Load data for .350 Mag. Rigby + .357 | 200gr | H&N RN KB

Recommended Powder(s): Accurate 4064, Lovex D073.6, Shooters World Match Rifle

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.357 \| 200gr \| H&N RN KB
Bullet Weight:	200gr \| 13.0g
Bullet Diameter:	0.357" \| 9.07mm
Bullet Length:	0.846" \| 21.5mm
Caliber:	.350 Mag. Rigby load data
Case Length (l3):	2.750" \| 69.8mm
Cartridge Length (C.O.L.):	3.474" \| 88.2mm
Seated Depth:	0.122" \| 3.1mm
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_B7490_C501
Last updated:	2025-01-01

Load data for 112 loads in caliber .350 Mag. Rigby with .357 | 200gr | H&N RN KB bullet and 56 powders such as Accurate 4064, Lovex D073.6, Shooters World Match Rifle. 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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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.
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>>	88%	40016	89%	**90	96%
Accurate 2495	<<locked>>	84%	40205	89%	**23	100%
Accurate 4064 👍	<<locked>>	89%	40103	89%	**36	100%
Accurate 4350	<<locked>>	97%	39320	87%	**59	95%
Alliant Reloder- TS 15.5	<<locked>>	89%	40176	89%	**30	98%
Alliant Reloder-15	<<locked>>	86%	40234	89%	**30	96%
Alliant Reloder-16	<<locked>>	97%	40234	89%	**79	95%
Alliant Reloder-17	<<locked>>	93%	40292	90%	**15	97%
Baschieri & Pellagri 107	<<locked>>	83%	40393	90%	**30	95%
Hodgdon CFE223	<<locked>>	87%	40408	90%	**66	95%
[Hodgdon H380]*	<<locked>>	88%	40016	89%	**10	94%
Hodgdon Hybrid 100V	<<locked>>	97%	36405	81%	**67	96%
[Hodgdon LVR]*	<<locked>>	94%	40321	90%	**53	94%
Hodgdon VARGET	<<locked>>	88%	40205	89%	**90	96%
Hodgdon TrailBoss	<<locked>>	96%	32039	71%	**62	100%
IMR 3031	<<locked>>	86%	40306	90%	**46	100%
IMR 4064	<<locked>>	89%	40089	89%	**87	96%
[IMR 4166 Enduron]*	<<locked>>	89%	40408	90%	**48	92%
[IMR 4451 Enduron]*	<<locked>>	90%	40422	90%	**74	91%
[IMR 4831]*	<<locked>>	97%	33605	75%	**12	93%
IMR 4895	<<locked>>	86%	40103	89%	**43	97%
Lovex D073.6 👍	<<locked>>	84%	40176	89%	**20	99%
Lovex S062	<<locked>>	87%	40350	90%	**07	98%
[Lovex S065]*	<<locked>>	94%	40277	90%	**94	93%
[Lovex S070]*	<<locked>>	95%	40001	89%	**03	92%
Norma 201	<<locked>>	84%	40393	90%	**90	98%
Norma 202	<<locked>>	84%	40451	90%	**07	100%
Norma 203B	<<locked>>	87%	39987	89%	**30	97%
Norma URP	<<locked>>	97%	40045	89%	**72	95%
Ramshot Big Game	<<locked>>	87%	40103	89%	**46	96%
[Ramshot Hunter]*	<<locked>>	97%	39943	89%	**56	92%
ReloadSwiss RS 14	<<locked>>	96%	32227	72%	**08	100%
[ReloadSwiss RS 50]*	<<locked>>	87%	39914	89%	**77	92%
ReloadSwiss RS 52	<<locked>>	88%	40059	89%	**69	98%
ReloadSwiss RS 60	<<locked>>	93%	40132	89%	**25	98%
ReloadSwiss RS 62	<<locked>>	97%	39784	88%	**89	95%
[ReloadSwiss RS 70]*	<<locked>>	96%	39958	89%	**82	93%
Rottweil R 902	<<locked>>	86%	40350	90%	**84	98%
Rottweil R 903	<<locked>>	91%	40103	89%	**40	97%
SNPE Vectan SP 11	<<locked>>	90%	40016	89%	**56	96%
SNPE Vectan SP 9	<<locked>>	84%	39943	89%	**07	97%
SNPE Vectan Tubal 5000	<<locked>>	88%	40335	90%	**35	100%
[SNPE Vectan Tubal 7000]*	<<locked>>	94%	39929	89%	**38	92%
[Shooters World Long Rifle]*	<<locked>>	94%	40277	90%	**94	93%
Shooters World Match Rifle 👍	<<locked>>	84%	40176	89%	**20	99%
Shooters World Precision	<<locked>>	87%	40350	90%	**07	98%
Somchem S355	<<locked>>	90%	40059	89%	**20	97%
Somchem S365	<<locked>>	97%	35215	78%	**97	97%
Vihtavuori N133	<<locked>>	84%	40437	90%	**35	100%
