Load data for 6.5 x 58 mm Mauser Port. + .264 | 120gr | Impala RNFP KO

Recommended Powder(s): Alliant Reloder-16, Alliant Reloder-17, Hodgdon Hybrid 100V, Norma URP, Somchem S365

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.264 \| 120gr \| Impala RNFP KO
Bullet Weight:	120gr \| 7.8g
Bullet Diameter:	0.264" \| 6.71mm
Bullet Length:	1.268" \| 32.2mm
Caliber:	6.5 x 58 mm Mauser Port. load data
Case Length (l3):	2.283" \| 58.0mm
Cartridge Length (C.O.L.):	3.180" \| 80.8mm
Seated Depth:	0.371" \| 9.4mm
Shank Seated Depth:	0.371" \| 9.4mm
Case Capacity:	57.0 Grains of Water \| 3.70 cm³
Primer Size:	Large Rifle (LR)
Max. allowed Pressure:	51488 psi \| 3550 bar
LID:	LID_B2976_C1021
Last updated:	2025-01-01

Load data for 112 loads in caliber 6.5 x 58 mm Mauser Port. with .264 | 120gr | Impala RNFP KO bullet and 56 powders such as Alliant Reloder-16, Alliant Reloder-17, Hodgdon Hybrid 100V, Norma URP, 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.
Case Length (Inch)
Case Length (mm)
CaseCapacity (GoW)
Min z (%)
Min FR (%)
Max FR*
Barrel Length (Inch)
Barrel Length (cm)
Safety Buffer (%)
.

