by the customer and the data used in connection with the website, any responsibility and liability for the results achieved is rejected. Also see our Terms of Service.

Questions regarding the load data: Please read the information in the next tab "Explanations".
A load must fulfill certain criteria to be listed in the default view below - see "powder criteria to fulfill to be listed".

Our load data might deviate from other sources - see the "most common reasons for deviations".

All loads are based on the bullet and case dimensions shown under "Load Specifications" - see "reloading suggestions" if you deviate.

You can set your specifications in the "Personalized Load Calculator".

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Use the Personalized Load Calculator to customize loads to your own specific requirements. Find more details in the help section.

Our default view only displays powders/loads that fulfill certain criteria: Max pressure of a load <=90% of Max. Standardized Pressure. Fill Rate (Min FR): >80% and <100% for rife loads, >60% and <100% for pistol loads. Min. Propellant Combustion (Min z): >90% for rifle loads , >80% for pistol/revolver loads. Relax these criteria at your own risk to potentially get more powders shown in the load tables.

Click on the desired row in the tables below to add a specific load / powder to your Diary and manage there.

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AR 2208	<<locked>>	88%	55753	89%	**64	100%
ADI AR 2209	<<locked>>	97%	52489	84%	**94	96%
[ADI AR 2213]*	<<locked>>	97%	46615	75%	**92	92%
Accurate 2700	<<locked>>	88%	55448	89%	**15	98%
Accurate 3100	<<locked>>	97%	45078	72%	**20	97%
Accurate 4064	<<locked>>	86%	55854	90%	**51	100%
Accurate 4350	<<locked>>	93%	55477	89%	**30	100%
Alliant Reloder- TS 15.5	<<locked>>	87%	56028	90%	**84	100%
Alliant Reloder-15	<<locked>>	85%	55550	89%	**00	100%
Alliant Reloder-16 👍	<<locked>>	95%	55492	89%	**73	100%
Alliant Reloder-17	<<locked>>	90%	55811	89%	**99	100%
Alliant Reloder-19	<<locked>>	97%	51126	82%	**61	96%
[Alliant Reloder-22]*	<<locked>>	97%	45411	73%	**95	94%
Alliant Reloder-23	<<locked>>	97%	43134	69%	**59	100%
Alliant Reloder-25	<<locked>>	97%	37652	60%	**35	95%
Alliant Reloder-26	<<locked>>	97%	48617	78%	**40	99%
Hodgdon CFE223	<<locked>>	85%	55869	90%	**33	100%
Hodgdon H380	<<locked>>	86%	55608	89%	**94	100%
Hodgdon H414	<<locked>>	89%	55419	89%	**46	98%
Hodgdon H4350	<<locked>>	97%	55927	90%	**91	98%
[Hodgdon H4831 SC]*	<<locked>>	97%	48892	78%	**92	93%
Hodgdon Hybrid 100V	<<locked>>	97%	55056	88%	**87	100%
Hodgdon LVR	<<locked>>	92%	55898	90%	**36	100%
Hodgdon Superperformance	<<locked>>	92%	56101	90%	**86	98%
Hodgdon VARGET	<<locked>>	88%	55753	89%	**64	100%
Hodgdon TrailBoss	<<locked>>	97%	34563	55%	**09	100%
IMR 3031	<<locked>>	84%	55622	89%	**58	100%
IMR 4064	<<locked>>	89%	56086	90%	**64	100%
IMR 4166 Enduron	<<locked>>	89%	55767	89%	**48	98%
IMR 4350	<<locked>>	95%	55782	89%	**81	98%
IMR 4451 Enduron	<<locked>>	90%	55564	89%	**74	98%
IMR 4831	<<locked>>	97%	52011	83%	**51	100%
IMR 4895	<<locked>>	84%	55637	89%	**10	100%
[IMR 4955 Enduron]*	<<locked>>	97%	48312	77%	**46	93%
[IMR 7828 SSC]*	<<locked>>	97%	47442	76%	**18	93%
Lovex S060	<<locked>>	83%	56086	90%	**25	100%
Lovex S062	<<locked>>	86%	55941	90%	**51	100%
Lovex S065	<<locked>>	92%	55767	89%	**64	99%
Lovex S070	<<locked>>	93%	55956	90%	**87	98%
Lovex S071	<<locked>>	97%	37724	60%	**59	95%
Norma 201	<<locked>>	83%	55840	90%	**51	100%
Norma 203B	<<locked>>	85%	55608	89%	**04	100%
