Load data for 9.3 x 66 Sako (370 Sako Mag) + .366 | 193gr | H&N FN HS

Recommended Powder(s):

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.366 \| 193gr \| H&N FN HS
Bullet Weight:	193gr \| 12.5g
Bullet Diameter:	0.366" \| 9.30mm
Bullet Length:	0.807" \| 20.5mm
Caliber:	9.3 x 66 Sako (370 Sako Mag) load data
Case Length (l3):	2.590" \| 65.8mm
Cartridge Length (C.O.L.):	3.255" \| 82.7mm
Seated Depth:	0.142" \| 3.6mm
Shank Seated Depth:	0.122" \| 3.1mm
Case Capacity:	81.0 Grains of Water \| 5.26 cm³
Primer Size:	Large Rifle (LR)
Max. allowed Pressure:	60191 psi \| 4150 bar
LID:	LID_B7492_C1263
Last updated:	2025-01-01

Load data for 156 loads in caliber 9.3 x 66 Sako (370 Sako Mag) with .366 | 193gr | H&N FN HS bullet and 78 powder(s). 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>>	97%	51866	86%	**40	97%
ADI AR 2207	<<locked>>	86%	53911	90%	**67	100%
[ADI AR 2208]*	<<locked>>	97%	43801	73%	**76	94%
ADI AR 2219	<<locked>>	88%	53461	89%	**49	100%
Accurate 2015	<<locked>>	95%	54099	90%	**13	100%
Accurate 2200	<<locked>>	95%	54114	90%	**27	96%
Accurate 2230	<<locked>>	92%	54012	90%	**30	98%
Accurate 2460 👍	<<locked>>	92%	53925	90%	**43	99%
Accurate 2495	<<locked>>	97%	49139	82%	**27	100%
Accurate 2520	<<locked>>	97%	52968	88%	**72	100%
Accurate 4064	<<locked>>	97%	40118	67%	**72	99%
Alliant AR-Comp	<<locked>>	97%	52620	87%	**59	100%
Alliant Reloder- TS 15.5	<<locked>>	97%	41292	69%	**72	96%
Alliant Reloder-10x	<<locked>>	92%	53882	90%	**23	100%
Alliant Reloder-15	<<locked>>	97%	45585	76%	**51	95%
[Alliant Reloder-17]*	<<locked>>	97%	36608	61%	**07	92%
Alliant Reloder-7	<<locked>>	85%	54056	90%	**64	100%
Baschieri & Pellagri 106	<<locked>>	89%	53548	89%	**41	100%
Baschieri & Pellagri 107	<<locked>>	97%	51561	86%	**49	96%
Hodgdon BL-C2	<<locked>>	96%	53751	89%	**02	99%
Hodgdon Benchmark	<<locked>>	94%	53867	89%	**04	99%
Hodgdon CFE BLK	<<locked>>	86%	54085	90%	**71	99%
[Hodgdon CFE223]*	<<locked>>	97%	45078	75%	**58	94%
Hodgdon H322 👍	<<locked>>	94%	53838	89%	**63	100%
Hodgdon H335	<<locked>>	89%	53824	89%	**63	100%
[Hodgdon H380]*	<<locked>>	97%	43134	72%	**89	93%
Hodgdon H4198	<<locked>>	87%	53563	89%	**58	100%
[Hodgdon VARGET]*	<<locked>>	97%	42946	71%	**53	94%
Hodgdon TrailBoss	<<locked>>	96%	31125	52%	**39	100%
IMR 3031	<<locked>>	97%	44773	74%	**71	100%
[IMR 4064]*	<<locked>>	97%	42119	70%	**33	94%
IMR 4198	<<locked>>	91%	53838	89%	**71	100%
IMR 4895	<<locked>>	97%	46760	78%	**97	96%
IMR 8208 XBR	<<locked>>	96%	53664	89%	**49	99%
Lovex D073.4	<<locked>>	91%	53635	89%	**23	99%
Lovex D073.5 👍	<<locked>>	92%	53693	89%	**43	99%
Lovex D073.6	<<locked>>	97%	49472	82%	**17	99%
Lovex S060	<<locked>>	97%	53403	89%	**94	97%
Lovex S062	<<locked>>	97%	44483	74%	**08	97%
Norma 200	<<locked>>	88%	54012	90%	**04	100%
Norma 201	<<locked>>	97%	49719	83%	**84	98%
Norma 202	<<locked>>	97%	50256	83%	**07	100%
Norma 203B	<<locked>>	97%	44686	74%	**41	96%
Ramshot Big Game	<<locked>>	97%	45281	75%	**64	95%
