Load data for .300 CR + .308 | 150gr | Sierra HPBT MatchKing

Recommended Powder(s): Accurate 2460, Hodgdon H322, Hodgdon H335, ReloadSwiss RS 40, SNPE Vectan SP 10

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.308 \| 150gr \| Sierra HPBT MatchKing
Manufacturer SKU:	2190
Bullet Weight:	150gr \| 9.7g
Bullet Diameter:	0.308" \| 7.82mm
Bullet Length:	1.110" \| 28.2mm
Caliber:	.300 CR load data
Case Length (l3):	2.000" \| 50.8mm
Cartridge Length (C.O.L.):	2.753" \| 69.9mm
Seated Depth:	0.357" \| 9.1mm
Shank Seated Depth:	0.207" \| 5.3mm
Case Capacity:	53.0 Grains of Water \| 3.44 cm³
Primer Size:	Large Rifle (LR)
Max. allowed Pressure:	62366 psi \| 4300 bar
LID:	LID_B5870_C352
Last updated:	2025-01-01
Recommended Twist Rate:	1:14 - 1:12

Load data for 150 loads in caliber .300 CR with .308 | 150gr | Sierra HPBT MatchKing bullet and 75 powders such as Accurate 2460, Hodgdon H322, Hodgdon H335, ReloadSwiss RS 40, SNPE Vectan SP 10. 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 2206H	<<locked>>	97%	50111	80%	**13	97%
ADI AR 2207	<<locked>>	88%	55999	90%	**87	100%
[ADI AR 2208]*	<<locked>>	97%	43018	69%	**62	94%
ADI AR 2219	<<locked>>	90%	54998	88%	**72	100%
Accurate 2015	<<locked>>	96%	55506	89%	**23	100%
Accurate 2200	<<locked>>	97%	54607	88%	**30	96%
Accurate 2230	<<locked>>	93%	54810	88%	**40	98%
Accurate 2460 👍	<<locked>>	94%	55999	90%	**72	99%
Accurate 2495	<<locked>>	97%	49458	79%	**26	100%
Accurate 2520	<<locked>>	97%	51474	83%	**56	99%
Accurate 4064	<<locked>>	97%	40698	65%	**92	99%
Alliant AR-Comp	<<locked>>	97%	50589	81%	**36	100%
Alliant Reloder- TS 15.5	<<locked>>	97%	40669	65%	**79	95%
Alliant Reloder-10x	<<locked>>	93%	55390	89%	**36	100%
Alliant Reloder-15	<<locked>>	97%	44309	71%	**35	95%
Alliant Reloder-7	<<locked>>	87%	56115	90%	**84	100%
Baschieri & Pellagri 106	<<locked>>	90%	55187	88%	**71	100%
Baschieri & Pellagri 107	<<locked>>	97%	50357	81%	**26	95%
Hodgdon BL-C2	<<locked>>	97%	52170	84%	**82	98%
Hodgdon Benchmark	<<locked>>	96%	55927	90%	**26	99%
Hodgdon CFE BLK	<<locked>>	87%	55376	89%	**80	99%
[Hodgdon CFE223]*	<<locked>>	97%	43729	70%	**41	93%
Hodgdon H322 👍	<<locked>>	96%	55666	89%	**85	100%
Hodgdon H335 👍	<<locked>>	91%	55680	89%	**85	100%
[Hodgdon H380]*	<<locked>>	97%	42482	68%	**85	92%
Hodgdon H4198	<<locked>>	88%	55172	88%	**74	100%
[Hodgdon VARGET]*	<<locked>>	97%	42148	68%	**46	93%
IMR 3031	<<locked>>	97%	43918	70%	**64	100%
[IMR 4064]*	<<locked>>	97%	41684	67%	**39	94%
IMR 4198	<<locked>>	92%	55419	89%	**90	100%
IMR 4895	<<locked>>	97%	45063	72%	**71	96%
IMR 8208 XBR	<<locked>>	97%	53316	85%	**40	98%
Lovex D073.4	<<locked>>	92%	54984	88%	**43	99%
Lovex D073.5	<<locked>>	94%	55230	89%	**62	99%
Lovex D073.6	<<locked>>	97%	48080	77%	**07	99%
Lovex S053	<<locked>>	84%	55535	89%	**85	100%
Lovex S060	<<locked>>	96%	51459	83%	**61	97%
Lovex S062	<<locked>>	96%	43163	69%	**85	97%
Norma 200	<<locked>>	89%	55521	89%	**17	100%
