Load data for 7 mm Mag Fl. H.& H. + .284 | 139gr Hornady CX

Recommended Powder(s): Alliant Reloder- TS 15.5, ReloadSwiss RS 52, ReloadSwiss RS 60, Rottweil R 903, Somchem S365

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.284 \| 139gr Hornady CX
Manufacturer SKU:	282704
Bullet Weight:	139gr \| 9.0g
Bullet Diameter:	0.284" \| 7.21mm
Bullet Length:	1.380" \| 35.1mm
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:	0.669" \| 17.0mm
Shank Seated Depth:	0.529" \| 13.4mm
Case Capacity:	62.0 Grains of Water \| 4.03 cm³
Primer Size:	Large Rifle (LR)
Max. allowed Pressure:	47863 psi \| 3300 bar
LID:	LID_B1367_C1059
Last updated:	2025-01-01
Recommended Twist Rate:	1:9 - 1:8

Load data for 114 loads in caliber 7 mm Mag Fl. H.& H. with .284 | 139gr Hornady CX bullet and 57 powders such as Alliant Reloder- TS 15.5, ReloadSwiss RS 52, ReloadSwiss RS 60, Rottweil R 903, 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%	42830	89%	**98	97%
[Accurate 2700]*	<<locked>>	88%	42670	89%	**30	92%
Accurate 4064	<<locked>>	86%	42511	89%	**18	100%
Accurate 4350	<<locked>>	95%	42366	89%	**80	97%
Alliant Reloder- TS 15.5 👍	<<locked>>	87%	42453	89%	**28	99%
Alliant Reloder-15	<<locked>>	85%	42801	89%	**35	97%
Alliant Reloder-16	<<locked>>	96%	42830	89%	**94	97%
Alliant Reloder-17	<<locked>>	92%	42830	89%	**26	98%
[Alliant Reloder-23]*	<<locked>>	97%	31502	66%	**48	94%
Hodgdon CFE223	<<locked>>	86%	42322	88%	**57	97%
Hodgdon H380	<<locked>>	87%	42931	90%	**25	96%
[Hodgdon H414]*	<<locked>>	90%	42293	88%	**64	93%
[Hodgdon H4350]*	<<locked>>	97%	43033	90%	**12	92%
Hodgdon Hybrid 100V	<<locked>>	97%	40553	85%	**08	98%
Hodgdon LVR	<<locked>>	93%	43004	90%	**64	96%
[Hodgdon Superperformance]*	<<locked>>	93%	42395	89%	**67	92%
Hodgdon VARGET	<<locked>>	87%	42830	89%	**98	97%
IMR 3031	<<locked>>	84%	42409	89%	**31	100%
IMR 4064	<<locked>>	87%	42395	89%	**85	97%
[IMR 4166 Enduron]*	<<locked>>	87%	42380	89%	**46	93%
[IMR 4350]*	<<locked>>	95%	42627	89%	**02	92%
[IMR 4451 Enduron]*	<<locked>>	89%	42424	89%	**72	93%
IMR 4831	<<locked>>	97%	37739	79%	**62	95%
IMR 4895	<<locked>>	84%	42177	88%	**31	98%
Lovex S062	<<locked>>	85%	42177	88%	**89	99%
Lovex S065	<<locked>>	92%	42235	88%	**82	95%
[Lovex S070]*	<<locked>>	93%	42525	89%	**05	94%
Norma 203B	<<locked>>	85%	42177	88%	**25	98%
Norma URP	<<locked>>	95%	42569	89%	**77	97%
Ramshot Big Game	<<locked>>	85%	42235	88%	**48	98%
[Ramshot Hunter]*	<<locked>>	96%	43004	90%	**84	94%
ReloadSwiss RS 14	<<locked>>	96%	33736	70%	**09	100%
[ReloadSwiss RS 50]*	<<locked>>	86%	42569	89%	**92	94%
ReloadSwiss RS 52 👍	<<locked>>	86%	42221	88%	**67	99%
ReloadSwiss RS 60 👍	<<locked>>	92%	42525	89%	**33	99%
ReloadSwiss RS 62	<<locked>>	95%	42177	88%	**97	96%
ReloadSwiss RS 70	<<locked>>	95%	42467	89%	**94	95%
Rottweil R 902	<<locked>>	84%	42786	89%	**79	99%
Rottweil R 903 👍	<<locked>>	90%	42844	90%	**35	99%
[Rottweil R 907]*	<<locked>>	90%	42337	88%	**69	92%
SNPE Vectan SP 11	<<locked>>	89%	42931	90%	**64	98%
SNPE Vectan Tubal 5000	<<locked>>	87%	42859	90%	**30	100%
[SNPE Vectan Tubal 7000]*	<<locked>>	92%	42192	88%	**43	93%
Shooters World Long Rifle	<<locked>>	92%	42235	88%	**82	95%
Shooters World Precision	<<locked>>	85%	42177	88%	**89	99%
Somchem S355	<<locked>>	89%	42772	89%	**25	98%
Somchem S365 👍	<<locked>>	97%	39392	82%	**57	99%
Vihtavuori N133	<<locked>>	83%	42641	89%	**20	100%
Vihtavuori N135	<<locked>>	90%	43018	90%	**85	100%
Vihtavuori N140	<<locked>>	84%	42989	90%	**79	100%
