Load data for .357 Magnum + .356 | 100gr | Rim Rock FP Top Shelf

Recommended Powder(s): Alliant UNIQUE, Ramshot True Blue, ReloadSwiss RS 20, Somchem MS200, Vihtavuori 3N37

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.356 \| 100gr \| Rim Rock FP Top Shelf
Manufacturer SKU:	#310
Bullet Weight:	100gr \| 6.5g
Bullet Diameter:	0.356" \| 9.04mm
Bullet Length:	0.475" \| 12.1mm
Caliber:	.357 Magnum load data
Case Length (l3):	1.290" \| 32.8mm
Cartridge Length (C.O.L.):	1.359" \| 34.5mm
Seated Depth:	0.406" \| 10.3mm
Shank Seated Depth:	0.406" \| 10.3mm
Case Capacity:	25.6 Grains of Water \| 1.66 cm³
Primer Size:	Small Pistol Magnum (SPM)
Max. allowed Pressure:	43511 psi \| 3000 bar
LID:	LID_B10519_C513
Last updated:	2025-01-01

Load data for 116 loads in caliber .357 Magnum with .356 | 100gr | Rim Rock FP Top Shelf bullet and 58 powders such as Alliant UNIQUE, Ramshot True Blue, ReloadSwiss RS 20, Somchem MS200, Vihtavuori 3N37. 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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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 AP 100]*	<<locked>>	96%	26179	60%	**60	88%
ADI AP 70N	<<locked>>	76%	36100	83%	**68	100%
ADI APS 350	<<locked>>	84%	39146	90%	**78	100%
ADI APS 450	<<locked>>	85%	38696	89%	**14	100%
ADI AS 30	<<locked>>	86%	36637	84%	**40	100%
ADI AS 50N	<<locked>>	84%	37753	87%	**12	100%
Accurate No. 2	<<locked>>	84%	37289	86%	**72	100%
Accurate No. 5	<<locked>>	69%	37246	86%	**63	96%
[Accurate No. 7]*	<<locked>>	88%	37246	86%	**96	84%
Accurate Solo 1000	<<locked>>	84%	36158	83%	**67	100%
Accurate Solo 1250	<<locked>>	91%	36361	84%	**42	100%
Alliant BULLSEYE	<<locked>>	80%	36550	84%	**27	100%
Alliant POWER PISTOL	<<locked>>	92%	36738	84%	**16	93%
Alliant UNIQUE 👍	<<locked>>	94%	38232	88%	**54	100%
Baschieri & Pellagri 100	<<locked>>	87%	37724	87%	**96	100%
Hodgdon Clays	<<locked>>	79%	36129	83%	**55	100%
Hodgdon HP38	<<locked>>	66%	39001	90%	**58	100%
Hodgdon HS-6	<<locked>>	77%	38986	90%	**70	98%
Hodgdon Longshot	<<locked>>	73%	38885	89%	**77	99%
Hodgdon Universal	<<locked>>	85%	36100	83%	**68	100%
Hodgdon TrailBoss	<<locked>>	93%	10994	25%	**8	100%
Lovex D036	<<locked>>	69%	37188	85%	**60	96%
[Lovex D037.1]*	<<locked>>	88%	37246	86%	**96	84%
Lovex S011	<<locked>>	74%	36521	84%	**06	100%
Lovex S020	<<locked>>	83%	36216	83%	**72	100%
Maxam CSB 1	<<locked>>	94%	35201	81%	**22	100%
Maxam CSB 2	<<locked>>	93%	36796	85%	**62	100%
Maxam CSB 3	<<locked>>	91%	37623	86%	**29	100%
Maxam CSB 4	<<locked>>	88%	39073	90%	**22	100%
Maxam CSB 5	<<locked>>	82%	37681	87%	**50	100%
Ramshot Silhouette	<<locked>>	76%	37420	86%	**37	100%
Ramshot True Blue 👍	<<locked>>	72%	38130	88%	**57	99%
Ramshot Zip	<<locked>>	66%	37652	87%	**49	100%
ReloadSwiss RS 12	<<locked>>	81%	37420	86%	**52	100%
ReloadSwiss RS 14	<<locked>>	92%	9442	22%	**8	98%
ReloadSwiss RS 20 👍	<<locked>>	94%	36419	84%	**21	100%
[ReloadSwiss RS 24]*	<<locked>>	94%	36796	85%	**93	87%
Rottweil P 801	<<locked>>	76%	37927	87%	**16	100%
Rottweil P 806	<<locked>>	96%	29486	68%	**37	96%
SNPE Vectan A0	<<locked>>	95%	37188	85%	**72	100%
SNPE Vectan BA 9	<<locked>>	86%	37536	86%	**55	100%
SNPE Vectan BA10	<<locked>>	80%	38682	89%	**14	100%
SNPE Vectan BA7 1/2	<<locked>>	96%	33272	76%	**68	97%
SNPE Vectan BA9 1/2	<<locked>>	87%	36840	85%	**62	100%
Shooters World Auto Pistol	<<locked>>	69%	37188	85%	**60	96%
[Shooters World Major Pistol]*	<<locked>>	88%	37246	86%	**96	84%
Somchem MP200	<<locked>>	87%	39030	90%	**54	100%
Somchem MS200 👍	<<locked>>	91%	38363	88%	**11	100%
