Load data for 7.63 Mauser + .308 | 123gr | Sako Gamehead

Recommended Powder(s): Hodgdon Longshot, Ramshot True Blue, Rottweil P 806, SNPE Vectan BA7 1/2, Vihtavuori N350

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:	7.63 Mauser load data
Case Length (l3):	0.990" \| 25.1mm
Cartridge Length (C.O.L.):	1.359" \| 34.5mm
Seated Depth:	0.520" \| 13.2mm
Shank Seated Depth:	0.520" \| 13.2mm
Case Capacity:	17.2 Grains of Water \| 1.12 cm³
Primer Size:	Small Pistol (SP)
Max. allowed Pressure:	37710 psi \| 2600 bar
LID:	LID_B10478_C1127
Last updated:	2025-02-02

Load data for 112 loads in caliber 7.63 Mauser with .308 | 123gr | Sako Gamehead bullet and 56 powders such as Hodgdon Longshot, Ramshot True Blue, Rottweil P 806, SNPE Vectan BA7 1/2, Vihtavuori N350. 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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Min z (%)
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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 AP 100	<<locked>>	95%	27789	74%	**50	93%
ADI AP 70N	<<locked>>	70%	33591	89%	**40	100%
ADI APS 350	<<locked>>	71%	31256	83%	**0	100%
ADI APS 450	<<locked>>	74%	31415	83%	**6	100%
ADI AS 30	<<locked>>	79%	33779	90%	**1	100%
ADI AS 50N	<<locked>>	74%	32169	85%	**8	100%
Accurate No. 2	<<locked>>	75%	30777	82%	**24	100%
Accurate No. 5	<<locked>>	63%	32329	86%	**15	97%
[Accurate No. 7]*	<<locked>>	82%	32851	87%	**65	87%
Accurate Solo 1000	<<locked>>	77%	33112	88%	**1	100%
Accurate Solo 1250	<<locked>>	83%	32474	86%	**17	100%
Alliant BULLSEYE	<<locked>>	72%	31082	82%	**56	100%
Alliant POWER PISTOL	<<locked>>	85%	33344	88%	**65	95%
Alliant UNIQUE	<<locked>>	84%	32909	87%	**89	100%
Baschieri & Pellagri 100	<<locked>>	79%	33243	88%	**8	100%
Hodgdon Clays	<<locked>>	71%	31589	84%	**6	100%
Hodgdon HS-6	<<locked>>	68%	31966	85%	**96	98%
Hodgdon Longshot 👍	<<locked>>	65%	31647	84%	**89	99%
Hodgdon Universal	<<locked>>	77%	33591	89%	**40	100%
Hodgdon TrailBoss	<<locked>>	94%	13677	36%	**9	100%
Lovex D036	<<locked>>	63%	32271	86%	**15	97%
[Lovex D037.1]*	<<locked>>	82%	32851	87%	**65	87%
Lovex S011	<<locked>>	67%	31865	85%	**4	100%
Lovex S020	<<locked>>	75%	31560	84%	**37	100%
Maxam CSB 1	<<locked>>	88%	33388	89%	**20	100%
Maxam CSB 2	<<locked>>	82%	31444	83%	**14	100%
Maxam CSB 3	<<locked>>	82%	33446	89%	**07	100%
Maxam CSB 4	<<locked>>	76%	31227	83%	**5	100%
Maxam CSB 5	<<locked>>	71%	31154	83%	**2	100%
Ramshot Silhouette	<<locked>>	70%	33214	88%	**89	100%
Ramshot True Blue 👍	<<locked>>	64%	32010	85%	**89	99%
ReloadSwiss RS 12	<<locked>>	71%	31807	84%	**04	100%
ReloadSwiss RS 14	<<locked>>	92%	12633	33%	**9	100%
ReloadSwiss RS 20	<<locked>>	88%	33591	89%	**96	100%
[ReloadSwiss RS 24]*	<<locked>>	88%	33315	88%	**52	89%
Rottweil P 801	<<locked>>	68%	33634	89%	**8	100%
Rottweil P 806 👍	<<locked>>	95%	32648	87%	**04	99%
SNPE Vectan A0	<<locked>>	88%	33866	90%	**53	100%
SNPE Vectan BA 9	<<locked>>	78%	32851	87%	**20	100%
SNPE Vectan BA10	<<locked>>	69%	31415	83%	**6	100%
SNPE Vectan BA7 1/2 👍	<<locked>>	92%	32590	86%	**86	99%
SNPE Vectan BA9 1/2	<<locked>>	80%	33634	89%	**33	100%
Shooters World Auto Pistol	<<locked>>	63%	32271	86%	**15	97%
[Shooters World Major Pistol]*	<<locked>>	82%	32851	87%	**65	87%
Somchem MP200	<<locked>>	77%	32401	86%	**70	100%
Somchem MS200	<<locked>>	83%	33707	89%	**66	100%
Somchem S221	<<locked>>	74%	33228	88%	**35	93%