Ramshot TAC	<<locked>>	95%	54056	90%	**33	95%
Ramshot Wild Boar	<<locked>>	96%	53824	89%	**82	97%
Ramshot X-Terminator	<<locked>>	93%	53606	89%	**13	97%
ReloadSwiss RS 14	<<locked>>	96%	30676	51%	**72	100%
ReloadSwiss RS 40 👍	<<locked>>	92%	53940	90%	**43	99%
ReloadSwiss RS 52	<<locked>>	97%	43062	72%	**58	97%
[ReloadSwiss RS 60]*	<<locked>>	97%	35752	59%	**90	92%
Rottweil R 901 👍	<<locked>>	97%	53403	89%	**30	100%
Rottweil R 902	<<locked>>	97%	46543	77%	**25	97%
[Rottweil R 903]*	<<locked>>	97%	37043	62%	**90	94%
SNPE Vectan BA6 1/2	<<locked>>	86%	54041	90%	**08	100%
SNPE Vectan SP 10	<<locked>>	88%	53505	89%	**49	100%
[SNPE Vectan SP 11]*	<<locked>>	97%	40524	67%	**76	94%
SNPE Vectan SP 7	<<locked>>	97%	53185	88%	**33	95%
SNPE Vectan SP 9	<<locked>>	97%	50183	83%	**10	97%
SNPE Vectan Tubal 3000	<<locked>>	97%	53751	89%	**71	100%
SNPE Vectan Tubal 5000	<<locked>>	97%	43352	72%	**10	99%
Shooters World Match Rifle	<<locked>>	97%	49472	82%	**17	99%
Shooters World Precision	<<locked>>	97%	44483	74%	**08	97%
Shooters World Tactical Rifle	<<locked>>	90%	53577	89%	**00	98%
Somchem S321	<<locked>>	93%	53853	89%	**66	99%
Somchem S335	<<locked>>	97%	51721	86%	**61	100%
Somchem S341	<<locked>>	97%	52808	88%	**30	97%
[Somchem S355]*	<<locked>>	97%	39131	65%	**17	94%
Vihtavuori N120	<<locked>>	88%	53882	90%	**08	100%
Vihtavuori N130	<<locked>>	94%	53867	89%	**61	100%
Vihtavuori N133	<<locked>>	97%	49037	81%	**08	100%
Vihtavuori N135	<<locked>>	97%	36796	61%	**57	99%
Vihtavuori N140	<<locked>>	97%	46891	78%	**25	99%
[Vihtavuori N150]*	<<locked>>	97%	32866	55%	**52	94%
Vihtavuori N530	<<locked>>	94%	53954	90%	**66	99%
Vihtavuori N540	<<locked>>	97%	46398	77%	**48	99%
Winchester 748	<<locked>>	94%	53476	89%	**02	99%
Winchester StaBALL Match	<<locked>>	91%	53722	89%	**89	98%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AR 2206H]*	<<locked>>	82%	31067	52%	**07	90%
ADI AR 2207	<<locked>>	81%	45759	76%	**40	100%
[ADI AR 2208]*	<<locked>>	89%	33272	55%	**39	90%
ADI AR 2219	<<locked>>	81%	40669	68%	**36	99%
Accurate 2015	<<locked>>	81%	34214	57%	**59	99%
[Accurate 2200]*	<<locked>>	84%	35752	59%	**72	90%
[Accurate 2230]*	<<locked>>	81%	35810	60%	**95	94%
Accurate 2460	<<locked>>	81%	35360	59%	**05	95%
Accurate 2495	<<locked>>	81%	27064	45%	**61	97%
[Accurate 2520]*	<<locked>>	81%	29385	49%	**03	94%
[Accurate 4064]*	<<locked>>	81%	22495	37%	**06	91%
Alliant AR-Comp	<<locked>>	81%	30211	50%	**46	100%
[Alliant Reloder- TS 15.5]*	<<locked>>	86%	28718	48%	**70	90%
Alliant Reloder-10x	<<locked>>	81%	38000	63%	**54	100%
[Alliant Reloder-15]*	<<locked>>	87%	32866	55%	**75	90%
[Alliant Reloder-17]*	<<locked>>	94%	33576	56%	**28	90%
Alliant Reloder-7	<<locked>>	81%	46731	78%	**56	100%
Baschieri & Pellagri 106	<<locked>>	81%	41423	69%	**48	99%
[Baschieri & Pellagri 107]*	<<locked>>	86%	35157	58%	**15	90%
[Hodgdon BL-C2]*	<<locked>>	81%	29994	50%	**20	91%
Hodgdon Benchmark	<<locked>>	81%	34708	58%	**36	95%
Hodgdon CFE BLK	<<locked>>	81%	45643	76%	**30	97%
