Load data for .350 Mag. Rigby + .357 | 180gr | H&N KS HS

Recommended Powder(s): Accurate 4064, IMR 3031

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.357 \| 180gr \| H&N KS HS
Bullet Weight:	180gr \| 11.7g
Bullet Diameter:	0.357" \| 9.07mm
Bullet Length:	0.750" \| 19.0mm
Caliber:	.350 Mag. Rigby load data
Case Length (l3):	2.750" \| 69.8mm
Cartridge Length (C.O.L.):	3.358" \| 85.3mm
Seated Depth:	0.142" \| 3.6mm
Shank Seated Depth:	0.122" \| 3.1mm
Case Capacity:	91.1 Grains of Water \| 5.92 cm³
Primer Size:	Large Rifle Magnum (LRM)
Max. allowed Pressure:	44962 psi \| 3100 bar
LID:	LID_B7487_C501
Last updated:	2025-01-01

Load data for 116 loads in caliber .350 Mag. Rigby with .357 | 180gr | H&N KS HS bullet and 58 powders such as Accurate 4064, 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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Min z (%)
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Max FR*
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Barrel Length (cm)
Safety Buffer (%)
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Use the Personalized Load Calculator to customize loads to your own specific requirements. Find more details in the help section.

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.

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>>	85%	40132	89%	**35	95%
[ADI AR 2208]*	<<locked>>	90%	40205	89%	**12	94%
[Accurate 2200]*	<<locked>>	83%	40016	89%	**89	93%
Accurate 2495	<<locked>>	87%	40147	89%	**67	100%
Accurate 2520	<<locked>>	85%	39987	89%	**51	98%
Accurate 4064 👍	<<locked>>	92%	39943	89%	**64	99%
Alliant AR-Comp	<<locked>>	85%	39900	89%	**51	100%
Alliant Reloder- TS 15.5	<<locked>>	92%	40132	89%	**54	96%
Alliant Reloder-15	<<locked>>	89%	39987	89%	**54	95%
Alliant Reloder-17	<<locked>>	96%	40451	90%	**30	96%
[Baschieri & Pellagri 107]*	<<locked>>	86%	40379	90%	**44	94%
Hodgdon BL-C2	<<locked>>	85%	40147	89%	**71	97%
[Hodgdon CFE223]*	<<locked>>	90%	40219	89%	**84	94%
[Hodgdon H380]*	<<locked>>	91%	40030	89%	**31	93%
[Hodgdon Hybrid 100V]*	<<locked>>	97%	33040	73%	**84	92%
[Hodgdon LVR]*	<<locked>>	97%	40001	89%	**71	92%
[Hodgdon VARGET]*	<<locked>>	91%	40016	89%	**12	94%
Hodgdon TrailBoss	<<locked>>	97%	31894	71%	**57	100%
IMR 3031 👍	<<locked>>	89%	40234	89%	**84	100%
IMR 4064	<<locked>>	92%	40277	90%	**15	95%
IMR 4895	<<locked>>	89%	40408	90%	**81	96%
IMR 8208 XBR	<<locked>>	84%	40089	89%	**08	97%
Lovex D073.6	<<locked>>	87%	40248	90%	**54	98%
Lovex S060	<<locked>>	85%	40161	89%	**66	95%
Lovex S062	<<locked>>	90%	40393	90%	**35	97%
[Lovex S065]*	<<locked>>	96%	39972	89%	**05	92%
Norma 201	<<locked>>	87%	40321	90%	**18	97%
Norma 202	<<locked>>	86%	40030	89%	**28	99%
Norma 203B	<<locked>>	90%	40205	89%	**64	95%
Ramshot Big Game	<<locked>>	90%	40263	90%	**67	95%
[Ramshot TAC]*	<<locked>>	84%	40176	89%	**99	92%
Ramshot Wild Boar	<<locked>>	84%	40451	90%	**48	95%
ReloadSwiss RS 14	<<locked>>	97%	31705	71%	**96	100%
ReloadSwiss RS 52	<<locked>>	91%	39972	89%	**97	97%
ReloadSwiss RS 60	<<locked>>	96%	39943	89%	**23	96%
Rottweil R 901	<<locked>>	85%	40335	90%	**08	99%
Rottweil R 902	<<locked>>	88%	40219	89%	**08	97%
Rottweil R 903	<<locked>>	95%	40335	90%	**64	96%
SNPE Vectan SP 11	<<locked>>	92%	40103	89%	**77	95%
[SNPE Vectan SP 7]*	<<locked>>	86%	40364	90%	**18	93%
SNPE Vectan SP 9	<<locked>>	86%	40321	90%	**31	95%
SNPE Vectan Tubal 3000	<<locked>>	85%	40016	89%	**49	99%
SNPE Vectan Tubal 5000	<<locked>>	91%	40379	90%	**59	99%
[Shooters World Long Rifle]*	<<locked>>	96%	39972	89%	**05	92%
Shooters World Match Rifle	<<locked>>	87%	40248	90%	**54	98%
Shooters World Precision	<<locked>>	90%	40393	90%	**35	97%
Somchem S335	<<locked>>	86%	40408	90%	**72	99%