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 2209]*	<<locked>>	95%	45992	89%	**79	94%
Accurate 2700	<<locked>>	84%	45658	89%	**48	95%
Accurate 3100	<<locked>>	96%	42047	82%	**90	96%
Accurate 4350	<<locked>>	89%	45745	89%	**79	99%
Alliant Reloder-16 👍	<<locked>>	91%	45905	89%	**15	99%
Alliant Reloder-17 👍	<<locked>>	86%	45556	88%	**31	100%
[Alliant Reloder-19]*	<<locked>>	95%	45890	89%	**82	94%
[Alliant Reloder-22]*	<<locked>>	96%	42047	82%	**49	93%
Alliant Reloder-23	<<locked>>	97%	40451	79%	**26	99%
[Alliant Reloder-25]*	<<locked>>	97%	35549	69%	**08	94%
Alliant Reloder-26	<<locked>>	97%	44657	87%	**81	98%
Hodgdon H414	<<locked>>	86%	46296	90%	**92	96%
Hodgdon H4350	<<locked>>	92%	45788	89%	**23	95%
Hodgdon Hybrid 100V 👍	<<locked>>	93%	45963	89%	**62	100%
Hodgdon LVR	<<locked>>	87%	45585	89%	**66	98%
Hodgdon Superperformance	<<locked>>	88%	45963	89%	**05	96%
Hodgdon TrailBoss	<<locked>>	97%	34664	67%	**49	100%
IMR 4064	<<locked>>	83%	45658	89%	**90	99%
IMR 4166 Enduron	<<locked>>	84%	45716	89%	**71	96%
IMR 4350	<<locked>>	90%	46079	89%	**23	95%
IMR 4451 Enduron	<<locked>>	85%	45513	88%	**94	96%
IMR 4831	<<locked>>	94%	45571	89%	**62	99%
[IMR 4955 Enduron]*	<<locked>>	97%	46137	90%	**13	92%
Lovex S065	<<locked>>	87%	45905	89%	**07	97%
Lovex S070	<<locked>>	89%	46079	89%	**26	96%
[Lovex S071]*	<<locked>>	97%	35679	69%	**49	94%
[Norma 204]*	<<locked>>	90%	46093	90%	**62	94%
Norma MRP	<<locked>>	96%	44295	86%	**28	95%
Norma URP 👍	<<locked>>	90%	45745	89%	**85	99%
Ramshot Hunter	<<locked>>	91%	45832	89%	**95	97%
[Ramshot Magnum]*	<<locked>>	97%	41118	80%	**90	93%
ReloadSwiss RS 14	<<locked>>	96%	34838	68%	**81	100%
ReloadSwiss RS 60	<<locked>>	88%	45948	89%	**54	100%
ReloadSwiss RS 62	<<locked>>	90%	45310	88%	**95	98%
ReloadSwiss RS 70	<<locked>>	91%	45963	89%	**35	98%
Rottweil R 903	<<locked>>	84%	45847	89%	**33	100%
[Rottweil R 904]*	<<locked>>	93%	45542	88%	**17	92%
[Rottweil R 905]*	<<locked>>	96%	45934	89%	**85	94%
Rottweil R 907	<<locked>>	86%	45788	89%	**00	95%
SNPE Vectan SP 11	<<locked>>	83%	45687	89%	**62	99%
SNPE Vectan Tubal 5000	<<locked>>	83%	45614	89%	**15	100%
SNPE Vectan Tubal 7000	<<locked>>	88%	46050	89%	**67	96%
Shooters World Long Rifle	<<locked>>	87%	45905	89%	**07	97%
Somchem S355	<<locked>>	84%	45832	89%	**23	100%
[Somchem S361]*	<<locked>>	93%	46296	90%	**94	91%
Somchem S365 👍	<<locked>>	93%	46340	90%	**31	100%
Somchem S385	<<locked>>	95%	45411	88%	**49	95%
Vihtavuori N135	<<locked>>	85%	45759	89%	**61	100%
Vihtavuori N150	<<locked>>	89%	46093	90%	**94	100%
Vihtavuori N160	<<locked>>	87%	45818	89%	**40	98%
[Vihtavuori N165]*	<<locked>>	97%	39856	77%	**21	93%
Vihtavuori N550	<<locked>>	87%	45992	89%	**85	98%
Vihtavuori N555	<<locked>>	97%	44512	86%	**05	99%
Winchester 6.5 StaBALL	<<locked>>	89%	45498	88%	**23	100%
Winchester 760	<<locked>>	86%	46296	90%	**92	96%
Winchester StaBALL HD	<<locked>>	97%	36158	70%	**30	99%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AR 2209]*	<<locked>>	88%	36999	72%	**72	90%
[Accurate 2700]*	<<locked>>	81%	42264	82%	**75	94%
[Accurate 3100]*	<<locked>>	84%	28311	55%	**59	90%
Accurate 4350	<<locked>>	81%	34621	67%	**39	96%
Alliant Reloder-16	<<locked>>	81%	34156	66%	**43	95%
Alliant Reloder-17	<<locked>>	81%	38014	74%	**67	98%
[Alliant Reloder-19]*	<<locked>>	87%	36303	70%	**66	90%
[Alliant Reloder-22]*	<<locked>>	92%	36782	71%	**18	90%
[Alliant Reloder-23]*	<<locked>>	81%	25483	50%	**06	92%
[Alliant Reloder-25]*	<<locked>>	92%	30589	59%	**61	91%
[Alliant Reloder-26]*	<<locked>>	83%	28398	55%	**38	90%
[Hodgdon H414]*	<<locked>>	81%	39233	76%	**44	94%
[Hodgdon H4350]*	<<locked>>	81%	33330	65%	**38	90%
Hodgdon Hybrid 100V	<<locked>>	81%	31647	61%	**51	96%
Hodgdon LVR	<<locked>>	81%	37202	72%	**89	96%
[Hodgdon Superperformance]*	<<locked>>	81%	35462	69%	**66	91%
Hodgdon TrailBoss	<<locked>>	85%	29399	57%	**40	100%
IMR 4064	<<locked>>	81%	42786	83%	**38	99%
IMR 4166 Enduron	<<locked>>	81%	42380	82%	**05	95%
[IMR 4350]*	<<locked>>	81%	34925	68%	**84	91%
[IMR 4451 Enduron]*	<<locked>>	81%	40538	79%	**89	94%
[IMR 4831]*	<<locked>>	81%	30356	59%	**15	94%
[IMR 4955 Enduron]*	<<locked>>	94%	41800	81%	**25	90%
Lovex S065	<<locked>>	81%	38363	75%	**46	95%
[Lovex S070]*	<<locked>>	81%	36260	70%	**16	93%
[Lovex S071]*	<<locked>>	89%	28311	55%	**59	90%
[Norma 204]*	<<locked>>	83%	36927	72%	**66	90%
[Norma MRP]*	<<locked>>	87%	32953	64%	**46	90%
Norma URP	<<locked>>	81%	34360	67%	**30	95%
[Ramshot Hunter]*	<<locked>>	81%	33547	65%	**10	92%
[Ramshot Magnum]*	<<locked>>	93%	36448	71%	**79	90%
ReloadSwiss RS 14	<<locked>>	83%	28805	56%	**54	100%
ReloadSwiss RS 60	<<locked>>	81%	37072	72%	**64	99%
ReloadSwiss RS 62	<<locked>>	81%	34055	66%	**49	95%
[ReloadSwiss RS 70]*	<<locked>>	81%	33721	66%	**46	94%
Rottweil R 903	<<locked>>	81%	41350	80%	**48	99%
[Rottweil R 904]*	<<locked>>	89%	39537	77%	**95	90%
[Rottweil R 905]*	<<locked>>	88%	35926	70%	**69	90%
[Rottweil R 907]*	<<locked>>	81%	39088	76%	**59	93%
SNPE Vectan SP 11	<<locked>>	81%	41930	81%	**87	99%
SNPE Vectan Tubal 5000	<<locked>>	81%	43018	84%	**66	100%
[SNPE Vectan Tubal 7000]*	<<locked>>	81%	37579	73%	**93	93%
Shooters World Long Rifle	<<locked>>	81%	38363	75%	**46	95%
Somchem S355	<<locked>>	81%	42235	82%	**54	99%
[Somchem S361]*	<<locked>>	91%	42757	83%	**31	90%
Somchem S365	<<locked>>	81%	31270	61%	**93	98%
[Somchem S385]*	<<locked>>	85%	33025	64%	**74	90%
Vihtavuori N135	<<locked>>	81%	41133	80%	**82	100%
Vihtavuori N150	<<locked>>	81%	36245	70%	**00	99%
Vihtavuori N160	<<locked>>	81%	37188	72%	**66	96%
[Vihtavuori N165]*	<<locked>>	91%	34156	66%	**84	90%
Vihtavuori N550	<<locked>>	81%	37652	73%	**08	96%
[Vihtavuori N555]*	<<locked>>	81%	27253	53%	**85	93%
Winchester 6.5 StaBALL	<<locked>>	81%	35273	69%	**10	98%
[Winchester 760]*	<<locked>>	81%	39233	76%	**44	94%
[Winchester StaBALL HD]*	<<locked>>	83%	24279	47%	**06	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.

<<locked>>... you need to buy an access license to unlock the data