Load data for 7.7 X 58 mm Arisaka + .31 | 123gr | Prvi Partizan FMJ

Recommended Powder(s): Accurate 2495, IMR 3031

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.31 \| 123gr \| Prvi Partizan FMJ
Manufacturer SKU:	B-074
Bullet Weight:	123gr \| 8.0g
Bullet Diameter:	0.310" \| 7.87mm
Bullet Length:	<<locked>>
Caliber:	7.7 X 58 mm Arisaka load data
Case Length (l3):	2.270" \| 57.7mm
Cartridge Length (C.O.L.):	<<locked>>
Seated Depth:	<<locked>>
Shank Seated Depth:	<<locked>>
Case Capacity:	61.0 Grains of Water \| 3.96 cm³
Primer Size:	Large Rifle (LR)
Max. allowed Pressure:	44962 psi \| 3100 bar
LID:	LID_B9151_C1134
Last updated:	2026-03-25

Load data for 116 loads in caliber 7.7 X 58 mm Arisaka with .31 | 123gr | Prvi Partizan FMJ bullet and 58 powders such as Accurate 2495, IMR 3031. 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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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 2206H]*	<<locked>>	89%	40379	90%	**81	93%
[ADI AR 2208]*	<<locked>>	94%	40089	89%	**48	91%
[ADI Benchmark 8208]*	<<locked>>	87%	40118	89%	**58	94%
Accurate 2015	<<locked>>	85%	39856	89%	**41	99%
[Accurate 2230]*	<<locked>>	83%	39813	89%	**28	93%
Accurate 2460	<<locked>>	84%	40393	90%	**64	96%
Accurate 2495 👍	<<locked>>	90%	40074	89%	**33	99%
Accurate 2520	<<locked>>	89%	39972	89%	**07	96%
Accurate 4064	<<locked>>	96%	40103	89%	**27	98%
Alliant AR-Comp	<<locked>>	89%	40321	90%	**43	100%
[Alliant Reloder- TS 15.5]*	<<locked>>	96%	40147	89%	**10	94%
[Alliant Reloder-15]*	<<locked>>	93%	39813	89%	**87	92%
[Bofors RP3]*	<<locked>>	96%	39958	89%	**10	94%
[Hodgdon BL-C2]*	<<locked>>	88%	40030	89%	**10	94%
Hodgdon Benchmark	<<locked>>	85%	40176	89%	**08	95%
Hodgdon H322	<<locked>>	86%	40393	90%	**87	98%
[Hodgdon H4895]*	<<locked>>	89%	39871	89%	**84	93%
[Hodgdon VARGET]*	<<locked>>	94%	40089	89%	**48	91%
Hodgdon TrailBoss	<<locked>>	97%	31763	71%	**77	100%
IMR 3031 👍	<<locked>>	93%	40016	89%	**49	99%
[IMR 4064]*	<<locked>>	95%	40132	89%	**41	92%
[IMR 4895]*	<<locked>>	92%	39871	89%	**07	92%
[IMR 8208 XBR]*	<<locked>>	87%	40118	89%	**58	94%
Lovex D073.5	<<locked>>	84%	39929	89%	**54	95%
Lovex D073.6	<<locked>>	91%	40234	89%	**10	96%
[Lovex S060]*	<<locked>>	87%	40001	89%	**99	93%
[Lovex S062]*	<<locked>>	93%	40422	90%	**74	94%
[Norma 201]*	<<locked>>	89%	39813	89%	**54	94%
Norma 202	<<locked>>	90%	40248	90%	**87	97%
[Norma 203B]*	<<locked>>	94%	40451	90%	**13	93%
[Ramshot Big Game]*	<<locked>>	93%	39755	88%	**90	92%
[Ramshot Wild Boar]*	<<locked>>	87%	39581	88%	**67	92%
[Ramshot X-Terminator]*	<<locked>>	84%	40437	90%	**31	92%
ReloadSwiss RS 14	<<locked>>	96%	31314	70%	**06	100%
ReloadSwiss RS 40	<<locked>>	83%	39987	89%	**61	96%
ReloadSwiss RS 60	<<locked>>	97%	40001	89%	**49	95%
Rottweil R 901	<<locked>>	87%	40045	89%	**48	97%
[Rottweil R 902]*	<<locked>>	91%	40059	89%	**44	94%
[Rottweil R 903]*	<<locked>>	97%	38072	85%	**64	93%
[SNPE Vectan SP 11]*	<<locked>>	96%	40016	89%	**07	92%
[SNPE Vectan SP 9]*	<<locked>>	90%	40074	89%	**74	92%
SNPE Vectan Tubal 3000	<<locked>>	88%	40059	89%	**95	97%
SNPE Vectan Tubal 5000	<<locked>>	94%	39842	89%	**99	98%
Shooters World Match Rifle	<<locked>>	91%	40234	89%	**10	96%
[Shooters World Precision]*	<<locked>>	93%	40422	90%	**74	94%
Somchem S321	<<locked>>	85%	39987	89%	**71	95%
Somchem S335	<<locked>>	88%	39972	89%	**12	98%
[Somchem S341]*	<<locked>>	89%	40263	90%	**58	92%
[Somchem S355]*	<<locked>>	96%	39334	87%	**71	93%
Vihtavuori N130	<<locked>>	84%	39726	88%	**95	100%