[Hodgdon CFE223]*	<<locked>>	91%	36434	61%	**74	90%
Hodgdon H322	<<locked>>	81%	34098	57%	**92	98%
Hodgdon H335	<<locked>>	81%	40161	67%	**23	98%
[Hodgdon H380]*	<<locked>>	93%	37072	62%	**54	90%
Hodgdon H4198	<<locked>>	81%	44309	74%	**03	99%
[Hodgdon VARGET]*	<<locked>>	89%	33504	56%	**43	90%
Hodgdon TrailBoss	<<locked>>	86%	26542	44%	**44	100%
IMR 3031	<<locked>>	81%	26208	44%	**28	95%
[IMR 4064]*	<<locked>>	89%	32735	54%	**23	90%
IMR 4198	<<locked>>	81%	39943	66%	**44	100%
[IMR 4895]*	<<locked>>	85%	30792	51%	**30	90%
[IMR 8208 XBR]*	<<locked>>	81%	32314	54%	**16	93%
Lovex D073.4	<<locked>>	81%	37173	62%	**31	96%
Lovex D073.5	<<locked>>	81%	35186	58%	**95	95%
[Lovex D073.6]*	<<locked>>	81%	27311	45%	**44	93%
[Lovex S060]*	<<locked>>	81%	31966	53%	**54	91%
[Lovex S062]*	<<locked>>	83%	27470	46%	**05	90%
Norma 200	<<locked>>	81%	42525	71%	**23	100%
[Norma 201]*	<<locked>>	81%	29095	48%	**34	91%
Norma 202	<<locked>>	81%	29196	49%	**61	95%
[Norma 203B]*	<<locked>>	87%	31198	52%	**39	90%
[Ramshot Big Game]*	<<locked>>	88%	33112	55%	**85	90%
[Ramshot TAC]*	<<locked>>	87%	39668	66%	**67	90%
[Ramshot Wild Boar]*	<<locked>>	81%	31488	52%	**23	90%
[Ramshot X-Terminator]*	<<locked>>	81%	35766	59%	**69	92%
ReloadSwiss RS 14	<<locked>>	83%	25121	42%	**54	100%
ReloadSwiss RS 40	<<locked>>	81%	36811	61%	**35	96%
[ReloadSwiss RS 52]*	<<locked>>	84%	27427	46%	**64	90%
[ReloadSwiss RS 60]*	<<locked>>	94%	32387	54%	**95	90%
Rottweil R 901	<<locked>>	81%	31763	53%	**07	95%
[Rottweil R 902]*	<<locked>>	81%	27485	46%	**85	90%
[Rottweil R 903]*	<<locked>>	90%	28805	48%	**84	90%
SNPE Vectan BA6 1/2	<<locked>>	81%	47442	79%	**23	100%
SNPE Vectan SP 10	<<locked>>	81%	41249	69%	**43	98%
[SNPE Vectan SP 11]*	<<locked>>	90%	32706	54%	**79	90%
[SNPE Vectan SP 7]*	<<locked>>	87%	37101	62%	**31	90%
[SNPE Vectan SP 9]*	<<locked>>	83%	31589	52%	**16	90%
SNPE Vectan Tubal 3000	<<locked>>	81%	31618	53%	**51	96%
[SNPE Vectan Tubal 5000]*	<<locked>>	81%	25338	42%	**97	94%
[Shooters World Match Rifle]*	<<locked>>	81%	27311	45%	**44	93%
[Shooters World Precision]*	<<locked>>	83%	27470	46%	**05	90%
Shooters World Tactical Rifle	<<locked>>	81%	39276	65%	**41	95%
[Somchem S321]*	<<locked>>	81%	34229	57%	**85	94%
Somchem S335	<<locked>>	81%	30661	51%	**48	96%
[Somchem S341]*	<<locked>>	83%	31633	53%	**10	90%
[Somchem S355]*	<<locked>>	89%	29733	49%	**90	90%
Vihtavuori N120	<<locked>>	81%	42482	71%	**44	100%
Vihtavuori N130	<<locked>>	81%	35592	59%	**46	100%
Vihtavuori N133	<<locked>>	81%	29327	49%	**11	98%
[Vihtavuori N135]*	<<locked>>	81%	21611	36%	**38	93%
[Vihtavuori N140]*	<<locked>>	81%	27267	45%	**95	94%
[Vihtavuori N150]*	<<locked>>	91%	26542	44%	**75	90%
[Vihtavuori N530]*	<<locked>>	81%	33779	56%	**72	94%
[Vihtavuori N540]*	<<locked>>	81%	26774	44%	**98	93%
[Winchester 748]*	<<locked>>	81%	33446	56%	**02	94%
[Winchester StaBALL Match]*	<<locked>>	81%	35621	59%	**41	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