Load data for .300 Rem. SA Ultra Mag + .308 | 123gr | Sako Gamehead

Recommended Powder(s): ADI AR 2206H, Hodgdon BL-C2, Lovex D073.6, Ramshot Wild Boar, ReloadSwiss RS 52

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.308 \| 123gr \| Sako Gamehead
Manufacturer SKU:	129A
Bullet Weight:	123gr \| 8.0g
Bullet Diameter:	0.308" \| 7.82mm
Bullet Length:	0.890" \| 22.6mm
Caliber:	.300 Rem. SA Ultra Mag load data
Case Length (l3):	2.003" \| 50.9mm
Cartridge Length (C.O.L.):	2.783" \| 70.7mm
Seated Depth:	0.110" \| 2.8mm
Shank Seated Depth:	0.110" \| 2.8mm
Case Capacity:	74.0 Grains of Water \| 4.80 cm³
Primer Size:	Large Rifle (LR)
Max. allowed Pressure:	64107 psi \| 4420 bar
LID:	LID_B10478_C373
Last updated:	2025-01-01

Load data for 190 loads in caliber .300 Rem. SA Ultra Mag with .308 | 123gr | Sako Gamehead bullet and 95 powders such as ADI AR 2206H, Hodgdon BL-C2, Lovex D073.6, Ramshot Wild Boar, ReloadSwiss RS 52. 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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Barrel Length (cm)
Safety Buffer (%)
.
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>>	92%	57261	89%	**27	99%
ADI AR 2208	<<locked>>	97%	56072	87%	**78	98%
ADI AR 2219	<<locked>>	84%	57667	90%	**01	100%
Accurate 2015	<<locked>>	88%	57276	89%	**22	100%
Accurate 2200	<<locked>>	90%	57406	90%	**78	98%
Accurate 2230	<<locked>>	86%	56869	89%	**58	99%
Accurate 2460	<<locked>>	86%	57667	90%	**71	100%
Accurate 2495	<<locked>>	91%	57188	89%	**94	100%
Accurate 2520	<<locked>>	90%	57014	89%	**10	100%
[Accurate 2700]*	<<locked>>	97%	55143	86%	**63	93%
Accurate 4064	<<locked>>	97%	56347	88%	**91	100%
[Accurate 4350]*	<<locked>>	97%	42337	66%	**91	94%
Alliant AR-Comp	<<locked>>	91%	57522	90%	**84	100%
Alliant Reloder- TS 15.5	<<locked>>	97%	54824	86%	**91	99%
Alliant Reloder-10x	<<locked>>	86%	57232	89%	**41	100%
Alliant Reloder-15	<<locked>>	95%	57305	89%	**46	99%
Alliant Reloder-16	<<locked>>	97%	42656	67%	**04	95%
Alliant Reloder-17	<<locked>>	97%	49226	77%	**81	98%
Baschieri & Pellagri 106	<<locked>>	84%	57130	89%	**63	100%
Baschieri & Pellagri 107	<<locked>>	92%	57014	89%	**23	98%
Hodgdon BL-C2 👍	<<locked>>	90%	57348	89%	**40	100%
Hodgdon Benchmark	<<locked>>	89%	56942	89%	**41	100%
Hodgdon CFE223	<<locked>>	95%	57014	89%	**60	98%
Hodgdon H322	<<locked>>	89%	57435	90%	**91	100%
Hodgdon H335	<<locked>>	84%	57203	89%	**91	100%
Hodgdon H380	<<locked>>	97%	57290	89%	**14	97%
[Hodgdon H414]*	<<locked>>	97%	50836	79%	**45	94%
Hodgdon Hybrid 100V	<<locked>>	97%	39218	61%	**86	95%
Hodgdon LVR	<<locked>>	97%	46731	73%	**63	95%
Hodgdon VARGET	<<locked>>	97%	55666	87%	**64	98%
Hodgdon TrailBoss	<<locked>>	96%	32779	51%	**95	100%
IMR 3031	<<locked>>	95%	57116	89%	**40	100%