Vihtavuori N150	<<locked>>	94%	43047	90%	**05	99%
Vihtavuori N160	<<locked>>	93%	42743	89%	**31	96%
Vihtavuori N540	<<locked>>	84%	42206	88%	**89	100%
Vihtavuori N550	<<locked>>	92%	42888	90%	**80	96%
[Vihtavuori N555]*	<<locked>>	97%	33402	70%	**26	94%
Winchester 6.5 StaBALL	<<locked>>	93%	42279	88%	**08	98%
[Winchester 760]*	<<locked>>	90%	42293	88%	**64	93%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AR 2208	<<locked>>	81%	35650	74%	**48	95%
[Accurate 2700]*	<<locked>>	84%	37695	79%	**31	90%
Accurate 4064	<<locked>>	81%	35984	75%	**90	100%
[Accurate 4350]*	<<locked>>	83%	27789	58%	**33	90%
Alliant Reloder- TS 15.5	<<locked>>	81%	35259	74%	**74	97%
Alliant Reloder-15	<<locked>>	81%	37898	79%	**36	96%
[Alliant Reloder-16]*	<<locked>>	83%	29196	61%	**46	90%
[Alliant Reloder-17]*	<<locked>>	81%	30429	64%	**15	94%
[Alliant Reloder-23]*	<<locked>>	91%	26498	55%	**93	90%
[Hodgdon CFE223]*	<<locked>>	81%	35882	75%	**23	94%
[Hodgdon H380]*	<<locked>>	81%	35360	74%	**64	93%
[Hodgdon H414]*	<<locked>>	85%	35288	74%	**00	90%
[Hodgdon H4350]*	<<locked>>	92%	37463	78%	**90	90%
[Hodgdon Hybrid 100V]*	<<locked>>	81%	25135	53%	**05	90%
[Hodgdon LVR]*	<<locked>>	82%	30255	63%	**65	90%
[Hodgdon Superperformance]*	<<locked>>	90%	38334	80%	**79	90%
Hodgdon VARGET	<<locked>>	81%	35650	74%	**48	95%
IMR 3031	<<locked>>	81%	37956	79%	**46	100%
IMR 4064	<<locked>>	81%	35056	73%	**25	95%
[IMR 4166 Enduron]*	<<locked>>	81%	35157	73%	**85	90%
[IMR 4350]*	<<locked>>	90%	36956	77%	**80	90%
[IMR 4451 Enduron]*	<<locked>>	83%	35447	74%	**25	90%
[IMR 4831]*	<<locked>>	86%	27499	57%	**03	90%
IMR 4895	<<locked>>	81%	38696	81%	**62	97%
Lovex S062	<<locked>>	81%	37362	78%	**93	98%
[Lovex S065]*	<<locked>>	82%	31169	65%	**36	90%
[Lovex S070]*	<<locked>>	86%	33953	71%	**25	90%
Norma 203B	<<locked>>	81%	37275	78%	**23	97%
[Norma URP]*	<<locked>>	82%	28152	59%	**26	90%
Ramshot Big Game	<<locked>>	81%	36477	76%	**26	96%
[Ramshot Hunter]*	<<locked>>	88%	33286	70%	**54	90%
ReloadSwiss RS 14	<<locked>>	91%	31111	65%	**57	100%
[ReloadSwiss RS 50]*	<<locked>>	81%	36172	76%	**51	92%
ReloadSwiss RS 52	<<locked>>	81%	35520	74%	**26	98%
[ReloadSwiss RS 60]*	<<locked>>	81%	29559	62%	**98	94%
[ReloadSwiss RS 62]*	<<locked>>	84%	29080	61%	**75	90%
[ReloadSwiss RS 70]*	<<locked>>	87%	32779	68%	**51	90%
Rottweil R 902	<<locked>>	81%	39291	82%	**07	98%
Rottweil R 903	<<locked>>	81%	32416	68%	**11	96%
[Rottweil R 907]*	<<locked>>	86%	37362	78%	**64	90%
SNPE Vectan SP 11	<<locked>>	81%	33518	70%	**57	95%
SNPE Vectan Tubal 5000	<<locked>>	81%	35302	74%	**85	100%
[SNPE Vectan Tubal 7000]*	<<locked>>	85%	33939	71%	**75	90%
[Shooters World Long Rifle]*	<<locked>>	82%	31169	65%	**36	90%
Shooters World Precision	<<locked>>	81%	37362	78%	**93	98%
Somchem S355	<<locked>>	81%	33330	70%	**18	96%
[Somchem S365]*	<<locked>>	81%	24149	50%	**24	91%
Vihtavuori N133	<<locked>>	81%	40016	84%	**70	100%
Vihtavuori N135	<<locked>>	81%	32314	68%	**75	100%
Vihtavuori N140	<<locked>>	81%	38754	81%	**03	100%
Vihtavuori N150	<<locked>>	81%	28500	60%	**80	95%
[Vihtavuori N160]*	<<locked>>	81%	29370	61%	**23	91%
Vihtavuori N540	<<locked>>	81%	38101	80%	**13	100%
[Vihtavuori N550]*	<<locked>>	81%	29486	62%	**65	91%
[Vihtavuori N555]*	<<locked>>	90%	26701	56%	**33	90%
[Winchester 6.5 StaBALL]*	<<locked>>	81%	28543	60%	**80	93%
[Winchester 760]*	<<locked>>	85%	35288	74%	**00	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.