Vihtavuori 3N37	<<locked>>	85%	31676	84%	**02	99%
[Vihtavuori 3N38]*	<<locked>>	97%	30182	80%	**09	89%
[Vihtavuori N105]*	<<locked>>	95%	22133	59%	**33	88%
Vihtavuori N320	<<locked>>	77%	33866	90%	**7	100%
Vihtavuori N32C Tin Star	<<locked>>	95%	28456	75%	**6	100%
Vihtavuori N330	<<locked>>	80%	33562	89%	**47	100%
Vihtavuori N340	<<locked>>	82%	31778	84%	**50	100%
Vihtavuori N350 👍	<<locked>>	90%	33286	88%	**12	100%
Winchester 231	<<locked>>	66%	32503	86%	**10	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	65%	13837	37%	**7	81%
ADI AP 70N	<<locked>>	60%	25947	69%	**5	100%
ADI APS 350	<<locked>>	61%	25092	67%	**7	100%
ADI APS 450	<<locked>>	61%	23235	62%	**4	100%
ADI AS 30	<<locked>>	61%	22698	60%	**7	100%
ADI AS 50N	<<locked>>	62%	24192	64%	**6	100%
Accurate No. 2	<<locked>>	61%	20523	54%	**6	98%
Accurate No. 5	<<locked>>	61%	29979	79%	**86	96%
[Accurate No. 7]*	<<locked>>	71%	22974	61%	**24	80%
Accurate Solo 1000	<<locked>>	61%	22336	59%	**0	100%
Accurate Solo 1250	<<locked>>	60%	18304	49%	**7	100%
Alliant BULLSEYE	<<locked>>	61%	23627	63%	**1	100%
[Alliant POWER PISTOL]*	<<locked>>	60%	16534	44%	**9	84%
Alliant UNIQUE	<<locked>>	60%	17869	47%	**6	99%
Baschieri & Pellagri 100	<<locked>>	60%	20465	54%	**3	100%
Hodgdon Clays	<<locked>>	61%	25222	67%	**0	100%
Hodgdon HS-6	<<locked>>	62%	25570	68%	**10	96%
Hodgdon Longshot	<<locked>>	61%	27296	72%	**30	98%
Hodgdon Universal	<<locked>>	60%	21654	57%	**2	100%
Hodgdon TrailBoss	<<locked>>	87%	12372	33%	**9	100%
Lovex D036	<<locked>>	61%	29921	79%	**83	96%
[Lovex D037.1]*	<<locked>>	71%	22974	61%	**24	80%
Lovex S011	<<locked>>	60%	26266	70%	**5	100%
Lovex S020	<<locked>>	62%	21611	57%	**2	100%
Maxam CSB 1	<<locked>>	61%	17434	46%	**7	100%
[Maxam CSB 2]²	<<locked>>	59%	17753	47%	**0	100%
Maxam CSB 3	<<locked>>	63%	20972	56%	**0	100%
Maxam CSB 4	<<locked>>	60%	20972	56%	**3	100%
Maxam CSB 5	<<locked>>	62%	25324	67%	**0	100%
Ramshot Silhouette	<<locked>>	60%	24265	64%	**8	100%
Ramshot True Blue	<<locked>>	60%	27688	73%	**33	98%
ReloadSwiss RS 12	<<locked>>	61%	24424	65%	**9	100%
ReloadSwiss RS 14	<<locked>>	85%	11429	30%	**9	100%
ReloadSwiss RS 20	<<locked>>	61%	16331	43%	**3	99%
[ReloadSwiss RS 24]*	<<locked>>	70%	19943	53%	**8	80%
Rottweil P 801	<<locked>>	61%	28137	75%	**2	100%
[Rottweil P 806]*	<<locked>>	61%	11676	31%	**0	85%
SNPE Vectan A0	<<locked>>	60%	16911	45%	**7	98%
SNPE Vectan BA 9	<<locked>>	62%	21248	56%	**3	100%
SNPE Vectan BA10	<<locked>>	60%	25904	69%	**7	100%
[SNPE Vectan BA7 1/2]*	<<locked>>	62%	15069	40%	**4	89%
[SNPE Vectan BA9 1/2]²	<<locked>>	59%	19624	52%	**0	100%
Shooters World Auto Pistol	<<locked>>	61%	29921	79%	**83	96%
[Shooters World Major Pistol]*	<<locked>>	71%	22974	61%	**24	80%
Somchem MP200	<<locked>>	61%	21451	57%	**2	99%
Somchem MS200	<<locked>>	62%	20073	53%	**6	100%
[Somchem S221]*	<<locked>>	61%	22452	60%	**1	86%
Vihtavuori 3N37	<<locked>>	61%	16592	44%	**3	93%
[Vihtavuori 3N38]*	<<locked>>	80%	19377	51%	**5	81%
[Vihtavuori N105]*	<<locked>>	84%	16491	44%	**5	81%
Vihtavuori N320	<<locked>>	62%	22466	60%	**3	100%
[Vihtavuori N32C Tin Star]²	<<locked>>	59%	13242	35%	**9	100%
Vihtavuori N330	<<locked>>	62%	20668	55%	**9	100%
Vihtavuori N340	<<locked>>	61%	18710	50%	**9	99%
Vihtavuori N350	<<locked>>	62%	15664	42%	**3	92%
Winchester 231	<<locked>>	60%	27354	73%	**5	100%

Start Load - Barrel Length: 5.50''

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.