Load data for 7.7 X 58 mm Arisaka + .3085 | 190gr | Prvi Partizan HP BT

Recommended Powder(s): Bofors RP3, ReloadSwiss RS 60, Rottweil R 903

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.3085 \| 190gr \| Prvi Partizan HP BT
Manufacturer SKU:	B-367
Bullet Weight:	190gr \| 12.3g
Bullet Diameter:	0.308" \| 7.84mm
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_B9149_C1134
Last updated:	2026-03-23

Load data for 116 loads in caliber 7.7 X 58 mm Arisaka with .3085 | 190gr | Prvi Partizan HP BT bullet and 58 powders such as Bofors RP3, ReloadSwiss RS 60, Rottweil R 903. 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 2208	<<locked>>	86%	39813	89%	**97	97%
[Accurate 2700]*	<<locked>>	88%	40132	89%	**44	91%
Accurate 4064	<<locked>>	87%	40408	90%	**39	100%
Accurate 4350	<<locked>>	97%	40089	89%	**95	96%
Alliant Power Pro 2000-MR	<<locked>>	85%	40132	89%	**11	96%
Alliant Reloder- TS 15.5	<<locked>>	88%	40176	89%	**39	98%
Alliant Reloder-15	<<locked>>	85%	39871	89%	**36	97%
Alliant Reloder-16	<<locked>>	96%	40161	89%	**92	96%
Alliant Reloder-17	<<locked>>	92%	40437	90%	**28	98%
[Alliant Reloder-23]*	<<locked>>	96%	28906	64%	**59	93%
Bofors RP3 👍	<<locked>>	88%	40393	90%	**59	99%
[Bofors RP7]*	<<locked>>	90%	39769	88%	**80	92%
Hodgdon CFE223	<<locked>>	86%	39827	89%	**69	96%
Hodgdon H380	<<locked>>	87%	39581	88%	**23	95%
[Hodgdon H414]*	<<locked>>	91%	39900	89%	**65	92%
[Hodgdon H4350]*	<<locked>>	96%	39885	89%	**03	91%
Hodgdon Hybrid 100V	<<locked>>	97%	37333	83%	**03	97%
Hodgdon LVR	<<locked>>	93%	39653	88%	**59	95%
Hodgdon VARGET	<<locked>>	87%	40132	89%	**03	97%
IMR 3031	<<locked>>	85%	39523	88%	**39	100%
IMR 4064	<<locked>>	87%	39682	88%	**90	97%
[IMR 4166 Enduron]*	<<locked>>	87%	40118	89%	**57	93%
[IMR 4350]*	<<locked>>	95%	39972	89%	**10	92%
[IMR 4451 Enduron]*	<<locked>>	89%	39798	89%	**80	92%
IMR 4831	<<locked>>	97%	34954	78%	**77	95%
IMR 4895	<<locked>>	84%	39827	89%	**46	98%
Lovex S062	<<locked>>	86%	40089	89%	**10	99%
Lovex S065	<<locked>>	92%	40437	90%	**10	95%
[Lovex S070]*	<<locked>>	94%	40205	89%	**26	93%
Norma 203B	<<locked>>	86%	39958	89%	**43	98%
Norma URP	<<locked>>	96%	40234	89%	**85	96%
Ramshot Big Game	<<locked>>	86%	39755	88%	**62	97%
[Ramshot Hunter]*	<<locked>>	96%	39827	89%	**72	93%
[ReloadSwiss RS 50]*	<<locked>>	87%	40422	90%	**06	94%
ReloadSwiss RS 52	<<locked>>	84%	40147	89%	**02	97%
ReloadSwiss RS 60 👍	<<locked>>	90%	39958	89%	**31	100%
ReloadSwiss RS 62	<<locked>>	97%	40147	89%	**11	96%
[ReloadSwiss RS 70]*	<<locked>>	96%	40335	90%	**02	94%
Rottweil R 902	<<locked>>	84%	39871	89%	**80	99%
Rottweil R 903 👍	<<locked>>	90%	40176	89%	**49	98%
[Rottweil R 907]*	<<locked>>	90%	39769	88%	**80	92%
SNPE Vectan SP 11	<<locked>>	89%	39755	88%	**62	97%
SNPE Vectan Tubal 5000	<<locked>>	87%	40335	90%	**47	100%
[SNPE Vectan Tubal 7000]*	<<locked>>	93%	40059	89%	**70	93%
Shooters World Long Rifle	<<locked>>	92%	40437	90%	**10	95%
Shooters World Precision	<<locked>>	86%	40089	89%	**10	99%
Somchem S355	<<locked>>	89%	40103	89%	**36	98%
Somchem S365	<<locked>>	97%	36564	81%	**59	98%
Vihtavuori N133	<<locked>>	83%	40393	90%	**38	100%
Vihtavuori N135	<<locked>>	90%	40161	89%	**97	100%
Vihtavuori N140	<<locked>>	84%	39972	89%	**87	100%
Vihtavuori N150	<<locked>>	94%	39639	88%	**06	99%
Vihtavuori N160	<<locked>>	93%	40321	90%	**49	96%