Somchem S341	<<locked>>	85%	40045	89%	**18	95%
Somchem S355	<<locked>>	93%	40205	89%	**44	96%
[Somchem S365]*	<<locked>>	97%	31575	70%	**07	93%
Vihtavuori N133	<<locked>>	87%	40103	89%	**56	100%
Vihtavuori N135	<<locked>>	95%	40306	90%	**28	100%
Vihtavuori N140	<<locked>>	88%	40335	90%	**15	99%
Vihtavuori N150	<<locked>>	97%	37739	84%	**66	97%
[Vihtavuori N160]*	<<locked>>	97%	40379	90%	**48	93%
Vihtavuori N540	<<locked>>	89%	40190	89%	**31	99%
[Vihtavuori N550]*	<<locked>>	97%	40306	90%	**90	93%
Winchester 6.5 StaBALL	<<locked>>	97%	39813	89%	**05	96%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AR 2206H]*	<<locked>>	81%	34200	76%	**97	93%
[ADI AR 2208]*	<<locked>>	83%	31227	69%	**85	90%
[Accurate 2200]*	<<locked>>	81%	36883	82%	**13	92%
Accurate 2495	<<locked>>	81%	31517	70%	**71	99%
Accurate 2520	<<locked>>	81%	34243	76%	**20	97%
Accurate 4064	<<locked>>	81%	26208	58%	**10	95%
Alliant AR-Comp	<<locked>>	81%	34940	78%	**46	100%
[Alliant Reloder- TS 15.5]*	<<locked>>	81%	27499	61%	**26	91%
[Alliant Reloder-15]*	<<locked>>	81%	30429	68%	**02	90%
[Alliant Reloder-17]*	<<locked>>	88%	30705	68%	**61	90%
[Baschieri & Pellagri 107]*	<<locked>>	81%	33620	75%	**84	91%
Hodgdon BL-C2	<<locked>>	81%	34606	77%	**40	95%
[Hodgdon CFE223]*	<<locked>>	85%	33083	74%	**00	90%
[Hodgdon H380]*	<<locked>>	86%	33939	75%	**87	90%
[Hodgdon Hybrid 100V]*	<<locked>>	93%	29225	65%	**75	90%
[Hodgdon LVR]*	<<locked>>	93%	35476	79%	**56	90%
[Hodgdon VARGET]*	<<locked>>	83%	30980	69%	**82	90%
Hodgdon TrailBoss	<<locked>>	81%	24772	55%	**93	100%
IMR 3031	<<locked>>	81%	29994	67%	**41	98%
[IMR 4064]*	<<locked>>	83%	30211	67%	**52	90%
[IMR 4895]*	<<locked>>	81%	30690	68%	**28	91%
IMR 8208 XBR	<<locked>>	81%	36477	81%	**26	95%
Lovex D073.6	<<locked>>	81%	31604	70%	**54	96%
[Lovex S060]*	<<locked>>	81%	35694	79%	**57	94%
[Lovex S062]*	<<locked>>	81%	29486	66%	**52	92%
[Lovex S065]*	<<locked>>	93%	36477	81%	**20	90%
[Norma 201]*	<<locked>>	81%	32837	73%	**41	94%
Norma 202	<<locked>>	81%	33475	74%	**77	97%
[Norma 203B]*	<<locked>>	81%	29327	65%	**79	90%
[Ramshot Big Game]*	<<locked>>	82%	30182	67%	**08	90%
[Ramshot TAC]*	<<locked>>	81%	36782	82%	**10	90%
[Ramshot Wild Boar]*	<<locked>>	81%	35418	79%	**23	93%
ReloadSwiss RS 14	<<locked>>	81%	24671	55%	**32	100%
[ReloadSwiss RS 52]*	<<locked>>	81%	27905	62%	**79	92%
[ReloadSwiss RS 60]*	<<locked>>	88%	29544	66%	**25	90%
Rottweil R 901	<<locked>>	81%	35694	79%	**07	98%
[Rottweil R 902]*	<<locked>>	81%	30966	69%	**85	93%
[Rottweil R 903]*	<<locked>>	84%	27398	61%	**36	90%
[SNPE Vectan SP 11]*	<<locked>>	84%	30008	67%	**15	90%
[SNPE Vectan SP 7]*	<<locked>>	81%	34272	76%	**64	90%
[SNPE Vectan SP 9]*	<<locked>>	81%	33083	74%	**61	92%
SNPE Vectan Tubal 3000	<<locked>>	81%	35302	79%	**44	98%
SNPE Vectan Tubal 5000	<<locked>>	81%	28427	63%	**84	97%
[Shooters World Long Rifle]*	<<locked>>	93%	36477	81%	**20	90%
Shooters World Match Rifle	<<locked>>	81%	31604	70%	**54	96%
[Shooters World Precision]*	<<locked>>	81%	29486	66%	**52	92%
Somchem S335	<<locked>>	81%	34461	77%	**41	98%
[Somchem S341]*	<<locked>>	81%	34084	76%	**80	93%
[Somchem S355]*	<<locked>>	83%	27688	62%	**20	90%
[Somchem S365]*	<<locked>>	92%	26847	60%	**52	90%
Vihtavuori N133	<<locked>>	81%	32967	73%	**02	99%
Vihtavuori N135	<<locked>>	81%	24831	55%	**34	96%
Vihtavuori N140	<<locked>>	81%	30995	69%	**95	97%
[Vihtavuori N150]*	<<locked>>	85%	24613	55%	**05	90%
[Vihtavuori N160]*	<<locked>>	92%	33924	75%	**90	90%
Vihtavuori N540	<<locked>>	81%	30661	68%	**98	96%
[Vihtavuori N550]*	<<locked>>	92%	33344	74%	**23	90%
[Winchester 6.5 StaBALL]*	<<locked>>	88%	29704	66%	**36	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.