Norma 204	<<locked>>	94%	55840	90%	**27	97%
Norma MRP	<<locked>>	97%	47529	76%	**71	97%
Norma URP 👍	<<locked>>	94%	55854	90%	**43	100%
Ramshot Big Game	<<locked>>	85%	55796	89%	**14	100%
Ramshot Hunter	<<locked>>	95%	55927	90%	**50	99%
[Ramshot Magnum]*	<<locked>>	97%	43874	70%	**36	94%
ReloadSwiss RS 14	<<locked>>	96%	34795	56%	**46	100%
ReloadSwiss RS 50	<<locked>>	86%	55506	89%	**68	99%
ReloadSwiss RS 52	<<locked>>	85%	55419	89%	**07	100%
ReloadSwiss RS 60	<<locked>>	91%	55288	89%	**02	100%
ReloadSwiss RS 62 👍	<<locked>>	94%	55535	89%	**50	100%
ReloadSwiss RS 70 👍	<<locked>>	94%	56086	90%	**15	100%
Rottweil R 902	<<locked>>	85%	55811	89%	**35	100%
Rottweil R 903	<<locked>>	89%	56115	90%	**84	100%
Rottweil R 904	<<locked>>	97%	54056	87%	**54	95%
Rottweil R 905	<<locked>>	97%	50357	81%	**48	96%
Rottweil R 907	<<locked>>	91%	55912	90%	**71	98%
SNPE Vectan SP 11	<<locked>>	88%	56086	90%	**23	100%
SNPE Vectan Tubal 5000	<<locked>>	88%	55419	89%	**43	100%
SNPE Vectan Tubal 7000	<<locked>>	92%	55796	89%	**18	98%
Shooters World Long Rifle	<<locked>>	92%	55767	89%	**64	99%
Shooters World Precision	<<locked>>	86%	55941	90%	**51	100%
Somchem S355	<<locked>>	89%	55854	90%	**81	100%
Somchem S361	<<locked>>	97%	55753	89%	**54	95%
Somchem S365 👍	<<locked>>	97%	56101	90%	**63	100%
Somchem S385	<<locked>>	97%	51155	82%	**28	97%
Vihtavuori N133	<<locked>>	84%	55608	89%	**40	100%
Vihtavuori N135	<<locked>>	90%	56101	90%	**99	100%
Vihtavuori N140	<<locked>>	85%	55709	89%	**09	100%
Vihtavuori N150	<<locked>>	94%	55521	89%	**35	100%
Vihtavuori N160	<<locked>>	92%	55782	89%	**97	100%
[Vihtavuori N165]*	<<locked>>	97%	42308	68%	**48	94%
Vihtavuori N540	<<locked>>	85%	55738	89%	**35	100%
Vihtavuori N550	<<locked>>	91%	55970	90%	**36	100%
Vihtavuori N555	<<locked>>	97%	47993	77%	**35	99%
[Vihtavuori N560]*	<<locked>>	97%	45774	73%	**09	92%
Winchester 6.5 StaBALL	<<locked>>	93%	55709	89%	**64	100%
Winchester 760	<<locked>>	89%	55419	89%	**46	98%
Winchester StaBALL HD	<<locked>>	97%	36100	58%	**69	100%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AR 2208	<<locked>>	81%	45484	73%	**81	99%
[ADI AR 2209]*	<<locked>>	86%	36796	59%	**49	90%
[ADI AR 2213]*	<<locked>>	93%	41365	66%	**74	90%
Accurate 2700	<<locked>>	81%	43555	70%	**85	95%
[Accurate 3100]*	<<locked>>	83%	28601	46%	**16	90%
Accurate 4064	<<locked>>	81%	47848	77%	**20	100%
Accurate 4350	<<locked>>	81%	36100	58%	**46	96%
Alliant Reloder- TS 15.5	<<locked>>	81%	45600	73%	**10	100%
Alliant Reloder-15	<<locked>>	81%	48892	78%	**79	99%
Alliant Reloder-16	<<locked>>	81%	35375	57%	**49	96%
Alliant Reloder-17	<<locked>>	81%	39900	64%	**87	99%
[Alliant Reloder-19]*	<<locked>>	86%	36143	58%	**33	90%
[Alliant Reloder-22]*	<<locked>>	90%	35723	57%	**62	90%
[Alliant Reloder-23]*	<<locked>>	81%	25788	41%	**64	92%
[Alliant Reloder-25]*	<<locked>>	89%	29631	48%	**89	90%
[Alliant Reloder-26]*	<<locked>>	81%	27717	44%	**79	90%
Hodgdon CFE223	<<locked>>	81%	47732	77%	**89	99%
Hodgdon H380	<<locked>>	81%	46209	74%	**20	98%
Hodgdon H414	<<locked>>	81%	41452	66%	**64	95%
[Hodgdon H4350]*	<<locked>>	81%	34418	55%	**38	91%
[Hodgdon H4831 SC]*	<<locked>>	92%	42395	68%	**54	90%
Hodgdon Hybrid 100V	<<locked>>	81%	32677	52%	**35	97%
Hodgdon LVR	<<locked>>	81%	38885	62%	**08	96%
[Hodgdon Superperformance]*	<<locked>>	81%	37405	60%	**92	93%
Hodgdon VARGET	<<locked>>	81%	44889	72%	**74	99%
Hodgdon TrailBoss	<<locked>>	81%	27543	44%	**49	100%
IMR 3031	<<locked>>	81%	49835	80%	**72	100%
IMR 4064	<<locked>>	81%	44570	71%	**64	99%
