Load data for 7 mm Mag Fl. H.& H. + .284 | 150gr | Sierra HPBT MatchKing

Recommended Powder(s): Alliant Reloder-17, Hodgdon Hybrid 100V, ReloadSwiss RS 60, SNPE Vectan SP 11, Somchem S365

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.284 \| 150gr \| Sierra HPBT MatchKing
Manufacturer SKU:	1915
Bullet Weight:	150gr \| 9.7g
Bullet Diameter:	0.284" \| 7.21mm
Bullet Length:	1.250" \| 31.7mm
Caliber:	7 mm Mag Fl. H.& H. load data
Case Length (l3):	2.500" \| 63.5mm
Cartridge Length (C.O.L.):	3.211" \| 81.6mm
Seated Depth:	0.539" \| 13.7mm
Shank Seated Depth:	0.399" \| 10.1mm
Case Capacity:	62.0 Grains of Water \| 4.03 cm³
Primer Size:	Large Rifle (LR)
Max. allowed Pressure:	47863 psi \| 3300 bar
LID:	LID_B5842_C1059
Last updated:	2025-01-01
Recommended Twist Rate:	1:11 - 1:9

Load data for 100 loads in caliber 7 mm Mag Fl. H.& H. with .284 | 150gr | Sierra HPBT MatchKing bullet and 50 powders such as Alliant Reloder-17, Hodgdon Hybrid 100V, ReloadSwiss RS 60, SNPE Vectan SP 11, 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>>	84%	42772	89%	**23	98%
[ADI AR 2209]*	<<locked>>	96%	42786	89%	**82	92%
[Accurate 2700]*	<<locked>>	85%	42409	89%	**64	94%
[Accurate 3100]*	<<locked>>	96%	35679	75%	**51	94%
Accurate 4350	<<locked>>	91%	42221	88%	**95	98%
Alliant Reloder- TS 15.5	<<locked>>	84%	42250	88%	**43	99%
Alliant Reloder-16	<<locked>>	92%	42815	89%	**31	98%
Alliant Reloder-17 👍	<<locked>>	88%	42540	89%	**51	99%
[Alliant Reloder-19]*	<<locked>>	96%	42467	89%	**85	92%
Alliant Reloder-23	<<locked>>	97%	35418	74%	**97	98%
Alliant Reloder-26	<<locked>>	97%	38566	81%	**18	96%
Hodgdon H380	<<locked>>	83%	42714	89%	**56	97%
Hodgdon H414	<<locked>>	87%	42975	90%	**08	95%
[Hodgdon H4350]*	<<locked>>	93%	42743	89%	**46	94%
Hodgdon Hybrid 100V 👍	<<locked>>	95%	42395	89%	**79	99%
Hodgdon LVR	<<locked>>	89%	42424	89%	**92	97%
[Hodgdon Superperformance]*	<<locked>>	90%	42917	90%	**18	94%
Hodgdon VARGET	<<locked>>	84%	42279	88%	**13	98%
IMR 4064	<<locked>>	84%	42728	89%	**16	98%
IMR 4166 Enduron	<<locked>>	84%	42424	89%	**80	95%
[IMR 4350]*	<<locked>>	92%	43018	90%	**46	94%
IMR 4451 Enduron	<<locked>>	86%	42482	89%	**13	95%
IMR 4831	<<locked>>	97%	42656	89%	**95	98%
Lovex S065	<<locked>>	89%	42931	90%	**33	97%
Lovex S070	<<locked>>	90%	42786	89%	**49	95%
[Norma 204]*	<<locked>>	91%	42250	88%	**59	92%
[Norma MRP]*	<<locked>>	97%	38754	81%	**85	93%
Norma URP	<<locked>>	92%	42293	88%	**95	98%
Ramshot Hunter	<<locked>>	92%	42583	89%	**08	96%
ReloadSwiss RS 60 👍	<<locked>>	89%	42975	90%	**74	100%
ReloadSwiss RS 62	<<locked>>	92%	42395	89%	**31	98%
ReloadSwiss RS 70	<<locked>>	92%	42656	89%	**44	97%
Rottweil R 903	<<locked>>	86%	42569	89%	**56	99%
[Rottweil R 905]*	<<locked>>	97%	41031	86%	**69	92%
[Rottweil R 907]*	<<locked>>	87%	42438	89%	**07	94%
SNPE Vectan SP 11 👍	<<locked>>	85%	42902	90%	**92	99%
SNPE Vectan Tubal 5000	<<locked>>	84%	42206	88%	**44	100%
SNPE Vectan Tubal 7000	<<locked>>	89%	43004	90%	**90	95%
Shooters World Long Rifle	<<locked>>	89%	42931	90%	**33	97%
Somchem S355	<<locked>>	86%	42859	90%	**49	99%
Somchem S365 👍	<<locked>>	95%	43004	90%	**54	100%
[Somchem S385]*	<<locked>>	97%	42250	88%	**72	94%
