Load data for 9.3 x 57 + .366 | 258gr | RWS Speed Tip Pro

Recommended Powder(s): Accurate 2495, Alliant AR-Comp, Hodgdon H322, IMR 3031

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.366 \| 258gr \| RWS Speed Tip Pro
Manufacturer SKU:	2416963
Bullet Weight:	258gr \| 16.7g
Bullet Diameter:	0.366" \| 9.30mm
Bullet Length:	1.437" \| 36.5mm
Caliber:	9.3 x 57 load data
Case Length (l3):	2.224" \| 56.5mm
Cartridge Length (C.O.L.):	3.180" \| 80.8mm
Seated Depth:	0.481" \| 12.2mm
Shank Seated Depth:	0.245" \| 6.2mm
Case Capacity:	63.0 Grains of Water \| 4.09 cm³
Primer Size:	Large Rifle (LR)
Max. allowed Pressure:	43511 psi \| 3000 bar
LID:	LID_B10964_C1256
Last updated:	2025-11-04
Recommended Twist Rate:	1:14 - 1:12

Load data for 116 loads in caliber 9.3 x 57 with .366 | 258gr | RWS Speed Tip Pro bullet and 58 powders such as Accurate 2495, Alliant AR-Comp, Hodgdon H322, 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>>	91%	38783	89%	**52	94%
[ADI AR 2208]*	<<locked>>	97%	38943	89%	**26	92%
Accurate 2015	<<locked>>	87%	38537	89%	**10	100%
[Accurate 2200]*	<<locked>>	89%	38885	89%	**03	91%
Accurate 2230	<<locked>>	86%	38479	88%	**16	95%
Accurate 2460	<<locked>>	86%	38522	89%	**33	96%
Accurate 2495 👍	<<locked>>	93%	38276	88%	**92	100%
Accurate 2520	<<locked>>	91%	38174	88%	**78	97%
Accurate 4064	<<locked>>	97%	35360	81%	**42	98%
Alliant AR-Comp 👍	<<locked>>	91%	38363	88%	**82	100%
[Alliant Reloder- TS 15.5]*	<<locked>>	96%	36129	83%	**29	94%
Alliant Reloder-10x	<<locked>>	84%	39044	90%	**26	100%
[Alliant Reloder-15]*	<<locked>>	96%	39102	90%	**82	93%
[Baschieri & Pellagri 107]*	<<locked>>	92%	38856	89%	**56	92%
Hodgdon BL-C2	<<locked>>	91%	38754	89%	**92	95%
Hodgdon Benchmark	<<locked>>	87%	38653	89%	**83	96%
Hodgdon H322 👍	<<locked>>	88%	38870	89%	**52	99%
[Hodgdon VARGET]*	<<locked>>	97%	38696	89%	**19	92%
IMR 3031 👍	<<locked>>	96%	39073	90%	**11	99%
[IMR 4064]*	<<locked>>	97%	37710	87%	**03	92%
[IMR 4895]*	<<locked>>	95%	38464	88%	**85	94%
IMR 8208 XBR	<<locked>>	90%	39030	90%	**33	95%
Lovex D073.4	<<locked>>	85%	38740	89%	**23	96%
Lovex D073.5	<<locked>>	87%	38827	89%	**39	97%
Lovex D073.6	<<locked>>	94%	38682	89%	**82	97%
[Lovex S060]*	<<locked>>	90%	38653	89%	**77	94%
Lovex S062	<<locked>>	96%	38870	89%	**56	96%
Norma 201	<<locked>>	93%	39030	90%	**39	96%
Norma 202	<<locked>>	92%	38624	89%	**56	98%
[Norma 203B]*	<<locked>>	97%	39001	90%	**85	94%
[Ramshot Big Game]*	<<locked>>	96%	38609	89%	**69	93%
[Ramshot Wild Boar]*	<<locked>>	90%	38667	89%	**56	93%
[Ramshot X-Terminator]*	<<locked>>	86%	38537	89%	**00	93%
ReloadSwiss RS 40	<<locked>>	86%	38885	89%	**33	97%
ReloadSwiss RS 52	<<locked>>	97%	38058	87%	**98	96%
Rottweil R 901	<<locked>>	89%	38479	88%	**16	98%
Rottweil R 902	<<locked>>	94%	38609	89%	**23	95%
[Rottweil R 903]*	<<locked>>	97%	32793	75%	**83	93%
[SNPE Vectan SP 11]*	<<locked>>	97%	36260	83%	**29	92%
[SNPE Vectan SP 9]*	<<locked>>	92%	38609	89%	**46	93%
SNPE Vectan Tubal 3000	<<locked>>	90%	39160	90%	**80	98%
SNPE Vectan Tubal 5000	<<locked>>	96%	38145	88%	**83	99%
Shooters World Match Rifle	<<locked>>	94%	38682	89%	**82	97%
Shooters World Precision	<<locked>>	96%	38870	89%	**56	96%
Shooters World Tactical Rifle	<<locked>>	83%	38769	89%	**90	95%
Somchem S321	<<locked>>	88%	39102	90%	**62	96%
Somchem S335	<<locked>>	91%	39073	90%	**00	99%
[Somchem S341]*	<<locked>>	91%	38624	89%	**36	93%
[Somchem S355]*	<<locked>>	97%	34403	79%	**90	93%
Vihtavuori N130	<<locked>>	86%	38493	88%	**70	100%
Vihtavuori N133	<<locked>>	92%	38609	89%	**90	100%
