Load data for .357 SIG + .356 | 100gr | Berry's Flat Base Round Nose

Recommended Powder(s):

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.356 \| 100gr \| Berry's Flat Base Round Nose
Manufacturer SKU:	bp-380-356-100gr-fbrn
Bullet Weight:	100gr \| 6.5g
Bullet Diameter:	0.356" \| 9.04mm
Bullet Length:	<<locked>>
Caliber:	.357 SIG load data
Case Length (l3):	0.860" \| 21.8mm
Cartridge Length (C.O.L.):	<<locked>>
Seated Depth:	<<locked>>
Shank Seated Depth:	<<locked>>
Case Capacity:	19.5 Grains of Water \| 1.27 cm³
Primer Size:	Small Pistol (SP)
Max. allowed Pressure:	44237 psi \| 3050 bar
LID:	LID_B10778_C518
Last updated:	2026-01-20

Load data for 118 loads in caliber .357 SIG with .356 | 100gr | Berry's Flat Base Round Nose bullet and 59 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 70N 👍	<<locked>>	92%	39552	89%	**09	100%
ADI APS 350	<<locked>>	93%	38870	88%	**60	100%
ADI APS 450	<<locked>>	96%	39711	90%	**16	100%
ADI AS 30	<<locked>>	96%	34998	79%	**25	100%
ADI AS 50N	<<locked>>	96%	37898	86%	**11	100%
Accurate No. 2	<<locked>>	96%	38769	88%	**57	98%
Accurate No. 5	<<locked>>	82%	39798	90%	**65	92%
Accurate Solo 1000	<<locked>>	96%	36695	83%	**75	100%
Accurate Solo 1250	<<locked>>	96%	30313	69%	**58	100%
Alliant BULLSEYE 👍	<<locked>>	96%	39726	90%	**45	100%
[Alliant POWER PISTOL]*	<<locked>>	97%	29370	66%	**47	84%
Alliant Sport Pistol	<<locked>>	88%	38798	88%	**39	100%
Alliant UNIQUE	<<locked>>	96%	28384	64%	**98	98%
Baschieri & Pellagri 100	<<locked>>	96%	35317	80%	**62	100%
Baschieri & Pellagri 102 Pistol	<<locked>>	97%	20233	46%	**84	100%
Baschieri & Pellagri 103 Pistol	<<locked>>	96%	39305	89%	**47	100%
Hodgdon Clays	<<locked>>	93%	39117	88%	**83	100%
Hodgdon HP38	<<locked>>	76%	39479	89%	**57	100%
Hodgdon HS-6	<<locked>>	88%	38914	88%	**32	94%
Hodgdon Longshot	<<locked>>	85%	39407	89%	**42	96%
Hodgdon TiteGroup	<<locked>>	70%	39291	89%	**98	100%
Hodgdon Universal 👍	<<locked>>	96%	35404	80%	**57	100%
Hodgdon CFE Pistol	<<locked>>	96%	33533	76%	**21	100%
Lovex D032	<<locked>>	68%	39697	90%	**37	100%
Lovex D036	<<locked>>	82%	39726	90%	**65	92%
Lovex S011	<<locked>>	86%	39204	89%	**24	100%
Lovex S020	<<locked>>	96%	37188	84%	**73	100%
Maxam CSB 1	<<locked>>	96%	27412	62%	**12	100%
Maxam CSB 2	<<locked>>	96%	27470	62%	**55	100%
Maxam CSB 3	<<locked>>	96%	31937	72%	**55	100%
Maxam CSB 4	<<locked>>	96%	34911	79%	**71	100%
Maxam CSB 5	<<locked>>	95%	39334	89%	**71	100%
Ramshot Silhouette	<<locked>>	89%	39044	88%	**39	99%
Ramshot True Blue	<<locked>>	83%	39537	89%	**39	96%
Ramshot Zip	<<locked>>	76%	38725	88%	**57	100%
ReloadSwiss RS 12	<<locked>>	96%	38595	87%	**80	100%
ReloadSwiss RS 20	<<locked>>	96%	26092	59%	**78	99%
Rottweil P 801	<<locked>>	89%	39030	88%	**44	100%
SNPE Vectan A0	<<locked>>	96%	28398	64%	**32	98%
SNPE Vectan BA 9	<<locked>>	96%	36056	82%	**21	100%
SNPE Vectan BA10	<<locked>>	90%	39697	90%	**16	100%
[SNPE Vectan BA7 1/2]*	<<locked>>	97%	24511	55%	**83	88%
SNPE Vectan BA9 1/2	<<locked>>	97%	34345	78%	**24	100%
[SNPE Vectan SP 2]*	<<locked>>	96%	30240	68%	**03	87%
Shooters World Auto Pistol	<<locked>>	82%	39726	90%	**65	92%
Shooters World Clean Shot	<<locked>>	68%	39697	90%	**37	100%
Shooters World Ultimate Pistol	<<locked>>	69%	39784	90%	**39	100%
Somchem MP200 👍	<<locked>>	97%	36143	82%	**93	99%
Somchem MS200	<<locked>>	96%	31546	71%	**07	99%
Somchem S121	<<locked>>	66%	39537	89%	**26	100%
[Somchem S221]*	<<locked>>	93%	39030	88%	**49	85%
Vihtavuori 3N37	<<locked>>	96%	27267	62%	**88	92%