Norma 201	<<locked>>	97%	49458	79%	**80	98%
Norma 202	<<locked>>	97%	49298	79%	**97	99%
Norma 203B	<<locked>>	97%	43453	70%	**28	95%
Ramshot Big Game	<<locked>>	97%	44541	71%	**54	95%
Ramshot TAC	<<locked>>	97%	54926	88%	**46	95%
Ramshot Wild Boar	<<locked>>	96%	52025	83%	**53	97%
Ramshot X-Terminator	<<locked>>	94%	55506	89%	**40	97%
ReloadSwiss RS 40 👍	<<locked>>	94%	55317	89%	**66	99%
ReloadSwiss RS 52	<<locked>>	97%	42496	68%	**48	97%
Rottweil R 901	<<locked>>	97%	53316	85%	**26	100%
Rottweil R 902	<<locked>>	96%	45934	74%	**12	97%
[Rottweil R 903]*	<<locked>>	97%	37188	60%	**13	94%
SNPE Vectan BA6 1/2	<<locked>>	87%	55361	89%	**31	100%
SNPE Vectan SP 10 👍	<<locked>>	90%	55999	90%	**85	100%
[SNPE Vectan SP 11]*	<<locked>>	97%	40147	64%	**75	93%
SNPE Vectan SP 7	<<locked>>	97%	52431	84%	**17	95%
SNPE Vectan SP 9	<<locked>>	97%	49139	79%	**97	96%
SNPE Vectan Tubal 3000	<<locked>>	97%	52707	85%	**51	100%
SNPE Vectan Tubal 5000	<<locked>>	97%	42424	68%	**10	99%
Shooters World Match Rifle	<<locked>>	97%	48080	77%	**07	99%
Shooters World Precision	<<locked>>	96%	43163	69%	**85	97%
Shooters World Tactical Rifle	<<locked>>	91%	54911	88%	**20	98%
Somchem S321	<<locked>>	95%	55521	89%	**89	99%
Somchem S335	<<locked>>	97%	51039	82%	**54	100%
Somchem S341	<<locked>>	97%	51474	83%	**17	97%
[Somchem S355]*	<<locked>>	97%	38740	62%	**23	94%
Vihtavuori N120	<<locked>>	90%	55912	90%	**38	100%
Vihtavuori N130	<<locked>>	95%	55129	88%	**84	100%
Vihtavuori N133	<<locked>>	97%	47601	76%	**89	100%
Vihtavuori N135	<<locked>>	97%	36651	59%	**74	99%
Vihtavuori N140	<<locked>>	96%	45049	72%	**08	99%
[Vihtavuori N150]*	<<locked>>	97%	32576	52%	**69	93%
Vihtavuori N530	<<locked>>	96%	55158	88%	**76	99%
Vihtavuori N540	<<locked>>	97%	45208	72%	**35	99%
Winchester 748	<<locked>>	96%	55114	88%	**22	99%
Winchester StaBALL Match	<<locked>>	93%	55521	89%	**12	98%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AR 2206H]*	<<locked>>	82%	31357	50%	**36	90%
ADI AR 2207	<<locked>>	81%	45324	73%	**39	100%
[ADI AR 2208]*	<<locked>>	89%	33779	54%	**65	90%
ADI AR 2219	<<locked>>	81%	40611	65%	**46	99%
Accurate 2015	<<locked>>	81%	34824	56%	**88	99%
[Accurate 2200]*	<<locked>>	84%	36347	58%	**05	90%
[Accurate 2230]*	<<locked>>	81%	36129	58%	**18	93%
Accurate 2460	<<locked>>	81%	36158	58%	**38	96%
Accurate 2495	<<locked>>	81%	28732	46%	**33	98%
[Accurate 2520]*	<<locked>>	81%	29950	48%	**43	94%
[Accurate 4064]*	<<locked>>	81%	24207	39%	**98	93%
Alliant AR-Comp	<<locked>>	81%	30690	49%	**79	100%
[Alliant Reloder- TS 15.5]*	<<locked>>	86%	29022	47%	**03	90%
Alliant Reloder-10x	<<locked>>	81%	38377	62%	**70	100%
[Alliant Reloder-15]*	<<locked>>	87%	33011	53%	**98	90%
Alliant Reloder-7	<<locked>>	81%	46905	75%	**59	100%
Baschieri & Pellagri 106	<<locked>>	81%	41162	66%	**54	99%
[Baschieri & Pellagri 107]*	<<locked>>	86%	35665	57%	**44	90%
[Hodgdon BL-C2]*	<<locked>>	81%	30327	49%	**52	91%