Vihtavuori N135	<<locked>>	92%	40379	90%	**00	100%
Vihtavuori N140	<<locked>>	85%	39958	89%	**74	100%
Vihtavuori N150	<<locked>>	96%	40132	89%	**94	98%
Vihtavuori N160	<<locked>>	94%	40176	89%	**26	95%
Vihtavuori N540	<<locked>>	86%	40422	90%	**03	99%
Vihtavuori N550	<<locked>>	94%	40001	89%	**66	95%
Winchester 6.5 StaBALL	<<locked>>	94%	40161	89%	**03	97%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AR 2208]*	<<locked>>	81%	31879	71%	**97	93%
Accurate 2495	<<locked>>	81%	35708	79%	**35	100%
Accurate 4064	<<locked>>	81%	29733	66%	**90	98%
[Accurate 4350]*	<<locked>>	89%	29167	65%	**13	90%
[Alliant Reloder- TS 15.5]*	<<locked>>	81%	30574	68%	**03	94%
[Alliant Reloder-15]*	<<locked>>	81%	33272	74%	**69	93%
[Alliant Reloder-16]*	<<locked>>	88%	30632	68%	**26	90%
[Alliant Reloder-17]*	<<locked>>	82%	27456	61%	**57	90%
[Baschieri & Pellagri 107]*	<<locked>>	81%	36883	82%	**51	94%
[Hodgdon CFE223]*	<<locked>>	81%	31865	71%	**49	91%
[Hodgdon H380]*	<<locked>>	81%	30864	69%	**97	90%
[Hodgdon Hybrid 100V]*	<<locked>>	87%	26252	58%	**79	90%
[Hodgdon LVR]*	<<locked>>	87%	31691	70%	**49	90%
[Hodgdon VARGET]*	<<locked>>	81%	31676	70%	**84	92%
Hodgdon TrailBoss	<<locked>>	84%	26411	59%	**44	100%
IMR 3031	<<locked>>	81%	33373	74%	**95	99%
[IMR 4064]*	<<locked>>	81%	30908	69%	**64	92%
[IMR 4166 Enduron]*	<<locked>>	86%	37318	83%	**79	90%
[IMR 4451 Enduron]*	<<locked>>	88%	37376	83%	**08	90%
[IMR 4831]*	<<locked>>	93%	29240	65%	**87	90%
IMR 4895	<<locked>>	81%	34142	76%	**02	95%
Lovex D073.6	<<locked>>	81%	35462	79%	**21	98%
Lovex S062	<<locked>>	81%	32474	72%	**23	96%
[Lovex S065]*	<<locked>>	88%	33054	74%	**23	90%
[Lovex S070]*	<<locked>>	92%	35955	80%	**12	90%
Norma 201	<<locked>>	81%	36230	81%	**02	97%
Norma 202	<<locked>>	81%	36840	82%	**31	99%
[Norma 203B]*	<<locked>>	81%	32605	73%	**52	94%
[Norma URP]*	<<locked>>	89%	30110	67%	**13	90%
[Ramshot Big Game]*	<<locked>>	81%	32474	72%	**69	93%
[Ramshot Hunter]*	<<locked>>	93%	35070	78%	**41	90%
ReloadSwiss RS 14	<<locked>>	81%	25164	56%	**50	100%
[ReloadSwiss RS 50]*	<<locked>>	84%	34983	78%	**62	90%
ReloadSwiss RS 52	<<locked>>	81%	31111	69%	**56	95%
[ReloadSwiss RS 60]*	<<locked>>	82%	26397	59%	**21	90%
[ReloadSwiss RS 62]*	<<locked>>	90%	30777	68%	**59	90%
[ReloadSwiss RS 70]*	<<locked>>	92%	34621	77%	**41	90%
Rottweil R 902	<<locked>>	81%	34258	76%	**52	96%
[Rottweil R 903]*	<<locked>>	81%	27253	61%	**11	92%
[SNPE Vectan SP 11]*	<<locked>>	81%	29472	66%	**84	92%
SNPE Vectan SP 9	<<locked>>	81%	36405	81%	**25	95%
SNPE Vectan Tubal 5000	<<locked>>	81%	31401	70%	**41	99%
[SNPE Vectan Tubal 7000]*	<<locked>>	91%	36172	80%	**59	90%
[Shooters World Long Rifle]*	<<locked>>	88%	33054	74%	**23	90%
Shooters World Match Rifle	<<locked>>	81%	35462	79%	**21	98%
Shooters World Precision	<<locked>>	81%	32474	72%	**23	96%
[Somchem S355]*	<<locked>>	81%	28761	64%	**38	93%
[Somchem S365]*	<<locked>>	86%	24410	54%	**69	90%
Vihtavuori N133	<<locked>>	81%	36245	81%	**52	100%
Vihtavuori N135	<<locked>>	81%	27746	62%	**08	98%
Vihtavuori N140	<<locked>>	81%	34374	76%	**56	99%
[Vihtavuori N150]*	<<locked>>	81%	24192	54%	**87	92%
[Vihtavuori N160]*	<<locked>>	86%	29878	66%	**77	90%
Vihtavuori N540	<<locked>>	81%	33997	76%	**69	98%
[Vihtavuori N550]*	<<locked>>	86%	30110	67%	**13	90%
[Winchester 6.5 StaBALL]*	<<locked>>	83%	26368	59%	**39	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