Vihtavuori N540	<<locked>>	85%	40408	90%	**20	100%
Vihtavuori N550	<<locked>>	93%	40103	89%	**82	96%
[Vihtavuori N555]*	<<locked>>	97%	30545	68%	**34	93%
Winchester 6.5 StaBALL	<<locked>>	94%	40234	89%	**23	98%
[Winchester 760]*	<<locked>>	91%	39900	89%	**65	92%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AR 2208	<<locked>>	81%	33692	75%	**72	95%
[Accurate 2700]*	<<locked>>	85%	37028	82%	**88	90%
Accurate 4064	<<locked>>	81%	33286	74%	**05	99%
[Accurate 4350]*	<<locked>>	84%	26368	59%	**90	90%
Alliant Power Pro 2000-MR	<<locked>>	81%	35505	79%	**10	95%
Alliant Reloder- TS 15.5	<<locked>>	81%	32430	72%	**85	96%
Alliant Reloder-15	<<locked>>	81%	35143	78%	**41	95%
[Alliant Reloder-16]*	<<locked>>	84%	28543	63%	**13	90%
[Alliant Reloder-17]*	<<locked>>	81%	28152	63%	**33	93%
[Alliant Reloder-23]*	<<locked>>	92%	25672	57%	**60	90%
Bofors RP3	<<locked>>	81%	31749	71%	**85	96%
[Bofors RP7]*	<<locked>>	87%	35911	80%	**08	90%
[Hodgdon CFE223]*	<<locked>>	81%	33431	74%	**31	94%
[Hodgdon H380]*	<<locked>>	81%	32837	73%	**82	93%
[Hodgdon H414]*	<<locked>>	86%	34577	77%	**54	90%
[Hodgdon H4350]*	<<locked>>	94%	36608	81%	**44	90%
[Hodgdon Hybrid 100V]*	<<locked>>	82%	24294	54%	**82	90%
[Hodgdon LVR]*	<<locked>>	83%	29211	65%	**23	90%
Hodgdon VARGET	<<locked>>	81%	33373	74%	**69	95%
IMR 3031	<<locked>>	81%	35360	79%	**57	100%
IMR 4064	<<locked>>	81%	32779	73%	**46	95%
[IMR 4166 Enduron]*	<<locked>>	82%	34026	76%	**36	90%
[IMR 4350]*	<<locked>>	92%	36260	81%	**34	90%
[IMR 4451 Enduron]*	<<locked>>	84%	34548	77%	**75	90%
[IMR 4831]*	<<locked>>	88%	26861	60%	**73	90%
IMR 4895	<<locked>>	81%	35868	80%	**64	96%
Lovex S062	<<locked>>	81%	34693	77%	**08	97%
[Lovex S065]*	<<locked>>	82%	29849	66%	**87	90%
[Lovex S070]*	<<locked>>	88%	33431	74%	**85	90%
Norma 203B	<<locked>>	81%	34534	77%	**34	96%
[Norma URP]*	<<locked>>	84%	27833	62%	**03	90%
Ramshot Big Game	<<locked>>	81%	33968	76%	**34	95%
[Ramshot Hunter]*	<<locked>>	90%	32634	73%	**18	90%
[ReloadSwiss RS 50]*	<<locked>>	81%	33765	75%	**72	91%
ReloadSwiss RS 52	<<locked>>	81%	36042	80%	**16	96%
ReloadSwiss RS 60	<<locked>>	81%	30095	67%	**98	97%
[ReloadSwiss RS 62]*	<<locked>>	86%	28558	64%	**46	90%
[ReloadSwiss RS 70]*	<<locked>>	89%	32329	72%	**21	90%
Rottweil R 902	<<locked>>	81%	36593	81%	**21	98%
Rottweil R 903	<<locked>>	81%	29762	66%	**33	95%
[Rottweil R 907]*	<<locked>>	87%	35911	80%	**08	90%
[SNPE Vectan SP 11]*	<<locked>>	81%	31241	69%	**78	94%
SNPE Vectan Tubal 5000	<<locked>>	81%	33228	74%	**19	100%
[SNPE Vectan Tubal 7000]*	<<locked>>	87%	33011	73%	**39	90%
[Shooters World Long Rifle]*	<<locked>>	82%	29849	66%	**87	90%
Shooters World Precision	<<locked>>	81%	34693	77%	**08	97%
Somchem S355	<<locked>>	81%	31140	69%	**46	95%
[Somchem S365]*	<<locked>>	81%	22524	50%	**72	91%
Vihtavuori N133	<<locked>>	81%	37782	84%	**92	100%
Vihtavuori N135	<<locked>>	81%	30139	67%	**06	100%
Vihtavuori N140	<<locked>>	81%	35868	80%	**11	100%
Vihtavuori N150	<<locked>>	81%	26397	59%	**18	95%
[Vihtavuori N160]*	<<locked>>	82%	27905	62%	**70	90%
Vihtavuori N540	<<locked>>	81%	35708	79%	**31	99%
[Vihtavuori N550]*	<<locked>>	81%	27354	61%	**90	90%
[Vihtavuori N555]*	<<locked>>	92%	26136	58%	**10	90%
[Winchester 6.5 StaBALL]*	<<locked>>	81%	26629	59%	**14	92%
[Winchester 760]*	<<locked>>	86%	34577	77%	**54	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