Load data for 7 mm Mag Fl. H.& H. + .284 | 130gr | Sierra HPBT MatchKing

Recommended Powder(s): ReloadSwiss RS 52, ReloadSwiss RS 60, Somchem S365

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.284 \| 130gr \| Sierra HPBT MatchKing
Manufacturer SKU:	1903
Bullet Weight:	130gr \| 8.4g
Bullet Diameter:	0.284" \| 7.21mm
Bullet Length:	1.180" \| 30.0mm
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:	0.469" \| 11.9mm
Shank Seated Depth:	0.334" \| 8.5mm
Case Capacity:	62.0 Grains of Water \| 4.03 cm³
Primer Size:	Large Rifle (LR)
Max. allowed Pressure:	47863 psi \| 3300 bar
LID:	LID_B5836_C1059
Last updated:	2025-01-01
Recommended Twist Rate:	1:11 - 1:9

Load data for 112 loads in caliber 7 mm Mag Fl. H.& H. with .284 | 130gr | Sierra HPBT MatchKing bullet and 56 powders such as ReloadSwiss RS 52, ReloadSwiss RS 60, 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>>	87%	43004	90%	**07	97%
[Accurate 2700]*	<<locked>>	87%	42525	89%	**28	92%
Accurate 4064	<<locked>>	86%	42511	89%	**23	100%
Accurate 4350	<<locked>>	95%	42482	89%	**82	96%
Alliant Reloder- TS 15.5	<<locked>>	87%	42960	90%	**43	98%
Alliant Reloder-15	<<locked>>	85%	42902	90%	**43	97%
Alliant Reloder-16	<<locked>>	95%	43033	90%	**05	97%
Alliant Reloder-17	<<locked>>	91%	42351	88%	**18	98%
[Alliant Reloder-23]*	<<locked>>	97%	31604	66%	**43	93%
Hodgdon CFE223	<<locked>>	86%	42337	88%	**72	96%
Hodgdon H380	<<locked>>	86%	42554	89%	**23	96%
[Hodgdon H414]*	<<locked>>	90%	42873	90%	**76	93%
[Hodgdon H4350]*	<<locked>>	96%	42438	89%	**03	92%
Hodgdon Hybrid 100V	<<locked>>	97%	41031	86%	**20	98%
Hodgdon LVR	<<locked>>	92%	42308	88%	**56	95%
Hodgdon VARGET	<<locked>>	87%	42670	89%	**00	97%
Hodgdon TrailBoss	<<locked>>	96%	32996	69%	**49	100%
IMR 3031	<<locked>>	84%	42351	88%	**40	100%
IMR 4064	<<locked>>	88%	42975	90%	**03	97%
[IMR 4166 Enduron]*	<<locked>>	87%	42786	89%	**61	93%
[IMR 4350]*	<<locked>>	94%	42699	89%	**07	92%
[IMR 4451 Enduron]*	<<locked>>	89%	42757	89%	**87	93%
IMR 4831	<<locked>>	97%	38377	80%	**77	95%
IMR 4895	<<locked>>	84%	42975	90%	**62	98%
Lovex S062	<<locked>>	85%	42757	89%	**07	99%
Lovex S065	<<locked>>	92%	42714	89%	**00	95%
[Lovex S070]*	<<locked>>	93%	42801	89%	**17	93%
Norma 203B	<<locked>>	85%	42960	90%	**43	98%
Norma URP	<<locked>>	95%	42815	89%	**85	96%
Ramshot Big Game	<<locked>>	86%	43062	90%	**66	98%
[Ramshot Hunter]*	<<locked>>	96%	42641	89%	**79	94%
ReloadSwiss RS 14	<<locked>>	96%	33359	70%	**88	100%
[ReloadSwiss RS 50]*	<<locked>>	86%	42395	89%	**94	94%
ReloadSwiss RS 52 👍	<<locked>>	86%	43062	90%	**89	99%
ReloadSwiss RS 60 👍	<<locked>>	92%	42931	90%	**48	99%
ReloadSwiss RS 62	<<locked>>	95%	42699	89%	**05	96%
ReloadSwiss RS 70	<<locked>>	95%	42467	89%	**99	95%
Rottweil R 902	<<locked>>	84%	42569	89%	**87	99%
Rottweil R 903	<<locked>>	89%	42598	89%	**36	98%
[Rottweil R 907]*	<<locked>>	90%	42757	89%	**84	92%
SNPE Vectan SP 11	<<locked>>	88%	42569	89%	**69	98%
SNPE Vectan Tubal 5000	<<locked>>	87%	42612	89%	**28	100%
[SNPE Vectan Tubal 7000]*	<<locked>>	92%	42554	89%	**51	93%
Shooters World Long Rifle	<<locked>>	92%	42714	89%	**00	95%
Shooters World Precision	<<locked>>	85%	42757	89%	**07	99%
Somchem S355	<<locked>>	89%	42757	89%	**33	98%
Somchem S365 👍	<<locked>>	97%	40205	84%	**76	99%
Vihtavuori N135	<<locked>>	90%	42859	90%	**94	100%
Vihtavuori N140	<<locked>>	84%	42714	89%	**80	100%