IMR 4166 Enduron	<<locked>>	81%	43700	70%	**18	96%
[IMR 4350]*	<<locked>>	81%	36056	58%	**80	92%
IMR 4451 Enduron	<<locked>>	81%	42032	67%	**08	95%
[IMR 4831]*	<<locked>>	81%	31386	50%	**98	94%
IMR 4895	<<locked>>	81%	50241	81%	**18	100%
[IMR 4955 Enduron]*	<<locked>>	91%	41017	66%	**92	90%
[IMR 7828 SSC]*	<<locked>>	92%	41075	66%	**81	90%
Lovex S060	<<locked>>	81%	52649	84%	**69	100%
Lovex S062	<<locked>>	81%	47993	77%	**23	100%
Lovex S065	<<locked>>	81%	39537	63%	**49	96%
[Lovex S070]*	<<locked>>	81%	37652	60%	**26	94%
[Lovex S071]*	<<locked>>	88%	28601	46%	**16	90%
Norma 201	<<locked>>	81%	52286	84%	**89	100%
Norma 203B	<<locked>>	81%	48399	78%	**69	100%
[Norma 204]*	<<locked>>	82%	36608	59%	**26	90%
[Norma MRP]*	<<locked>>	86%	32822	53%	**13	90%
Norma URP	<<locked>>	81%	35897	58%	**40	96%
Ramshot Big Game	<<locked>>	81%	48544	78%	**89	100%
[Ramshot Hunter]*	<<locked>>	81%	35099	56%	**13	93%
[Ramshot Magnum]*	<<locked>>	91%	34896	56%	**17	90%
ReloadSwiss RS 14	<<locked>>	81%	27833	45%	**85	100%
ReloadSwiss RS 50	<<locked>>	81%	46644	75%	**04	97%
ReloadSwiss RS 52	<<locked>>	81%	47848	77%	**82	100%
ReloadSwiss RS 60	<<locked>>	81%	38783	62%	**74	99%
ReloadSwiss RS 62	<<locked>>	81%	35621	57%	**53	96%
ReloadSwiss RS 70	<<locked>>	81%	35099	56%	**53	95%
Rottweil R 902	<<locked>>	81%	49676	80%	**43	100%
Rottweil R 903	<<locked>>	81%	43149	69%	**54	99%
[Rottweil R 904]*	<<locked>>	87%	38841	62%	**53	90%
[Rottweil R 905]*	<<locked>>	86%	34969	56%	**07	90%
[Rottweil R 907]*	<<locked>>	81%	40640	65%	**72	94%
SNPE Vectan SP 11	<<locked>>	81%	44222	71%	**13	99%
SNPE Vectan Tubal 5000	<<locked>>	81%	44947	72%	**79	100%
[SNPE Vectan Tubal 7000]*	<<locked>>	81%	38885	62%	**90	94%
Shooters World Long Rifle	<<locked>>	81%	39537	63%	**49	96%
Shooters World Precision	<<locked>>	81%	47993	77%	**23	100%
Somchem S355	<<locked>>	81%	43671	70%	**58	99%
[Somchem S361]*	<<locked>>	88%	41771	67%	**76	90%
Somchem S365	<<locked>>	81%	32198	52%	**87	98%
[Somchem S385]*	<<locked>>	83%	32634	52%	**15	90%
Vihtavuori N133	<<locked>>	81%	50009	80%	**61	100%
Vihtavuori N135	<<locked>>	81%	42395	68%	**82	100%
Vihtavuori N140	<<locked>>	81%	49574	79%	**13	100%
Vihtavuori N150	<<locked>>	81%	37391	60%	**00	99%
Vihtavuori N160	<<locked>>	81%	38986	63%	**72	97%
[Vihtavuori N165]*	<<locked>>	90%	33881	54%	**44	90%
Vihtavuori N540	<<locked>>	81%	49197	79%	**30	100%
Vihtavuori N550	<<locked>>	81%	39349	63%	**12	97%
[Vihtavuori N555]*	<<locked>>	81%	27978	45%	**52	93%
[Vihtavuori N560]*	<<locked>>	94%	41872	67%	**20	90%
Winchester 6.5 StaBALL	<<locked>>	81%	37014	59%	**20	99%
Winchester 760	<<locked>>	81%	41452	66%	**64	95%
[Winchester StaBALL HD]*	<<locked>>	83%	24337	39%	**61	90%

Start Load - Barrel Length: 23.60''

Any powder missing? Then click here.

FR ... fill rate of the cartridge in percent

MaxP ... max. pressure of load in psi or bar

% ... max. pressure of load in percent of the maximum allowed pressure for this caliber

V(0) ... muzzle velocity in feet per second (fps) or meters per second (m/s)

z ... powder burnt in percent

[...] *... not dangerous but load has suboptimal powder burnt with possible characteristics such as extensive muzzle flash or inaccurate loads.

[...] ²... fill rate low - you might want to consider using a filler to ensure proper ignition.

[...] ᴾ... possible press load - work up slowly to this load while watching for signs of excessive pressure.

👍 ... recommended powder/load for this caliber and bullet combination based on its ballistic performance.