Load data for .300 Savage + .308 | 150gr Hornady ECX

Recommended Powder(s): ADI AR 2219, Accurate 2015, Alliant AR-Comp, Alliant Reloder-10x, Vihtavuori N130

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.308 \| 150gr Hornady ECX
Manufacturer SKU:	30372
Bullet Weight:	150gr \| 9.7g
Bullet Diameter:	0.308" \| 7.82mm
Bullet Length:	1.200" \| 30.5mm
Caliber:	.300 Savage load data
Case Length (l3):	1.870" \| 47.5mm
Cartridge Length (C.O.L.):	2.340" \| 59.4mm
Seated Depth:	0.730" \| 18.5mm
Shank Seated Depth:	0.730" \| 18.5mm
Case Capacity:	52.5 Grains of Water \| 3.41 cm³
Primer Size:	Large Rifle (LR)
Max. allowed Pressure:	52939 psi \| 3650 bar
LID:	LID_B1382_C375
Last updated:	2025-01-01

Load data for 106 loads in caliber .300 Savage with .308 | 150gr Hornady ECX bullet and 53 powders such as ADI AR 2219, Accurate 2015, Alliant AR-Comp, Alliant Reloder-10x, Vihtavuori N130. 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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Min z (%)
Min FR (%)
Max FR*
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Barrel Length (cm)
Safety Buffer (%)
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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 2206H]*	<<locked>>	97%	41176	78%	**54	92%
ADI AR 2207	<<locked>>	88%	47152	89%	**90	100%
ADI AR 2219 👍	<<locked>>	91%	46818	88%	**49	99%
Accurate 2015 👍	<<locked>>	96%	45934	87%	**00	100%
Accurate 2230	<<locked>>	95%	47224	89%	**16	95%
Accurate 2460	<<locked>>	95%	46572	88%	**26	96%
Accurate 2495	<<locked>>	96%	36956	70%	**51	99%
Accurate 2520	<<locked>>	97%	40190	76%	**77	96%
[Accurate 4064]*	<<locked>>	96%	30516	58%	**03	94%
Alliant AR-Comp 👍	<<locked>>	97%	41089	78%	**07	100%
Alliant Reloder-10x 👍	<<locked>>	94%	46876	89%	**33	100%
Alliant Reloder-7	<<locked>>	87%	47239	89%	**70	100%
Baschieri & Pellagri 106	<<locked>>	91%	46789	88%	**54	99%
[Hodgdon BL-C2]*	<<locked>>	97%	41858	79%	**10	94%
Hodgdon Benchmark	<<locked>>	97%	47645	90%	**97	96%
Hodgdon CFE BLK	<<locked>>	87%	46760	88%	**38	95%
Hodgdon H322	<<locked>>	97%	46818	88%	**49	99%
Hodgdon H335	<<locked>>	92%	47297	89%	**69	98%
Hodgdon H4198	<<locked>>	88%	47094	89%	**41	98%
IMR 3031	<<locked>>	97%	35143	66%	**98	97%
IMR 4198	<<locked>>	92%	46963	89%	**84	100%
IMR 8208 XBR	<<locked>>	97%	43961	83%	**84	95%
Lovex D073.4	<<locked>>	93%	46311	87%	**10	96%
Lovex D073.5	<<locked>>	95%	46862	89%	**36	97%
Lovex D073.6	<<locked>>	97%	37507	71%	**28	95%
[Lovex S060]*	<<locked>>	96%	43192	82%	**05	93%
[Lovex S062]*	<<locked>>	96%	34722	66%	**26	92%
Norma 200	<<locked>>	90%	47543	90%	**16	100%
[Norma 201]*	<<locked>>	96%	39276	74%	**02	93%
Norma 202	<<locked>>	97%	40161	76%	**48	97%
[Ramshot Wild Boar]*	<<locked>>	97%	43511	82%	**97	92%
[Ramshot X-Terminator]*	<<locked>>	95%	47384	90%	**03	93%
ReloadSwiss RS 40	<<locked>>	94%	46804	88%	**33	97%
Rottweil R 901	<<locked>>	96%	43685	83%	**70	97%
[Rottweil R 902]*	<<locked>>	96%	37391	71%	**56	93%
SNPE Vectan BA6 1/2	<<locked>>	85%	46383	88%	**38	100%
SNPE Vectan SP 10	<<locked>>	91%	47152	89%	**59	98%
SNPE Vectan Tubal 3000	<<locked>>	96%	43221	82%	**05	97%
SNPE Vectan Tubal 5000	<<locked>>	96%	34534	65%	**64	96%
Shooters World Match Rifle	<<locked>>	97%	37507	71%	**28	95%
[Shooters World Precision]*	<<locked>>	96%	34722	66%	**26	92%
Shooters World Tactical Rifle	<<locked>>	92%	47572	90%	**93	95%
Somchem S321	<<locked>>	96%	46601	88%	**49	96%
