Load data for .350 Mag. Rigby + .357 | 145gr | H&N KS HS

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

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.357 \| 145gr \| H&N KS HS
Bullet Weight:	145gr \| 9.4g
Bullet Diameter:	0.357" \| 9.07mm
Bullet Length:	0.610" \| 15.5mm
Caliber:	.350 Mag. Rigby load data
Case Length (l3):	2.750" \| 69.8mm
Cartridge Length (C.O.L.):	3.218" \| 81.7mm
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_B7470_C501
Last updated:	2025-01-01

Load data for 100 loads in caliber .350 Mag. Rigby with .357 | 145gr | H&N KS HS bullet and 50 powders such as Accurate 2495, Alliant AR-Comp, 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%	40350	90%	**97	92%
Accurate 2015	<<locked>>	87%	40205	89%	**74	99%
[Accurate 2230]*	<<locked>>	85%	40059	89%	**58	93%
Accurate 2460	<<locked>>	86%	39914	89%	**74	95%
Accurate 2495 👍	<<locked>>	93%	39943	89%	**50	99%
Accurate 2520	<<locked>>	91%	40219	89%	**27	96%
Accurate 4064	<<locked>>	97%	37753	84%	**91	97%
Alliant AR-Comp 👍	<<locked>>	91%	40263	90%	**66	100%
[Alliant Reloder- TS 15.5]*	<<locked>>	97%	39320	87%	**00	93%
Alliant Reloder-10x	<<locked>>	84%	40016	89%	**91	100%
[Hodgdon BL-C2]*	<<locked>>	90%	40205	89%	**30	94%
Hodgdon Benchmark	<<locked>>	87%	40393	90%	**31	95%
Hodgdon H322	<<locked>>	87%	40451	90%	**17	98%
Hodgdon TrailBoss	<<locked>>	97%	30618	68%	**44	100%
IMR 3031 👍	<<locked>>	95%	40437	90%	**79	99%
[IMR 4895]*	<<locked>>	94%	40190	89%	**36	92%
[IMR 8208 XBR]*	<<locked>>	89%	39929	89%	**64	94%
Lovex D073.4	<<locked>>	84%	39972	89%	**61	95%
Lovex D073.5	<<locked>>	86%	39914	89%	**74	95%
Lovex D073.6	<<locked>>	93%	40219	89%	**27	96%
[Lovex S060]*	<<locked>>	89%	40030	89%	**15	92%
[Lovex S062]*	<<locked>>	96%	40379	90%	**00	94%
[Norma 201]*	<<locked>>	92%	40059	89%	**74	94%
Norma 202	<<locked>>	92%	40321	90%	**07	97%
[Norma 203B]*	<<locked>>	95%	40437	90%	**27	92%
[Ramshot Wild Boar]*	<<locked>>	89%	40306	90%	**00	92%
[Ramshot X-Terminator]*	<<locked>>	86%	40118	89%	**35	92%
ReloadSwiss RS 14	<<locked>>	97%	30197	67%	**87	100%
ReloadSwiss RS 40	<<locked>>	85%	40001	89%	**74	96%
ReloadSwiss RS 52	<<locked>>	96%	40132	89%	**63	95%
Rottweil R 901	<<locked>>	90%	40190	89%	**84	97%
[Rottweil R 902]*	<<locked>>	94%	40422	90%	**74	94%
[SNPE Vectan SP 9]*	<<locked>>	92%	40350	90%	**87	92%
SNPE Vectan Tubal 3000	<<locked>>	90%	40451	90%	**25	97%
SNPE Vectan Tubal 5000	<<locked>>	96%	40393	90%	**25	98%
Shooters World Match Rifle	<<locked>>	93%	40219	89%	**27	96%
[Shooters World Precision]*	<<locked>>	96%	40379	90%	**00	94%
[Shooters World Tactical Rifle]*	<<locked>>	83%	40451	90%	**31	93%
[Somchem S321]*	<<locked>>	87%	40248	90%	**94	94%
Somchem S335	<<locked>>	91%	40335	90%	**35	98%
[Somchem S341]*	<<locked>>	91%	40466	90%	**81	92%
[Somchem S355]*	<<locked>>	97%	37231	83%	**35	92%
Vihtavuori N130	<<locked>>	86%	40234	89%	**35	100%
Vihtavuori N133	<<locked>>	92%	40161	89%	**41	99%
Vihtavuori N135	<<locked>>	97%	34563	77%	**76	98%
