Load data for 9.3 x 57 + .366 | 247gr | Copper Bear

Recommended Powder(s): Accurate 2495, IMR 3031, Norma 202

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.366 \| 247gr \| Copper Bear
Bullet Weight:	247gr \| 16.0g
Bullet Diameter:	0.366" \| 9.30mm
Bullet Length:	<<locked>>
Caliber:	9.3 x 57 load data
Case Length (l3):	2.224" \| 56.5mm
Cartridge Length (C.O.L.):	<<locked>>
Seated Depth:	<<locked>>
Shank Seated Depth:	<<locked>>
Case Capacity:	63.0 Grains of Water \| 4.09 cm³
Primer Size:	Large Rifle (LR)
Max. allowed Pressure:	43511 psi \| 3000 bar
LID:	LID_B12337_C1256
Last updated:	2026-04-06
Recommended Twist Rate:	1:16 - 1:13

Load data for 116 loads in caliber 9.3 x 57 with .366 | 247gr | Copper Bear bullet and 58 powders such as Accurate 2495, IMR 3031, Norma 202. 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%	38827	89%	**05	93%
[ADI AR 2208]*	<<locked>>	94%	38856	89%	**82	92%
ADI Benchmark 8208	<<locked>>	87%	39088	90%	**85	95%
Accurate 2015	<<locked>>	84%	38406	88%	**59	100%
[Accurate 2230]*	<<locked>>	84%	38972	90%	**75	94%
Accurate 2460	<<locked>>	83%	38450	88%	**82	96%
Accurate 2495 👍	<<locked>>	90%	39015	90%	**51	100%
Accurate 2520	<<locked>>	89%	38711	89%	**38	97%
Accurate 4064	<<locked>>	96%	38783	89%	**54	98%
Alliant AR-Comp	<<locked>>	89%	38856	89%	**47	100%
Alliant Reloder- TS 15.5	<<locked>>	96%	38972	90%	**38	95%
[Alliant Reloder-15]*	<<locked>>	94%	38841	89%	**28	93%
[Baschieri & Pellagri 107]*	<<locked>>	90%	38914	89%	**08	91%
Bofors RP3	<<locked>>	97%	38000	87%	**41	95%
Hodgdon BL-C2	<<locked>>	89%	38667	89%	**44	95%
Hodgdon Benchmark	<<locked>>	85%	38870	89%	**42	96%
Hodgdon H322	<<locked>>	85%	38711	89%	**05	99%
[Hodgdon H4895]*	<<locked>>	89%	38914	89%	**18	94%
[Hodgdon VARGET]*	<<locked>>	94%	38682	89%	**75	92%
IMR 3031 👍	<<locked>>	94%	38754	89%	**60	99%
[IMR 4064]*	<<locked>>	95%	38856	89%	**75	93%
[IMR 4895]*	<<locked>>	93%	38986	90%	**44	94%
IMR 8208 XBR	<<locked>>	87%	39088	90%	**85	95%
Lovex D073.5	<<locked>>	84%	38986	90%	**92	96%
Lovex D073.6	<<locked>>	91%	38711	89%	**38	97%
[Lovex S060]*	<<locked>>	87%	38769	89%	**29	93%
Lovex S062	<<locked>>	94%	39131	90%	**11	95%
Norma 201	<<locked>>	89%	38566	89%	**82	95%
Norma 202 👍	<<locked>>	90%	38711	89%	**11	98%
[Norma 203B]*	<<locked>>	94%	38914	89%	**34	94%
[Ramshot Big Game]*	<<locked>>	94%	39015	90%	**34	93%
[Ramshot Wild Boar]*	<<locked>>	88%	38464	88%	**08	93%
[Ramshot X-Terminator]*	<<locked>>	84%	39015	90%	**65	93%
ReloadSwiss RS 40	<<locked>>	83%	39030	90%	**85	97%
[ReloadSwiss RS 52]*	<<locked>>	92%	39102	90%	**80	92%
ReloadSwiss RS 60	<<locked>>	97%	37710	87%	**54	95%
Rottweil R 901	<<locked>>	86%	38435	88%	**59	97%
Rottweil R 902	<<locked>>	91%	38943	90%	**82	95%
[Rottweil R 903]*	<<locked>>	97%	36027	83%	**95	94%
[SNPE Vectan SP 11]*	<<locked>>	97%	38725	89%	**34	93%
[SNPE Vectan SP 9]*	<<locked>>	91%	39102	90%	**08	93%
SNPE Vectan Tubal 3000	<<locked>>	88%	39015	90%	**29	98%
SNPE Vectan Tubal 5000	<<locked>>	95%	38856	89%	**49	99%
Shooters World Match Rifle	<<locked>>	91%	38711	89%	**38	97%
Shooters World Precision	<<locked>>	94%	39131	90%	**11	95%
Somchem S321	<<locked>>	85%	38725	89%	**08	96%
Somchem S335	<<locked>>	89%	38928	89%	**52	99%
[Somchem S341]*	<<locked>>	89%	38682	89%	**88	93%
[Somchem S355]*	<<locked>>	97%	37724	87%	**08	94%
Vihtavuori N130	<<locked>>	84%	38595	89%	**26	100%
Vihtavuori N133	<<locked>>	91%	38783	89%	**46	100%
Vihtavuori N135	<<locked>>	97%	35824	82%	**65	99%