IMR 4064	<<locked>>	97%	54346	85%	**41	98%
[IMR 4166 Enduron]*	<<locked>>	97%	54694	85%	**99	94%
IMR 4198	<<locked>>	86%	56985	89%	**92	100%
[IMR 4451 Enduron]*	<<locked>>	97%	51532	80%	**76	94%
[IMR 4831]*	<<locked>>	97%	36448	57%	**33	92%
IMR 4895	<<locked>>	94%	57087	89%	**56	99%
IMR 8208 XBR	<<locked>>	90%	56898	89%	**81	100%
Lovex D073.4	<<locked>>	85%	57159	89%	**61	100%
Lovex D073.5	<<locked>>	87%	57667	90%	**71	100%
Lovex D073.6 👍	<<locked>>	92%	57014	89%	**10	100%
Lovex S060	<<locked>>	92%	57363	89%	**48	99%
Lovex S062	<<locked>>	96%	57551	90%	**07	100%
[Lovex S065]*	<<locked>>	97%	47572	74%	**04	94%
[Lovex S070]*	<<locked>>	97%	45440	71%	**71	92%
Norma 201	<<locked>>	93%	57058	89%	**84	100%
Norma 202	<<locked>>	93%	57609	90%	**91	100%
Norma 203B	<<locked>>	96%	57232	89%	**40	99%
[Norma URP]*	<<locked>>	97%	42902	67%	**91	94%
Ramshot Big Game	<<locked>>	95%	57508	90%	**60	99%
Ramshot TAC	<<locked>>	90%	57101	89%	**71	97%
Ramshot Wild Boar 👍	<<locked>>	91%	57479	90%	**27	99%
Ramshot X-Terminator	<<locked>>	88%	57188	89%	**61	99%
ReloadSwiss RS 14	<<locked>>	96%	33156	52%	**44	100%
ReloadSwiss RS 40	<<locked>>	87%	56884	89%	**78	100%
ReloadSwiss RS 50	<<locked>>	96%	57029	89%	**74	96%
ReloadSwiss RS 52 👍	<<locked>>	96%	57595	90%	**73	100%
ReloadSwiss RS 60	<<locked>>	97%	48080	75%	**71	99%
[ReloadSwiss RS 62]*	<<locked>>	97%	41989	65%	**97	94%
[ReloadSwiss RS 70]*	<<locked>>	97%	43482	68%	**14	93%
Rottweil R 901	<<locked>>	90%	57435	90%	**71	100%
Rottweil R 902	<<locked>>	95%	57305	89%	**81	100%
Rottweil R 903	<<locked>>	97%	52156	81%	**38	99%
[Rottweil R 907]*	<<locked>>	97%	49922	78%	**36	92%
SNPE Vectan SP 10	<<locked>>	83%	57406	90%	**87	100%
SNPE Vectan SP 11	<<locked>>	97%	53766	84%	**04	98%
SNPE Vectan SP 7	<<locked>>	91%	57609	90%	**84	97%
SNPE Vectan SP 9	<<locked>>	93%	57551	90%	**07	99%
SNPE Vectan Tubal 3000	<<locked>>	92%	57537	90%	**05	100%
SNPE Vectan Tubal 5000	<<locked>>	97%	55361	86%	**73	100%
[SNPE Vectan Tubal 7000]*	<<locked>>	97%	47718	74%	**48	93%
[Shooters World Long Rifle]*	<<locked>>	97%	47572	74%	**04	94%
Shooters World Match Rifle	<<locked>>	92%	57014	89%	**10	100%
Shooters World Precision	<<locked>>	96%	57551	90%	**07	100%
Shooters World Tactical Rifle	<<locked>>	85%	57188	89%	**48	99%
Somchem S321	<<locked>>	88%	56985	89%	**94	100%
Somchem S335	<<locked>>	92%	57464	90%	**09	100%
Somchem S341	<<locked>>	91%	57464	90%	**91	99%
Somchem S355	<<locked>>	97%	52112	81%	**28	99%
Somchem S365	<<locked>>	97%	38000	59%	**28	97%
Vihtavuori N120	<<locked>>	83%	56840	89%	**14	100%
Vihtavuori N130	<<locked>>	88%	56782	89%	**79	100%
Vihtavuori N133	<<locked>>	94%	57246	89%	**02	100%
Vihtavuori N135	<<locked>>	97%	49690	78%	**43	100%
Vihtavuori N140	<<locked>>	95%	57029	89%	**61	100%