Vihtavuori N133	<<locked>>	90%	40248	90%	**18	99%
Vihtavuori N135	<<locked>>	97%	37478	83%	**35	99%
Vihtavuori N140	<<locked>>	92%	40248	90%	**64	98%
[Vihtavuori N150]*	<<locked>>	97%	33547	75%	**13	92%
Vihtavuori N530	<<locked>>	86%	40190	89%	**74	95%
Vihtavuori N540	<<locked>>	92%	39885	89%	**81	97%
Winchester 748	<<locked>>	86%	40147	89%	**20	95%
[Winchester StaBALL Match]*	<<locked>>	84%	40263	90%	**90	93%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AR 2206H]*	<<locked>>	85%	34925	78%	**53	90%
[ADI AR 2208]*	<<locked>>	92%	37246	83%	**79	90%
[ADI Benchmark 8208]*	<<locked>>	81%	33185	74%	**80	91%
Accurate 2015	<<locked>>	81%	35462	79%	**43	99%
[Accurate 2230]*	<<locked>>	81%	36883	82%	**59	92%
[Accurate 2460]*	<<locked>>	81%	36637	81%	**79	94%
Accurate 2495	<<locked>>	81%	29356	65%	**64	97%
[Accurate 2520]*	<<locked>>	81%	30603	68%	**71	93%
[Accurate 4064]*	<<locked>>	81%	24714	55%	**07	91%
Alliant AR-Comp	<<locked>>	81%	31183	69%	**17	99%
[Alliant Reloder- TS 15.5]*	<<locked>>	89%	31995	71%	**03	90%
[Alliant Reloder-15]*	<<locked>>	90%	36361	81%	**02	90%
[Bofors RP3]*	<<locked>>	89%	31488	70%	**00	90%
[Hodgdon BL-C2]*	<<locked>>	81%	31314	70%	**87	90%
[Hodgdon Benchmark]*	<<locked>>	81%	35476	79%	**00	93%
Hodgdon H322	<<locked>>	81%	34563	77%	**56	97%
[Hodgdon H4895]*	<<locked>>	83%	33228	74%	**17	90%
[Hodgdon VARGET]*	<<locked>>	92%	37246	83%	**79	90%
Hodgdon TrailBoss	<<locked>>	81%	25048	56%	**19	100%
[IMR 3031]*	<<locked>>	81%	27180	60%	**92	94%
[IMR 4064]*	<<locked>>	92%	36550	81%	**56	90%
[IMR 4895]*	<<locked>>	87%	34403	77%	**79	90%
[IMR 8208 XBR]*	<<locked>>	81%	33185	74%	**80	91%
[Lovex D073.5]*	<<locked>>	81%	36201	81%	**69	94%
[Lovex D073.6]*	<<locked>>	81%	28369	63%	**02	91%
[Lovex S060]*	<<locked>>	83%	34664	77%	**67	90%
[Lovex S062]*	<<locked>>	85%	30443	68%	**21	90%
[Norma 201]*	<<locked>>	81%	30705	68%	**15	90%
[Norma 202]*	<<locked>>	81%	30327	67%	**35	94%
[Norma 203B]*	<<locked>>	89%	34229	76%	**62	90%
[Ramshot Big Game]*	<<locked>>	90%	36463	81%	**08	90%
[Ramshot Wild Boar]*	<<locked>>	84%	35476	79%	**72	90%
[Ramshot X-Terminator]*	<<locked>>	81%	36434	81%	**30	91%
ReloadSwiss RS 14	<<locked>>	81%	24787	55%	**52	100%
ReloadSwiss RS 40	<<locked>>	81%	37289	83%	**92	95%
[ReloadSwiss RS 60]*	<<locked>>	90%	32372	72%	**33	90%
Rottweil R 901	<<locked>>	81%	34040	76%	**00	95%
[Rottweil R 902]*	<<locked>>	83%	30806	69%	**08	90%
[Rottweil R 903]*	<<locked>>	92%	32735	73%	**26	90%
[SNPE Vectan SP 11]*	<<locked>>	93%	36709	82%	**18	90%
[SNPE Vectan SP 9]*	<<locked>>	86%	35215	78%	**56	90%
[SNPE Vectan Tubal 3000]*	<<locked>>	81%	32460	72%	**05	94%
[SNPE Vectan Tubal 5000]*	<<locked>>	81%	26252	58%	**51	93%
[Shooters World Match Rifle]*	<<locked>>	81%	28369	63%	**02	91%
[Shooters World Precision]*	<<locked>>	85%	30443	68%	**21	90%
[Somchem S321]*	<<locked>>	81%	35128	78%	**56	93%
Somchem S335	<<locked>>	81%	32053	71%	**18	95%
[Somchem S341]*	<<locked>>	85%	35375	79%	**40	90%
[Somchem S355]*	<<locked>>	91%	33156	74%	**23	90%
Vihtavuori N130	<<locked>>	81%	36201	81%	**13	99%
Vihtavuori N133	<<locked>>	81%	30168	67%	**75	97%
[Vihtavuori N135]*	<<locked>>	81%	22960	51%	**08	92%
[Vihtavuori N140]*	<<locked>>	81%	28137	63%	**52	93%
[Vihtavuori N150]*	<<locked>>	93%	29588	66%	**95	90%
[Vihtavuori N530]*	<<locked>>	81%	34490	77%	**30	92%
[Vihtavuori N540]*	<<locked>>	81%	27992	62%	**66	92%
[Winchester 748]*	<<locked>>	81%	33881	75%	**66	93%
[Winchester StaBALL Match]*	<<locked>>	81%	36056	80%	**95	92%

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