Vihtavuori N135	<<locked>>	97%	33156	76%	**64	99%
Vihtavuori N140	<<locked>>	94%	38159	88%	**33	98%
[Vihtavuori N150]*	<<locked>>	97%	29762	68%	**75	92%
Vihtavuori N530	<<locked>>	88%	38943	90%	**46	96%
Vihtavuori N540	<<locked>>	95%	38363	88%	**56	98%
Winchester 748	<<locked>>	88%	38986	90%	**85	96%
[Winchester StaBALL Match]*	<<locked>>	86%	38566	89%	**65	94%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AR 2206H]*	<<locked>>	84%	30472	70%	**85	90%
[ADI AR 2208]*	<<locked>>	92%	33939	78%	**31	90%
Accurate 2015	<<locked>>	81%	31749	73%	**88	99%
[Accurate 2200]*	<<locked>>	86%	35882	82%	**47	90%
[Accurate 2230]*	<<locked>>	81%	32445	75%	**01	92%
[Accurate 2460]*	<<locked>>	81%	32416	75%	**21	94%
Accurate 2495	<<locked>>	81%	25556	59%	**39	97%
[Accurate 2520]*	<<locked>>	81%	26614	61%	**42	93%
[Accurate 4064]*	<<locked>>	81%	21582	50%	**27	92%
Alliant AR-Comp	<<locked>>	81%	27978	64%	**78	100%
[Alliant Reloder- TS 15.5]*	<<locked>>	88%	27847	64%	**52	90%
Alliant Reloder-10x	<<locked>>	81%	35128	81%	**57	100%
[Alliant Reloder-15]*	<<locked>>	90%	32474	75%	**51	90%
[Baschieri & Pellagri 107]*	<<locked>>	89%	35259	81%	**87	90%
[Hodgdon BL-C2]*	<<locked>>	81%	27427	63%	**52	90%
[Hodgdon Benchmark]*	<<locked>>	81%	32430	75%	**65	94%
Hodgdon H322	<<locked>>	81%	31488	72%	**08	97%
[Hodgdon VARGET]*	<<locked>>	92%	33562	77%	**24	90%
IMR 3031	<<locked>>	81%	24685	57%	**96	95%
[IMR 4064]*	<<locked>>	91%	32068	74%	**95	90%
[IMR 4895]*	<<locked>>	87%	29979	69%	**11	90%
[IMR 8208 XBR]*	<<locked>>	81%	29936	69%	**55	92%
Lovex D073.4	<<locked>>	81%	33982	78%	**37	95%
[Lovex D073.5]*	<<locked>>	81%	32126	74%	**14	94%
[Lovex D073.6]*	<<locked>>	81%	25222	58%	**06	92%
[Lovex S060]*	<<locked>>	82%	30516	70%	**16	90%
[Lovex S062]*	<<locked>>	84%	26861	62%	**03	90%
[Norma 201]*	<<locked>>	81%	27601	63%	**03	91%
[Norma 202]*	<<locked>>	81%	26948	62%	**16	94%
[Norma 203B]*	<<locked>>	89%	30661	70%	**18	90%
[Ramshot Big Game]*	<<locked>>	91%	33054	76%	**57	90%
[Ramshot Wild Boar]*	<<locked>>	83%	30995	71%	**05	90%
[Ramshot X-Terminator]*	<<locked>>	81%	32866	76%	**91	91%
ReloadSwiss RS 40	<<locked>>	81%	33779	78%	**34	95%
[ReloadSwiss RS 52]*	<<locked>>	86%	27021	62%	**52	90%
Rottweil R 901	<<locked>>	81%	30821	71%	**65	95%
[Rottweil R 902]*	<<locked>>	82%	26701	61%	**77	90%
[Rottweil R 903]*	<<locked>>	92%	28485	65%	**82	90%
[SNPE Vectan SP 11]*	<<locked>>	94%	32938	76%	**60	90%
[SNPE Vectan SP 9]*	<<locked>>	85%	30922	71%	**91	90%
SNPE Vectan Tubal 3000	<<locked>>	81%	29675	68%	**03	95%
[SNPE Vectan Tubal 5000]*	<<locked>>	81%	24091	55%	**85	93%
[Shooters World Match Rifle]*	<<locked>>	81%	25222	58%	**06	92%
[Shooters World Precision]*	<<locked>>	84%	26861	62%	**03	90%
[Shooters World Tactical Rifle]*	<<locked>>	81%	35708	82%	**37	94%
[Somchem S321]*	<<locked>>	81%	31386	72%	**11	93%
Somchem S335	<<locked>>	81%	28950	67%	**09	96%
[Somchem S341]*	<<locked>>	85%	31691	73%	**98	90%
[Somchem S355]*	<<locked>>	91%	29269	67%	**85	90%
Vihtavuori N130	<<locked>>	81%	33228	76%	**78	99%
Vihtavuori N133	<<locked>>	81%	27369	63%	**73	97%
[Vihtavuori N135]*	<<locked>>	81%	20885	48%	**62	93%
[Vihtavuori N140]*	<<locked>>	81%	25411	58%	**60	93%
[Vihtavuori N150]*	<<locked>>	92%	25889	59%	**80	90%
[Vihtavuori N530]*	<<locked>>	81%	30893	71%	**88	93%
[Vihtavuori N540]*	<<locked>>	81%	25193	58%	**77	93%
[Winchester 748]*	<<locked>>	81%	30487	70%	**14	93%
[Winchester StaBALL Match]*	<<locked>>	81%	32329	74%	**37	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