Vihtavuori N150	<<locked>>	97%	44237	69%	**48	98%
Vihtavuori N160	<<locked>>	97%	47456	74%	**40	96%
Vihtavuori N530	<<locked>>	88%	56869	89%	**97	100%
Vihtavuori N540	<<locked>>	95%	57305	89%	**84	100%
Vihtavuori N550	<<locked>>	97%	47065	73%	**76	96%
Winchester 6.5 StaBALL	<<locked>>	97%	45890	72%	**81	98%
Winchester 748	<<locked>>	88%	57377	89%	**43	100%
[Winchester 760]*	<<locked>>	97%	50836	79%	**45	94%
Winchester StaBALL Match	<<locked>>	86%	57101	89%	**14	99%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AR 2206H	<<locked>>	81%	40045	62%	**79	95%
[ADI AR 2208]*	<<locked>>	81%	34214	53%	**05	92%
ADI AR 2219	<<locked>>	81%	52692	82%	**22	100%
Accurate 2015	<<locked>>	81%	45585	71%	**31	100%
[Accurate 2200]*	<<locked>>	81%	42351	66%	**82	94%
Accurate 2230	<<locked>>	81%	48080	75%	**97	98%
Accurate 2460	<<locked>>	81%	48124	75%	**17	99%
Accurate 2495	<<locked>>	81%	40045	62%	**95	100%
Accurate 2520	<<locked>>	81%	41336	64%	**22	99%
[Accurate 2700]*	<<locked>>	90%	44121	69%	**56	90%
Accurate 4064	<<locked>>	81%	33823	53%	**44	98%
[Accurate 4350]*	<<locked>>	89%	32518	51%	**41	90%
Alliant AR-Comp	<<locked>>	81%	41292	64%	**22	100%
[Alliant Reloder- TS 15.5]*	<<locked>>	81%	32953	51%	**15	94%
Alliant Reloder-10x	<<locked>>	81%	49269	77%	**14	100%
[Alliant Reloder-15]*	<<locked>>	81%	35752	56%	**84	93%
[Alliant Reloder-16]*	<<locked>>	90%	34200	53%	**64	90%
[Alliant Reloder-17]*	<<locked>>	83%	30690	48%	**95	91%
Baschieri & Pellagri 106	<<locked>>	81%	51750	81%	**84	100%
[Baschieri & Pellagri 107]*	<<locked>>	81%	39320	61%	**63	94%
Hodgdon BL-C2	<<locked>>	81%	41278	64%	**28	97%
Hodgdon Benchmark	<<locked>>	81%	44512	69%	**05	98%
[Hodgdon CFE223]*	<<locked>>	81%	34403	54%	**71	91%
Hodgdon H322	<<locked>>	81%	44686	70%	**68	100%
Hodgdon H335	<<locked>>	81%	52475	82%	**15	100%
[Hodgdon H380]*	<<locked>>	81%	33924	53%	**12	90%
[Hodgdon H414]*	<<locked>>	91%	41713	65%	**54	90%
[Hodgdon Hybrid 100V]*	<<locked>>	88%	29356	46%	**03	90%
[Hodgdon LVR]*	<<locked>>	88%	35099	55%	**81	90%
[Hodgdon VARGET]*	<<locked>>	81%	33924	53%	**89	92%
Hodgdon TrailBoss	<<locked>>	81%	26005	41%	**31	100%
IMR 3031	<<locked>>	81%	35708	56%	**27	99%
[IMR 4064]*	<<locked>>	81%	33315	52%	**79	92%
[IMR 4166 Enduron]*	<<locked>>	88%	41437	65%	**30	90%
IMR 4198	<<locked>>	81%	49734	78%	**84	100%
[IMR 4451 Enduron]*	<<locked>>	90%	41495	65%	**59	90%
[IMR 4831]*	<<locked>>	93%	32198	50%	**12	90%
[IMR 4895]*	<<locked>>	81%	36637	57%	**17	94%
IMR 8208 XBR	<<locked>>	81%	42250	66%	**02	97%
Lovex D073.4	<<locked>>	81%	49966	78%	**40	99%
Lovex D073.5	<<locked>>	81%	47500	74%	**00	99%
Lovex D073.6	<<locked>>	81%	38725	60%	**59	98%
Lovex S060	<<locked>>	81%	40901	64%	**23	96%
Lovex S062	<<locked>>	81%	35592	56%	**51	95%