Vihtavuori N140	<<locked>>	93%	38783	89%	**98	98%
[Vihtavuori N150]*	<<locked>>	97%	32213	74%	**77	93%
Vihtavuori N530	<<locked>>	86%	39160	90%	**98	95%
Vihtavuori N540	<<locked>>	93%	38972	90%	**21	98%
Winchester 748	<<locked>>	86%	38870	89%	**41	96%
[Winchester StaBALL Match]*	<<locked>>	84%	39001	90%	**24	94%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AR 2206H]*	<<locked>>	82%	31082	71%	**44	90%
[ADI AR 2208]*	<<locked>>	90%	34127	78%	**90	90%
[ADI Benchmark 8208]*	<<locked>>	81%	32358	74%	**54	93%
Accurate 2015	<<locked>>	81%	34795	80%	**93	99%
[Accurate 2230]*	<<locked>>	81%	35288	81%	**06	93%
Accurate 2460	<<locked>>	81%	35810	82%	**29	95%
Accurate 2495	<<locked>>	81%	29196	67%	**60	98%
[Accurate 2520]*	<<locked>>	81%	29501	68%	**51	94%
[Accurate 4064]*	<<locked>>	81%	24801	57%	**46	93%
Alliant AR-Comp	<<locked>>	81%	30342	70%	**77	100%
[Alliant Reloder- TS 15.5]*	<<locked>>	86%	28572	66%	**14	90%
[Alliant Reloder-15]*	<<locked>>	88%	32924	76%	**06	90%
[Baschieri & Pellagri 107]*	<<locked>>	87%	36230	83%	**56	90%
[Bofors RP3]*	<<locked>>	87%	28065	64%	**24	90%
[Hodgdon BL-C2]*	<<locked>>	81%	30081	69%	**64	91%
[Hodgdon Benchmark]*	<<locked>>	81%	35012	80%	**64	94%
Hodgdon H322	<<locked>>	81%	33591	77%	**06	97%
[Hodgdon H4895]*	<<locked>>	81%	30458	70%	**41	91%
[Hodgdon VARGET]*	<<locked>>	90%	33953	78%	**80	90%
IMR 3031	<<locked>>	81%	27137	62%	**01	96%
[IMR 4064]*	<<locked>>	89%	32779	75%	**57	90%
[IMR 4895]*	<<locked>>	85%	30719	71%	**73	90%
[IMR 8208 XBR]*	<<locked>>	81%	32358	74%	**54	93%
Lovex D073.5	<<locked>>	81%	35302	81%	**26	95%
[Lovex D073.6]*	<<locked>>	81%	27862	64%	**11	93%
[Lovex S060]*	<<locked>>	81%	32184	74%	**01	91%
[Lovex S062]*	<<locked>>	82%	27412	63%	**59	90%
[Norma 201]*	<<locked>>	81%	30226	69%	**05	92%
Norma 202	<<locked>>	81%	29689	68%	**24	95%
[Norma 203B]*	<<locked>>	87%	31154	72%	**73	90%
[Ramshot Big Game]*	<<locked>>	89%	33910	78%	**26	90%
[Ramshot Wild Boar]*	<<locked>>	82%	31705	73%	**64	90%
[Ramshot X-Terminator]*	<<locked>>	81%	35143	81%	**87	92%
ReloadSwiss RS 40	<<locked>>	81%	36143	83%	**33	96%
[ReloadSwiss RS 52]*	<<locked>>	88%	34360	79%	**78	90%
[ReloadSwiss RS 60]*	<<locked>>	88%	29501	68%	**54	90%
Rottweil R 901	<<locked>>	81%	34084	78%	**70	96%
[Rottweil R 902]*	<<locked>>	81%	29066	67%	**72	91%
[Rottweil R 903]*	<<locked>>	90%	29037	67%	**41	90%
[SNPE Vectan SP 11]*	<<locked>>	92%	33620	77%	**23	90%
[SNPE Vectan SP 9]*	<<locked>>	83%	31488	72%	**51	90%
SNPE Vectan Tubal 3000	<<locked>>	81%	32213	74%	**01	96%
[SNPE Vectan Tubal 5000]*	<<locked>>	81%	26295	60%	**83	94%
[Shooters World Match Rifle]*	<<locked>>	81%	27862	64%	**11	93%
[Shooters World Precision]*	<<locked>>	82%	27412	63%	**59	90%
[Somchem S321]*	<<locked>>	81%	34127	78%	**16	94%
Somchem S335	<<locked>>	81%	31430	72%	**05	97%
[Somchem S341]*	<<locked>>	83%	32271	74%	**57	90%
[Somchem S355]*	<<locked>>	89%	29820	69%	**37	90%
Vihtavuori N130	<<locked>>	81%	35679	82%	**73	100%
Vihtavuori N133	<<locked>>	81%	29892	69%	**72	98%
[Vihtavuori N135]*	<<locked>>	81%	23322	54%	**67	94%
[Vihtavuori N140]*	<<locked>>	81%	27963	64%	**69	94%
[Vihtavuori N150]*	<<locked>>	90%	26571	61%	**39	90%
[Vihtavuori N530]*	<<locked>>	81%	33417	77%	**87	93%
[Vihtavuori N540]*	<<locked>>	81%	27702	64%	**82	94%
[Winchester 748]*	<<locked>>	81%	33025	76%	**19	94%
[Winchester StaBALL Match]*	<<locked>>	81%	34766	80%	**46	93%

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