Load data for .357 Magnum + .355 | 124gr | Speer HPSB GD

Recommended Powder(s):

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.355 \| 124gr \| Speer HPSB GD
Manufacturer SKU:	4000
Bullet Weight:	124gr \| 8.0g
Bullet Diameter:	0.355" \| 9.02mm
Bullet Length:	0.580" \| 14.7mm
Caliber:	.357 Magnum load data
Case Length (l3):	1.290" \| 32.8mm
Cartridge Length (C.O.L.):	1.566" \| 39.8mm
Seated Depth:	0.304" \| 7.7mm
Shank Seated Depth:	0.304" \| 7.7mm
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_B6205_C513
Last updated:	2025-01-01

Load data for 124 loads in caliber .357 Magnum with .355 | 124gr | Speer HPSB GD bullet and 62 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 AP 100	<<locked>>	96%	34360	79%	**90	97%
ADI AP 70N	<<locked>>	69%	37840	87%	**37	100%
ADI APS 350	<<locked>>	76%	37753	87%	**40	100%
ADI APS 450	<<locked>>	78%	38493	88%	**86	100%
ADI AS 30	<<locked>>	79%	37710	87%	**19	100%
ADI AS 50N	<<locked>>	77%	38841	89%	**88	100%
Accurate No. 2	<<locked>>	76%	37434	86%	**44	100%
Accurate No. 5	<<locked>>	63%	38537	89%	**62	99%
Accurate No. 7	<<locked>>	78%	38101	88%	**98	91%
[Accurate No. 9]*	<<locked>>	88%	38841	89%	**91	85%
Accurate Solo 1000	<<locked>>	77%	37173	85%	**48	100%
Accurate Solo 1250	<<locked>>	82%	37231	86%	**07	100%
[Accurate TCM]*	<<locked>>	86%	37463	86%	**65	85%
[Alliant BLUE DOT]*	<<locked>>	95%	32053	74%	**90	86%
Alliant BULLSEYE	<<locked>>	73%	37811	87%	**93	100%
Alliant POWER PISTOL	<<locked>>	82%	37536	86%	**85	97%
Alliant UNIQUE	<<locked>>	84%	38116	88%	**99	100%
Baschieri & Pellagri 100	<<locked>>	79%	38305	88%	**65	100%
Hodgdon Clays	<<locked>>	76%	38348	88%	**63	100%
Hodgdon HS-6 👍	<<locked>>	69%	38899	89%	**39	100%
Hodgdon Longshot	<<locked>>	65%	37840	87%	**22	100%
Hodgdon Universal	<<locked>>	75%	36419	84%	**14	100%
Hodgdon TrailBoss	<<locked>>	94%	14315	33%	**5	100%
Lovex D036	<<locked>>	63%	38493	88%	**62	99%
Lovex D037.1	<<locked>>	78%	38101	88%	**98	91%
[Lovex D037.2]*	<<locked>>	87%	38841	89%	**91	85%
Lovex S011	<<locked>>	67%	37333	86%	**81	100%
Lovex S020	<<locked>>	75%	37449	86%	**44	100%
Maxam CSB 1	<<locked>>	86%	37739	87%	**11	100%
Maxam CSB 2	<<locked>>	82%	37594	86%	**11	100%
Maxam CSB 3	<<locked>>	81%	37463	86%	**81	100%
Maxam CSB 4	<<locked>>	77%	36898	85%	**52	100%
Maxam CSB 5	<<locked>>	75%	38812	89%	**22	100%
Ramshot Silhouette	<<locked>>	69%	39059	90%	**09	100%
Ramshot True Blue	<<locked>>	63%	36883	85%	**06	100%
ReloadSwiss RS 12	<<locked>>	72%	38305	88%	**98	100%
ReloadSwiss RS 14	<<locked>>	95%	13271	30%	**5	100%
ReloadSwiss RS 20	<<locked>>	83%	36564	84%	**73	100%
ReloadSwiss RS 24	<<locked>>	86%	39102	90%	**01	93%
Rottweil P 801	<<locked>>	66%	36521	84%	**48	100%
Rottweil P 806	<<locked>>	89%	36811	85%	**94	100%
SNPE Vectan A0	<<locked>>	87%	38711	89%	**57	100%
SNPE Vectan BA 9	<<locked>>	78%	37840	87%	**17	100%
SNPE Vectan BA10	<<locked>>	71%	37072	85%	**66	100%
SNPE Vectan BA7 1/2 👍	<<locked>>	91%	38261	88%	**09	100%
SNPE Vectan BA9 1/2	<<locked>>	78%	36579	84%	**04	100%
Shooters World Auto Pistol	<<locked>>	63%	38493	88%	**62	99%
[Shooters World Heavy Pistol]*	<<locked>>	87%	38841	89%	**91	85%
Shooters World Major Pistol	<<locked>>	78%	38101	88%	**98	91%
Somchem MP200	<<locked>>	76%	37115	85%	**83	100%
Somchem MS200	<<locked>>	81%	37927	87%	**63	100%
Somchem S221	<<locked>>	71%	37521	86%	**65	96%
Vihtavuori 3N37 👍	<<locked>>	83%	37057	85%	**22	100%
Vihtavuori 3N38	<<locked>>	97%	38580	89%	**88	94%
Vihtavuori N105	<<locked>>	96%	29631	68%	**03	94%
Vihtavuori N310	<<locked>>	64%	38189	88%	**86	100%
Vihtavuori N320	<<locked>>	74%	36463	84%	**55	100%