Vihtavuori N150	<<locked>>	94%	42627	89%	**03	99%
Vihtavuori N160	<<locked>>	92%	42975	90%	**49	96%
Vihtavuori N540	<<locked>>	84%	42975	90%	**17	100%
Vihtavuori N550	<<locked>>	92%	42322	88%	**72	96%
[Vihtavuori N555]*	<<locked>>	96%	33243	69%	**15	94%
Winchester 6.5 StaBALL	<<locked>>	93%	42380	89%	**10	98%
[Winchester 760]*	<<locked>>	90%	42873	90%	**76	93%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AR 2208	<<locked>>	81%	36013	75%	**52	95%
[Accurate 2700]*	<<locked>>	84%	38638	81%	**49	90%
Accurate 4064	<<locked>>	81%	36376	76%	**95	99%
[Accurate 4350]*	<<locked>>	84%	28442	59%	**41	90%
Alliant Reloder- TS 15.5	<<locked>>	81%	35070	73%	**69	96%
Alliant Reloder-15	<<locked>>	81%	38145	80%	**41	96%
[Alliant Reloder-16]*	<<locked>>	84%	29892	62%	**64	90%
[Alliant Reloder-17]*	<<locked>>	81%	30603	64%	**16	93%
[Alliant Reloder-23]*	<<locked>>	92%	27325	57%	**08	90%
[Hodgdon CFE223]*	<<locked>>	81%	36448	76%	**28	94%
[Hodgdon H380]*	<<locked>>	81%	35549	74%	**69	93%
[Hodgdon H414]*	<<locked>>	85%	35839	75%	**21	90%
[Hodgdon H4350]*	<<locked>>	93%	38638	81%	**21	90%
[Hodgdon Hybrid 100V]*	<<locked>>	82%	25570	53%	**10	90%
[Hodgdon LVR]*	<<locked>>	82%	30922	65%	**87	90%
Hodgdon VARGET	<<locked>>	81%	35723	75%	**43	95%
Hodgdon TrailBoss	<<locked>>	85%	28137	59%	**44	100%
IMR 3031	<<locked>>	81%	38159	80%	**54	100%
IMR 4064	<<locked>>	81%	35215	74%	**33	95%
[IMR 4166 Enduron]*	<<locked>>	82%	36027	75%	**03	90%
[IMR 4350]*	<<locked>>	91%	38043	79%	**05	90%
[IMR 4451 Enduron]*	<<locked>>	84%	36651	77%	**49	90%
[IMR 4831]*	<<locked>>	87%	28471	59%	**25	90%
IMR 4895	<<locked>>	81%	39102	82%	**71	97%
Lovex S062	<<locked>>	81%	37260	78%	**95	98%
[Lovex S065]*	<<locked>>	82%	31981	67%	**48	90%
[Lovex S070]*	<<locked>>	87%	35317	74%	**46	90%
Norma 203B	<<locked>>	81%	37391	78%	**25	96%
[Norma URP]*	<<locked>>	84%	29486	62%	**54	90%
Ramshot Big Game	<<locked>>	81%	36709	77%	**28	96%
[Ramshot Hunter]*	<<locked>>	89%	34040	71%	**75	90%
ReloadSwiss RS 14	<<locked>>	81%	26919	56%	**47	100%
[ReloadSwiss RS 50]*	<<locked>>	81%	36303	76%	**52	91%
ReloadSwiss RS 52	<<locked>>	81%	35766	75%	**35	98%
[ReloadSwiss RS 60]*	<<locked>>	81%	29849	62%	**00	94%
[ReloadSwiss RS 62]*	<<locked>>	85%	30110	63%	**97	90%
[ReloadSwiss RS 70]*	<<locked>>	87%	33315	70%	**66	90%
Rottweil R 902	<<locked>>	81%	39407	82%	**15	98%
Rottweil R 903	<<locked>>	81%	32648	68%	**13	95%
[Rottweil R 907]*	<<locked>>	87%	38218	80%	**85	90%
SNPE Vectan SP 11	<<locked>>	81%	33721	70%	**62	95%
SNPE Vectan Tubal 5000	<<locked>>	81%	35462	74%	**87	100%
[SNPE Vectan Tubal 7000]*	<<locked>>	86%	35404	74%	**97	90%
[Shooters World Long Rifle]*	<<locked>>	82%	31981	67%	**48	90%
Shooters World Precision	<<locked>>	81%	37260	78%	**95	98%
Somchem S355	<<locked>>	81%	33649	70%	**26	95%
[Somchem S365]*	<<locked>>	81%	24250	51%	**20	91%
Vihtavuori N135	<<locked>>	81%	32750	68%	**84	100%
Vihtavuori N140	<<locked>>	81%	38595	81%	**02	100%
Vihtavuori N150	<<locked>>	81%	28355	59%	**69	95%
[Vihtavuori N160]*	<<locked>>	81%	29515	62%	**18	90%
Vihtavuori N540	<<locked>>	81%	38276	80%	**15	99%
[Vihtavuori N550]*	<<locked>>	81%	29530	62%	**57	90%
[Vihtavuori N555]*	<<locked>>	91%	27905	58%	**64	90%
[Winchester 6.5 StaBALL]*	<<locked>>	81%	28703	60%	**72	92%
[Winchester 760]*	<<locked>>	85%	35839	75%	**21	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.