Vihtavuori N135	<<locked>>	87%	42888	90%	**97	100%
Vihtavuori N150	<<locked>>	91%	42873	90%	**23	100%
Vihtavuori N160	<<locked>>	89%	42598	89%	**66	98%
Vihtavuori N550	<<locked>>	89%	42960	90%	**05	98%
Vihtavuori N555	<<locked>>	97%	38087	80%	**66	97%
Winchester 6.5 StaBALL	<<locked>>	90%	42453	89%	**43	99%
Winchester 760	<<locked>>	87%	42975	90%	**08	95%
Winchester StaBALL HD	<<locked>>	97%	31198	65%	**61	96%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AR 2208	<<locked>>	81%	39465	82%	**64	98%
[ADI AR 2209]*	<<locked>>	92%	38014	79%	**80	90%
[Accurate 2700]*	<<locked>>	81%	37753	79%	**72	92%
[Accurate 3100]*	<<locked>>	90%	28979	61%	**83	90%
[Accurate 4350]*	<<locked>>	81%	29327	61%	**06	93%
Alliant Reloder- TS 15.5	<<locked>>	81%	38899	81%	**80	99%
[Alliant Reloder-16]*	<<locked>>	81%	30139	63%	**26	93%
Alliant Reloder-17	<<locked>>	81%	33649	70%	**48	97%
[Alliant Reloder-19]*	<<locked>>	92%	37115	78%	**67	90%
[Alliant Reloder-23]*	<<locked>>	84%	23670	49%	**42	90%
[Alliant Reloder-26]*	<<locked>>	88%	28645	60%	**46	90%
Hodgdon H380	<<locked>>	81%	39523	83%	**87	96%
[Hodgdon H414]*	<<locked>>	81%	34592	72%	**25	92%
[Hodgdon H4350]*	<<locked>>	85%	33243	69%	**33	90%
[Hodgdon Hybrid 100V]*	<<locked>>	81%	27833	58%	**34	94%
[Hodgdon LVR]*	<<locked>>	81%	32692	68%	**75	94%
[Hodgdon Superperformance]*	<<locked>>	84%	34650	72%	**34	90%
Hodgdon VARGET	<<locked>>	81%	38986	81%	**54	97%
IMR 4064	<<locked>>	81%	38566	81%	**38	98%
[IMR 4166 Enduron]*	<<locked>>	81%	38363	80%	**02	93%
[IMR 4350]*	<<locked>>	83%	32880	69%	**26	90%
[IMR 4451 Enduron]*	<<locked>>	81%	36405	76%	**85	92%
[IMR 4831]*	<<locked>>	81%	26063	54%	**01	91%
[Lovex S065]*	<<locked>>	81%	33982	71%	**43	93%
[Lovex S070]*	<<locked>>	81%	31879	67%	**06	91%
[Norma 204]*	<<locked>>	88%	37594	79%	**67	90%
[Norma MRP]*	<<locked>>	92%	33779	71%	**61	90%
[Norma URP]*	<<locked>>	81%	29892	62%	**10	93%
[Ramshot Hunter]*	<<locked>>	82%	30139	63%	**10	90%
ReloadSwiss RS 60	<<locked>>	81%	32619	68%	**34	98%
[ReloadSwiss RS 62]*	<<locked>>	81%	29414	61%	**23	92%
[ReloadSwiss RS 70]*	<<locked>>	81%	29573	62%	**16	91%
Rottweil R 903	<<locked>>	81%	36158	76%	**28	98%
[Rottweil R 905]*	<<locked>>	93%	36434	76%	**70	90%
[Rottweil R 907]*	<<locked>>	81%	34853	73%	**49	91%
SNPE Vectan SP 11	<<locked>>	81%	37275	78%	**77	98%
SNPE Vectan Tubal 5000	<<locked>>	81%	38827	81%	**82	100%
[SNPE Vectan Tubal 7000]*	<<locked>>	81%	32880	69%	**83	91%
[Shooters World Long Rifle]*	<<locked>>	81%	33982	71%	**43	93%
Somchem S355	<<locked>>	81%	37304	78%	**41	98%
Somchem S365	<<locked>>	81%	26919	56%	**67	96%
[Somchem S385]*	<<locked>>	90%	32967	69%	**69	90%
Vihtavuori N135	<<locked>>	81%	36201	76%	**79	100%
Vihtavuori N150	<<locked>>	81%	31430	66%	**90	98%
[Vihtavuori N160]*	<<locked>>	81%	32866	69%	**59	94%
[Vihtavuori N550]*	<<locked>>	81%	33098	69%	**88	94%
[Vihtavuori N555]*	<<locked>>	83%	24395	51%	**98	90%
Winchester 6.5 StaBALL	<<locked>>	81%	31256	65%	**97	96%
[Winchester 760]*	<<locked>>	81%	34592	72%	**25	92%
[Winchester StaBALL HD]*	<<locked>>	89%	24961	52%	**34	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.