Vihtavuori N140	<<locked>>	94%	40364	90%	**87	97%
[Vihtavuori N530]*	<<locked>>	87%	40132	89%	**84	94%
Vihtavuori N540	<<locked>>	94%	40118	89%	**94	97%
Winchester 748	<<locked>>	87%	40321	90%	**43	95%
[Winchester StaBALL Match]*	<<locked>>	85%	40292	90%	**14	93%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AR 2206H]*	<<locked>>	87%	35781	80%	**86	90%
Accurate 2015	<<locked>>	81%	32039	71%	**67	97%
[Accurate 2230]*	<<locked>>	81%	33750	75%	**87	90%
[Accurate 2460]*	<<locked>>	81%	33272	74%	**00	92%
[Accurate 2495]*	<<locked>>	81%	24555	55%	**07	93%
[Accurate 2520]*	<<locked>>	81%	27557	61%	**76	90%
[Accurate 4064]*	<<locked>>	86%	24918	55%	**00	90%
Alliant AR-Comp	<<locked>>	81%	28369	63%	**38	98%
[Alliant Reloder- TS 15.5]*	<<locked>>	92%	32895	73%	**30	90%
Alliant Reloder-10x	<<locked>>	81%	35752	80%	**86	99%
[Hodgdon BL-C2]*	<<locked>>	84%	31763	71%	**10	90%
[Hodgdon Benchmark]*	<<locked>>	81%	33083	74%	**44	92%
Hodgdon H322	<<locked>>	81%	32285	72%	**10	95%
Hodgdon TrailBoss	<<locked>>	81%	23627	53%	**67	100%
[IMR 3031]*	<<locked>>	81%	24410	54%	**94	91%
[IMR 4895]*	<<locked>>	91%	35926	80%	**18	90%
[IMR 8208 XBR]*	<<locked>>	82%	32227	72%	**61	90%
[Lovex D073.4]*	<<locked>>	81%	35186	78%	**40	93%
[Lovex D073.5]*	<<locked>>	81%	32750	73%	**84	92%
[Lovex D073.6]*	<<locked>>	83%	27557	61%	**76	90%
[Lovex S060]*	<<locked>>	86%	35592	79%	**00	90%
[Lovex S062]*	<<locked>>	88%	31473	70%	**61	90%
[Norma 201]*	<<locked>>	85%	31589	70%	**54	90%
[Norma 202]*	<<locked>>	81%	27253	61%	**36	91%
[Norma 203B]*	<<locked>>	92%	35273	78%	**99	90%
[Ramshot Wild Boar]*	<<locked>>	87%	36274	81%	**99	90%
[Ramshot X-Terminator]*	<<locked>>	83%	36129	80%	**33	90%
ReloadSwiss RS 14	<<locked>>	81%	23337	52%	**06	100%
[ReloadSwiss RS 40]*	<<locked>>	81%	34867	78%	**46	94%
[ReloadSwiss RS 52]*	<<locked>>	89%	31357	70%	**10	90%
[Rottweil R 901]*	<<locked>>	81%	29559	66%	**92	92%
[Rottweil R 902]*	<<locked>>	87%	31546	70%	**44	90%
[SNPE Vectan SP 9]*	<<locked>>	88%	35824	80%	**72	90%
[SNPE Vectan Tubal 3000]*	<<locked>>	81%	29660	66%	**36	93%
[SNPE Vectan Tubal 5000]*	<<locked>>	81%	23641	53%	**52	90%
[Shooters World Match Rifle]*	<<locked>>	83%	27557	61%	**76	90%
[Shooters World Precision]*	<<locked>>	88%	31473	70%	**61	90%
[Shooters World Tactical Rifle]*	<<locked>>	81%	37231	83%	**63	92%
[Somchem S321]*	<<locked>>	81%	32401	72%	**94	91%
[Somchem S335]*	<<locked>>	81%	28747	64%	**26	93%
[Somchem S341]*	<<locked>>	88%	36405	81%	**79	90%
[Somchem S355]*	<<locked>>	94%	33808	75%	**46	90%
Vihtavuori N130	<<locked>>	81%	33605	75%	**71	98%
Vihtavuori N133	<<locked>>	81%	27456	61%	**97	95%
[Vihtavuori N135]*	<<locked>>	83%	21596	48%	**52	90%
[Vihtavuori N140]*	<<locked>>	81%	25469	57%	**64	91%
[Vihtavuori N530]*	<<locked>>	81%	32024	71%	**71	90%
[Vihtavuori N540]*	<<locked>>	82%	26237	58%	**97	90%
[Winchester 748]*	<<locked>>	81%	31633	70%	**04	91%
[Winchester StaBALL Match]*	<<locked>>	81%	34330	76%	**53	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