Hodgdon Benchmark	<<locked>>	81%	35157	56%	**62	95%
Hodgdon CFE BLK	<<locked>>	81%	45614	73%	**33	97%
[Hodgdon CFE223]*	<<locked>>	92%	37695	60%	**10	90%
Hodgdon H322	<<locked>>	81%	34200	55%	**11	98%
Hodgdon H335	<<locked>>	81%	39740	64%	**33	98%
[Hodgdon H380]*	<<locked>>	93%	37826	61%	**90	90%
Hodgdon H4198	<<locked>>	81%	43932	70%	**00	99%
[Hodgdon VARGET]*	<<locked>>	89%	33779	54%	**65	90%
IMR 3031	<<locked>>	81%	26876	43%	**77	96%
[IMR 4064]*	<<locked>>	89%	33243	53%	**59	90%
IMR 4198	<<locked>>	81%	40147	64%	**61	100%
[IMR 4895]*	<<locked>>	84%	30705	49%	**59	90%
[IMR 8208 XBR]*	<<locked>>	81%	32605	52%	**49	93%
Lovex D073.4	<<locked>>	81%	37739	61%	**61	96%
Lovex D073.5	<<locked>>	81%	35766	57%	**28	95%
[Lovex D073.6]*	<<locked>>	81%	27891	45%	**90	93%
Lovex S053	<<locked>>	81%	52098	84%	**39	100%
[Lovex S060]*	<<locked>>	81%	32372	52%	**87	91%
[Lovex S062]*	<<locked>>	82%	27412	44%	**34	90%
Norma 200	<<locked>>	81%	43337	69%	**39	100%
[Norma 201]*	<<locked>>	81%	30066	48%	**83	92%
Norma 202	<<locked>>	81%	29646	48%	**03	95%
[Norma 203B]*	<<locked>>	87%	31618	51%	**75	90%
[Ramshot Big Game]*	<<locked>>	88%	33692	54%	**15	90%
[Ramshot TAC]*	<<locked>>	87%	39856	64%	**84	90%
[Ramshot Wild Boar]*	<<locked>>	82%	32068	51%	**62	90%
[Ramshot X-Terminator]*	<<locked>>	81%	35926	58%	**95	92%
ReloadSwiss RS 40	<<locked>>	81%	36927	59%	**48	96%
[ReloadSwiss RS 52]*	<<locked>>	84%	27804	45%	**97	90%
Rottweil R 901	<<locked>>	81%	33591	54%	**59	96%
[Rottweil R 902]*	<<locked>>	81%	28631	46%	**44	91%
[Rottweil R 903]*	<<locked>>	90%	29327	47%	**29	90%
SNPE Vectan BA6 1/2	<<locked>>	81%	47181	76%	**26	100%
SNPE Vectan SP 10	<<locked>>	81%	40988	66%	**49	98%
[SNPE Vectan SP 11]*	<<locked>>	91%	32982	53%	**08	90%
[SNPE Vectan SP 7]*	<<locked>>	88%	37971	61%	**61	90%
[SNPE Vectan SP 9]*	<<locked>>	83%	31676	51%	**39	90%
SNPE Vectan Tubal 3000	<<locked>>	81%	32140	52%	**80	96%
[SNPE Vectan Tubal 5000]*	<<locked>>	81%	26136	42%	**52	94%
[Shooters World Match Rifle]*	<<locked>>	81%	27891	45%	**90	93%
[Shooters World Precision]*	<<locked>>	82%	27412	44%	**34	90%
Shooters World Tactical Rifle	<<locked>>	81%	39073	63%	**51	95%
[Somchem S321]*	<<locked>>	81%	34505	55%	**15	94%
Somchem S335	<<locked>>	81%	31285	50%	**83	96%
[Somchem S341]*	<<locked>>	83%	32329	52%	**49	90%
[Somchem S355]*	<<locked>>	88%	29617	47%	**10	90%
Vihtavuori N120	<<locked>>	81%	42482	68%	**51	100%
Vihtavuori N130	<<locked>>	81%	35810	57%	**72	100%
Vihtavuori N133	<<locked>>	81%	29907	48%	**54	98%
[Vihtavuori N135]*	<<locked>>	81%	22872	37%	**19	94%
[Vihtavuori N140]*	<<locked>>	81%	28007	45%	**44	94%
[Vihtavuori N150]*	<<locked>>	90%	26672	43%	**15	90%
[Vihtavuori N530]*	<<locked>>	81%	33823	54%	**92	94%
[Vihtavuori N540]*	<<locked>>	81%	27630	44%	**57	94%
[Winchester 748]*	<<locked>>	81%	33605	54%	**31	94%
[Winchester StaBALL Match]*	<<locked>>	81%	35418	57%	**48	93%

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.