Vihtavuori N310	<<locked>>	80%	38464	87%	**22	100%
Vihtavuori N320	<<locked>>	97%	36840	83%	**11	100%
Vihtavuori N32C Tin Star	<<locked>>	95%	18391	42%	**86	100%
Vihtavuori N330 👍	<<locked>>	96%	32764	74%	**34	100%
Vihtavuori N340	<<locked>>	96%	30603	69%	**91	99%
Vihtavuori N350	<<locked>>	96%	24845	56%	**35	90%
Winchester 231	<<locked>>	85%	38725	88%	**57	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AP 70N	<<locked>>	61%	17216	39%	**35	98%
[ADI APS 350]²	<<locked>>	59%	18231	41%	**4	100%
ADI APS 450	<<locked>>	61%	17709	40%	**07	100%
ADI AS 30	<<locked>>	62%	15867	36%	**17	100%
ADI AS 50N	<<locked>>	60%	15853	36%	**50	100%
[Accurate No. 2]*	<<locked>>	61%	13721	31%	**4	84%
[Accurate No. 5]*	<<locked>>	62%	20407	46%	**17	80%
Accurate Solo 1000	<<locked>>	60%	15519	35%	**24	100%
Accurate Solo 1250	<<locked>>	62%	12111	27%	**4	93%
Alliant BULLSEYE	<<locked>>	61%	15896	36%	**99	91%
[Alliant POWER PISTOL]*	<<locked>>	90%	24337	55%	**52	81%
Alliant Sport Pistol	<<locked>>	61%	18362	41%	**68	93%
[Alliant UNIQUE]*	<<locked>>	62%	12299	28%	**04	86%
Baschieri & Pellagri 100	<<locked>>	62%	14170	32%	**01	98%
Baschieri & Pellagri 102 Pistol	<<locked>>	70%	10269	23%	**2	97%
Baschieri & Pellagri 103 Pistol	<<locked>>	62%	14344	32%	**53	99%
[Hodgdon Clays]²	<<locked>>	59%	18565	42%	**7	100%
Hodgdon HP38	<<locked>>	62%	25643	58%	**66	100%
[Hodgdon HS-6]*	<<locked>>	63%	17724	40%	**52	81%
[Hodgdon Longshot]*	<<locked>>	62%	18376	42%	**75	84%
Hodgdon TiteGroup	<<locked>>	62%	30792	70%	**96	100%
Hodgdon Universal	<<locked>>	60%	13822	31%	**37	96%
Hodgdon CFE Pistol	<<locked>>	60%	12908	29%	**04	93%
Lovex D032	<<locked>>	62%	31763	72%	**42	100%
[Lovex D036]*	<<locked>>	62%	20363	46%	**17	80%
Lovex S011	<<locked>>	62%	19798	45%	**38	99%
Lovex S020	<<locked>>	60%	12850	29%	**17	90%
Maxam CSB 1	<<locked>>	62%	11777	27%	**5	93%
Maxam CSB 2	<<locked>>	60%	10283	23%	**8	96%
Maxam CSB 3	<<locked>>	61%	13402	30%	**01	98%
Maxam CSB 4	<<locked>>	62%	15287	35%	**43	100%
Maxam CSB 5	<<locked>>	62%	17260	39%	**53	100%
[Ramshot Silhouette]*	<<locked>>	62%	16926	38%	**35	89%
[Ramshot True Blue]*	<<locked>>	61%	18826	43%	**75	84%
Ramshot Zip	<<locked>>	62%	24613	56%	**60	100%
ReloadSwiss RS 12	<<locked>>	60%	13750	31%	**70	100%
[ReloadSwiss RS 20]*	<<locked>>	60%	10008	23%	**8	83%
Rottweil P 801	<<locked>>	62%	18391	42%	**42	100%
[SNPE Vectan A0]*	<<locked>>	60%	11385	26%	**2	84%
SNPE Vectan BA 9	<<locked>>	60%	14127	32%	**10	93%
SNPE Vectan BA10	<<locked>>	60%	19348	44%	**40	100%
[SNPE Vectan BA7 1/2]*	<<locked>>	80%	15896	36%	**86	80%
SNPE Vectan BA9 1/2	<<locked>>	62%	14127	32%	**33	95%
[SNPE Vectan SP 2]*	<<locked>>	84%	20581	47%	**09	80%
[Shooters World Auto Pistol]*	<<locked>>	62%	20363	46%	**17	80%
Shooters World Clean Shot	<<locked>>	62%	31763	72%	**42	100%
Shooters World Ultimate Pistol	<<locked>>	61%	30748	70%	**11	99%
[Somchem MP200]*	<<locked>>	61%	13909	31%	**40	86%
[Somchem MS200]*	<<locked>>	61%	13213	30%	**04	88%
Somchem S121	<<locked>>	61%	33359	75%	**47	100%
[Somchem S221]*	<<locked>>	84%	29399	66%	**11	80%
[Vihtavuori 3N37]*	<<locked>>	74%	14446	33%	**89	80%
Vihtavuori N310	<<locked>>	60%	22060	50%	**15	100%
Vihtavuori N320	<<locked>>	60%	13431	30%	**24	100%
Vihtavuori N32C Tin Star	<<locked>>	74%	11211	25%	**5	100%
Vihtavuori N330	<<locked>>	62%	12343	28%	**20	95%
[Vihtavuori N340]*	<<locked>>	61%	11632	26%	**1	85%
[Vihtavuori N350]*	<<locked>>	77%	14924	34%	**86	81%
Winchester 231	<<locked>>	62%	20102	45%	**71	99%

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