Somchem S335	<<locked>>	96%	41278	78%	**02	98%
Vihtavuori N120	<<locked>>	90%	47050	89%	**41	100%
Vihtavuori N130 👍	<<locked>>	97%	47616	90%	**84	100%
Vihtavuori N133	<<locked>>	96%	39044	74%	**56	99%
Vihtavuori N135	<<locked>>	96%	28993	55%	**18	95%
Vihtavuori N140	<<locked>>	97%	37478	71%	**72	96%
Vihtavuori N530	<<locked>>	97%	46514	88%	**36	96%
Vihtavuori N540	<<locked>>	97%	36506	69%	**82	95%
Winchester 748	<<locked>>	96%	45643	86%	**59	96%
[Winchester StaBALL Match]*	<<locked>>	95%	46673	88%	**59	94%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AR 2206H]*	<<locked>>	93%	36825	70%	**65	90%
ADI AR 2207	<<locked>>	81%	37811	71%	**39	100%
ADI AR 2219	<<locked>>	81%	33504	63%	**03	96%
Accurate 2015	<<locked>>	81%	28500	54%	**69	96%
[Accurate 2230]*	<<locked>>	85%	33533	63%	**67	90%
[Accurate 2460]*	<<locked>>	81%	28993	55%	**85	90%
[Accurate 2495]*	<<locked>>	81%	22394	42%	**93	93%
[Accurate 2520]*	<<locked>>	85%	27282	52%	**92	90%
[Accurate 4064]*	<<locked>>	87%	23221	44%	**10	90%
Alliant AR-Comp	<<locked>>	81%	25034	47%	**36	97%
Alliant Reloder-10x	<<locked>>	81%	31589	60%	**51	98%
Alliant Reloder-7	<<locked>>	81%	39276	74%	**39	100%
Baschieri & Pellagri 106	<<locked>>	81%	34519	65%	**34	97%
[Hodgdon BL-C2]*	<<locked>>	90%	33083	63%	**26	90%
[Hodgdon Benchmark]*	<<locked>>	82%	30647	58%	**62	90%
[Hodgdon CFE BLK]*	<<locked>>	81%	38667	73%	**93	93%
[Hodgdon H322]*	<<locked>>	81%	28500	54%	**75	93%
[Hodgdon H335]*	<<locked>>	81%	32648	62%	**87	94%
Hodgdon H4198	<<locked>>	81%	37681	71%	**80	97%
[IMR 3031]*	<<locked>>	82%	22887	43%	**60	90%
IMR 4198	<<locked>>	81%	33649	64%	**44	99%
[IMR 8208 XBR]*	<<locked>>	86%	32053	61%	**41	90%
[Lovex D073.4]*	<<locked>>	81%	30458	58%	**05	91%
[Lovex D073.5]*	<<locked>>	81%	28718	54%	**75	90%
[Lovex D073.6]*	<<locked>>	87%	27050	51%	**85	90%
[Lovex S060]*	<<locked>>	91%	36840	70%	**87	90%
[Lovex S062]*	<<locked>>	94%	32140	61%	**67	90%
Norma 200	<<locked>>	81%	36071	68%	**26	99%
[Norma 201]*	<<locked>>	89%	31807	60%	**44	90%
[Norma 202]*	<<locked>>	82%	25251	48%	**03	90%
[Ramshot Wild Boar]*	<<locked>>	92%	37086	70%	**75	90%
[Ramshot X-Terminator]*	<<locked>>	88%	37623	71%	**29	90%
[ReloadSwiss RS 40]*	<<locked>>	81%	30211	57%	**05	91%
[Rottweil R 901]*	<<locked>>	81%	27659	52%	**29	91%
[Rottweil R 902]*	<<locked>>	91%	31749	60%	**38	90%
SNPE Vectan BA6 1/2	<<locked>>	81%	41452	78%	**72	100%
[SNPE Vectan SP 10]*	<<locked>>	81%	33460	63%	**03	94%
[SNPE Vectan Tubal 3000]*	<<locked>>	81%	26600	50%	**60	91%
[SNPE Vectan Tubal 5000]*	<<locked>>	84%	23598	45%	**85	90%
[Shooters World Match Rifle]*	<<locked>>	87%	27050	51%	**85	90%
[Shooters World Precision]*	<<locked>>	94%	32140	61%	**67	90%
[Shooters World Tactical Rifle]*	<<locked>>	82%	33301	63%	**31	90%
[Somchem S321]*	<<locked>>	84%	31227	59%	**51	90%
[Somchem S335]*	<<locked>>	81%	26107	49%	**73	92%
Vihtavuori N120	<<locked>>	81%	35447	67%	**57	100%
Vihtavuori N130	<<locked>>	81%	29907	56%	**59	97%
[Vihtavuori N133]*	<<locked>>	81%	25208	48%	**44	94%
[Vihtavuori N135]*	<<locked>>	86%	21683	41%	**98	91%
[Vihtavuori N140]*	<<locked>>	84%	25077	47%	**73	90%
[Vihtavuori N530]*	<<locked>>	85%	31560	60%	**41	90%
[Vihtavuori N540]*	<<locked>>	85%	26020	49%	**23	90%
[Winchester 748]*	<<locked>>	84%	30734	58%	**54	90%
[Winchester StaBALL Match]*	<<locked>>	87%	35911	68%	**59	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.