Vihtavuori N32C Tin Star	<<locked>>	95%	32140	74%	**24	100%
Vihtavuori N330	<<locked>>	78%	38783	89%	**44	100%
Vihtavuori N340	<<locked>>	81%	37681	87%	**63	100%
Vihtavuori N350	<<locked>>	87%	37666	87%	**26	100%
Winchester 231	<<locked>>	66%	38392	88%	**11	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	61%	13169	30%	**24	81%
ADI AP 70N	<<locked>>	61%	30008	69%	**32	100%
ADI APS 350	<<locked>>	60%	26353	61%	**93	100%
ADI APS 450	<<locked>>	61%	25324	58%	**12	100%
ADI AS 30	<<locked>>	61%	24482	56%	**42	100%
ADI AS 50N	<<locked>>	61%	25701	59%	**07	100%
Accurate No. 2	<<locked>>	62%	24047	55%	**50	100%
Accurate No. 5	<<locked>>	61%	36172	83%	**26	99%
[Accurate No. 7]*	<<locked>>	65%	22785	52%	**29	81%
[Accurate No. 9]*	<<locked>>	81%	30414	70%	**60	80%
Accurate Solo 1000	<<locked>>	60%	24192	56%	**68	100%
Accurate Solo 1250	<<locked>>	61%	20465	47%	**55	100%
[Accurate TCM]*	<<locked>>	79%	29269	67%	**30	81%
[Alliant BLUE DOT]*	<<locked>>	83%	23525	54%	**19	80%
Alliant BULLSEYE	<<locked>>	62%	27412	63%	**35	100%
[Alliant POWER PISTOL]*	<<locked>>	61%	19783	45%	**37	88%
Alliant UNIQUE	<<locked>>	61%	20392	47%	**11	100%
Baschieri & Pellagri 100	<<locked>>	61%	22974	53%	**55	100%
Hodgdon Clays	<<locked>>	60%	26760	62%	**12	100%
Hodgdon HS-6	<<locked>>	61%	29820	69%	**11	98%
Hodgdon Longshot	<<locked>>	61%	33054	76%	**47	100%
Hodgdon Universal	<<locked>>	61%	24482	56%	**40	100%
Hodgdon TrailBoss	<<locked>>	61%	7223	17%	**2	100%
Lovex D036	<<locked>>	61%	36114	83%	**22	99%
[Lovex D037.1]*	<<locked>>	65%	22785	52%	**29	81%
[Lovex D037.2]*	<<locked>>	80%	30414	70%	**60	80%
Lovex S011	<<locked>>	62%	31821	73%	**09	100%
Lovex S020	<<locked>>	61%	24729	57%	**63	100%
Maxam CSB 1	<<locked>>	61%	19624	45%	**35	100%
Maxam CSB 2	<<locked>>	61%	20842	48%	**68	100%
Maxam CSB 3	<<locked>>	61%	22684	52%	**71	100%
Maxam CSB 4	<<locked>>	61%	24163	56%	**78	100%
Maxam CSB 5	<<locked>>	62%	27499	63%	**78	100%
Ramshot Silhouette	<<locked>>	61%	29544	68%	**78	100%
Ramshot True Blue	<<locked>>	61%	34519	79%	**70	100%
ReloadSwiss RS 12	<<locked>>	61%	27905	64%	**70	100%
ReloadSwiss RS 14	<<locked>>	62%	6875	16%	**5	98%
ReloadSwiss RS 20	<<locked>>	61%	19000	44%	**84	100%
[ReloadSwiss RS 24]*	<<locked>>	63%	18913	43%	**17	80%
Rottweil P 801	<<locked>>	61%	31488	72%	**86	100%
[Rottweil P 806]*	<<locked>>	61%	13532	31%	**12	87%
SNPE Vectan A0	<<locked>>	61%	19493	45%	**48	99%
SNPE Vectan BA 9	<<locked>>	62%	24091	55%	**20	100%
SNPE Vectan BA10	<<locked>>	61%	28935	66%	**68	100%
SNPE Vectan BA7 1/2	<<locked>>	61%	16346	38%	**06	92%
SNPE Vectan BA9 1/2	<<locked>>	60%	22742	52%	**01	100%
Shooters World Auto Pistol	<<locked>>	61%	36114	83%	**22	99%
[Shooters World Heavy Pistol]*	<<locked>>	80%	30414	70%	**60	80%
[Shooters World Major Pistol]*	<<locked>>	65%	22785	52%	**29	81%
Somchem MP200	<<locked>>	61%	23685	54%	**63	100%
Somchem MS200	<<locked>>	61%	21973	51%	**14	100%
Somchem S221	<<locked>>	61%	25672	59%	**55	90%
Vihtavuori 3N37	<<locked>>	61%	18985	44%	**01	95%
[Vihtavuori 3N38]*	<<locked>>	72%	18304	42%	**01	81%
[Vihtavuori N105]*	<<locked>>	75%	15243	35%	**58	80%
Vihtavuori N310	<<locked>>	61%	35128	81%	**47	100%
Vihtavuori N320	<<locked>>	62%	25599	59%	**07	100%
Vihtavuori N32C Tin Star	<<locked>>	61%	14692	34%	**1	100%
Vihtavuori N330	<<locked>>	61%	23192	53%	**30	100%
Vihtavuori N340	<<locked>>	62%	21292	49%	**07	100%
Vihtavuori N350	<<locked>>	61%	17361	40%	**55	94%
Winchester 231	<<locked>>	61%	33069	76%	**42	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.

<<locked>>... you need to buy an access license to unlock the data