[Lovex S065]*	<<locked>>	88%	36274	57%	**48	90%
[Lovex S070]*	<<locked>>	93%	40263	63%	**63	90%
Norma 201	<<locked>>	81%	39146	61%	**33	97%
Norma 202	<<locked>>	81%	39349	61%	**56	99%
[Norma 203B]*	<<locked>>	81%	35273	55%	**74	93%
[Norma URP]*	<<locked>>	89%	33112	52%	**44	90%
[Ramshot Big Game]*	<<locked>>	81%	34795	54%	**74	93%
[Ramshot TAC]*	<<locked>>	81%	42250	66%	**86	93%
Ramshot Wild Boar	<<locked>>	81%	41452	65%	**15	96%
Ramshot X-Terminator	<<locked>>	81%	46079	72%	**58	97%
ReloadSwiss RS 14	<<locked>>	81%	26469	41%	**80	100%
ReloadSwiss RS 40	<<locked>>	81%	47674	74%	**17	99%
[ReloadSwiss RS 50]*	<<locked>>	85%	38754	60%	**10	90%
ReloadSwiss RS 52	<<locked>>	81%	33605	52%	**71	95%
[ReloadSwiss RS 60]*	<<locked>>	82%	29443	46%	**49	90%
[ReloadSwiss RS 62]*	<<locked>>	90%	34040	53%	**87	90%
[ReloadSwiss RS 70]*	<<locked>>	93%	37985	59%	**69	90%
Rottweil R 901	<<locked>>	81%	43236	67%	**12	99%
Rottweil R 902	<<locked>>	81%	37550	59%	**81	96%
[Rottweil R 903]*	<<locked>>	81%	30545	48%	**43	92%
[Rottweil R 907]*	<<locked>>	92%	43569	68%	**05	90%
SNPE Vectan SP 10	<<locked>>	81%	53287	83%	**22	100%
[SNPE Vectan SP 11]*	<<locked>>	81%	31865	50%	**89	91%
[SNPE Vectan SP 7]*	<<locked>>	81%	40132	63%	**40	93%
SNPE Vectan SP 9	<<locked>>	81%	38595	60%	**30	95%
SNPE Vectan Tubal 3000	<<locked>>	81%	41002	64%	**13	99%
SNPE Vectan Tubal 5000	<<locked>>	81%	33562	52%	**40	98%
[SNPE Vectan Tubal 7000]*	<<locked>>	92%	39972	62%	**94	90%
[Shooters World Long Rifle]*	<<locked>>	88%	36274	57%	**48	90%
Shooters World Match Rifle	<<locked>>	81%	38725	60%	**59	98%
Shooters World Precision	<<locked>>	81%	35592	56%	**51	95%
Shooters World Tactical Rifle	<<locked>>	81%	50618	79%	**36	99%
Somchem S321	<<locked>>	81%	45730	71%	**91	98%
Somchem S335	<<locked>>	81%	40219	63%	**00	99%
Somchem S341	<<locked>>	81%	40147	63%	**59	95%
[Somchem S355]*	<<locked>>	81%	31488	49%	**59	92%
[Somchem S365]*	<<locked>>	86%	26876	42%	**71	90%
Vihtavuori N120	<<locked>>	81%	53505	83%	**64	100%
Vihtavuori N130	<<locked>>	81%	45382	71%	**92	100%
Vihtavuori N133	<<locked>>	81%	38493	60%	**61	100%
Vihtavuori N135	<<locked>>	81%	30705	48%	**33	98%
Vihtavuori N140	<<locked>>	81%	36579	57%	**67	98%
[Vihtavuori N150]*	<<locked>>	81%	26745	42%	**98	92%
[Vihtavuori N160]*	<<locked>>	86%	33504	52%	**08	90%
Vihtavuori N530	<<locked>>	81%	44483	69%	**71	98%
Vihtavuori N540	<<locked>>	81%	36448	57%	**81	98%
[Vihtavuori N550]*	<<locked>>	86%	33141	52%	**44	90%
[Winchester 6.5 StaBALL]*	<<locked>>	83%	29283	46%	**51	90%
Winchester 748	<<locked>>	81%	44773	70%	**10	99%
[Winchester 760]*	<<locked>>	91%	41713	65%	**54	90%
Winchester StaBALL Match	<<locked>>	81%	47587	74%	**50	98%

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.