Somchem S221	<<locked>>	80%	38000	87%	**86	91%
Vihtavuori 3N37 👍	<<locked>>	94%	37971	87%	**63	99%
[Vihtavuori 3N38]*	<<locked>>	96%	27006	62%	**93	82%
Vihtavuori N310	<<locked>>	69%	36782	85%	**94	100%
Vihtavuori N320	<<locked>>	83%	36303	83%	**03	100%
Vihtavuori N32C Tin Star	<<locked>>	96%	25744	59%	**76	100%
Vihtavuori N330	<<locked>>	88%	38798	89%	**98	100%
Vihtavuori N340	<<locked>>	90%	36883	85%	**91	100%
Vihtavuori N350	<<locked>>	97%	36970	85%	**54	99%
Winchester 231	<<locked>>	75%	39059	90%	**68	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	80%	17608	40%	**43	80%
ADI AP 70N	<<locked>>	61%	23221	53%	**52	100%
ADI APS 350	<<locked>>	61%	23337	54%	**55	100%
ADI APS 450	<<locked>>	60%	21408	49%	**58	100%
ADI AS 30	<<locked>>	61%	20001	46%	**81	100%
ADI AS 50N	<<locked>>	62%	21379	49%	**57	100%
Accurate No. 2	<<locked>>	61%	18159	42%	**24	94%
Accurate No. 5	<<locked>>	61%	27499	63%	**93	91%
[Accurate No. 7]*	<<locked>>	84%	32242	74%	**21	81%
Accurate Solo 1000	<<locked>>	61%	20073	46%	**07	100%
Accurate Solo 1250	<<locked>>	62%	16563	38%	**78	99%
Alliant BULLSEYE	<<locked>>	61%	21031	48%	**25	98%
[Alliant POWER PISTOL]*	<<locked>>	70%	19711	45%	**45	82%
Alliant UNIQUE	<<locked>>	61%	15679	36%	**98	94%
Baschieri & Pellagri 100	<<locked>>	62%	18956	44%	**98	100%
Hodgdon Clays	<<locked>>	61%	23743	55%	**75	100%
Hodgdon HP38	<<locked>>	61%	33040	76%	**76	100%
Hodgdon HS-6	<<locked>>	61%	23090	53%	**88	91%
Hodgdon Longshot	<<locked>>	60%	24671	57%	**24	94%
Hodgdon Universal	<<locked>>	61%	19131	44%	**63	100%
Hodgdon TrailBoss	<<locked>>	61%	5671	13%	**5	95%
Lovex D036	<<locked>>	61%	27456	63%	**93	91%
[Lovex D037.1]*	<<locked>>	84%	32242	74%	**21	81%
Lovex S011	<<locked>>	61%	24947	57%	**32	100%
Lovex S020	<<locked>>	61%	18449	42%	**50	98%
Maxam CSB 1	<<locked>>	61%	14895	34%	**29	98%
Maxam CSB 2	<<locked>>	61%	15200	35%	**75	100%
Maxam CSB 3	<<locked>>	60%	17434	40%	**84	100%
Maxam CSB 4	<<locked>>	61%	19711	45%	**17	100%
Maxam CSB 5	<<locked>>	62%	22756	52%	**34	100%
Ramshot Silhouette	<<locked>>	61%	23047	53%	**78	97%
Ramshot True Blue	<<locked>>	61%	26266	60%	**50	95%
Ramshot Zip	<<locked>>	61%	31836	73%	**63	100%
ReloadSwiss RS 12	<<locked>>	62%	21292	49%	**02	100%
[ReloadSwiss RS 14]*	<<locked>>	60%	5076	12%	**9	88%
ReloadSwiss RS 20	<<locked>>	62%	14286	33%	**71	95%
[ReloadSwiss RS 24]*	<<locked>>	85%	27630	64%	**19	81%
Rottweil P 801	<<locked>>	60%	24221	56%	**16	100%
[Rottweil P 806]*	<<locked>>	74%	13793	32%	**40	81%
SNPE Vectan A0	<<locked>>	61%	15389	35%	**38	93%
SNPE Vectan BA 9	<<locked>>	61%	18811	43%	**27	99%
SNPE Vectan BA10	<<locked>>	60%	24062	55%	**04	100%
[SNPE Vectan BA7 1/2]*	<<locked>>	61%	12502	29%	**70	80%
SNPE Vectan BA9 1/2	<<locked>>	60%	17782	41%	**17	99%
Shooters World Auto Pistol	<<locked>>	61%	27456	63%	**93	91%
[Shooters World Major Pistol]*	<<locked>>	84%	32242	74%	**21	81%
Somchem MP200	<<locked>>	61%	18318	42%	**60	95%
Somchem MS200	<<locked>>	62%	17405	40%	**14	96%
[Somchem S221]*	<<locked>>	66%	23018	53%	**98	82%
[Vihtavuori 3N37]*	<<locked>>	61%	13677	31%	**42	84%
[Vihtavuori 3N38]*	<<locked>>	93%	24889	57%	**53	80%
Vihtavuori N310	<<locked>>	62%	29936	69%	**12	100%
Vihtavuori N320	<<locked>>	61%	19493	45%	**34	100%
Vihtavuori N32C Tin Star	<<locked>>	61%	10921	25%	**1	100%
Vihtavuori N330	<<locked>>	62%	17535	40%	**47	100%
Vihtavuori N340	<<locked>>	61%	15664	36%	**78	94%
[Vihtavuori N350]*	<<locked>>	61%	12778	29%	**09	83%
Winchester 231	<<locked>>	60%	25570	59%	**65	100%

Start Load - Barrel Length: 5.50''

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.