Load data for .357 Maximum + .357 | 77gr | Inceptor ARX Prefered Defense

Recommended Powder(s): Alliant BULLSEYE, Alliant UNIQUE, ReloadSwiss RS 20, Vihtavuori 3N37, Vihtavuori N350

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.357 \| 77gr \| Inceptor ARX Prefered Defense
Bullet Weight:	77gr \| 5.0g
Bullet Diameter:	0.357" \| 9.07mm
Bullet Length:	<<locked>>
Caliber:	.357 Maximum load data
Case Length (l3):	1.600" \| 40.6mm
Cartridge Length (C.O.L.):	<<locked>>
Seated Depth:	<<locked>>
Shank Seated Depth:	<<locked>>
Case Capacity:	33.6 Grains of Water \| 2.18 cm³
Primer Size:	Small Pistol (SP)
Max. allowed Pressure:	44962 psi \| 3100 bar
LID:	LID_B12282_C515
Last updated:	2026-03-14

Load data for 134 loads in caliber .357 Maximum with .357 | 77gr | Inceptor ARX Prefered Defense bullet and 67 powders such as Alliant BULLSEYE, Alliant UNIQUE, ReloadSwiss RS 20, Vihtavuori 3N37, Vihtavuori N350. 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>>	97%	29689	66%	**04	89%
ADI AP 70N	<<locked>>	76%	40074	89%	**36	100%
ADI APS 350	<<locked>>	82%	38928	87%	**70	100%
ADI APS 450	<<locked>>	83%	38261	85%	**99	100%
ADI AS 30	<<locked>>	87%	39479	88%	**88	100%
ADI AS 50N	<<locked>>	81%	38203	85%	**34	100%
Accurate No. 2	<<locked>>	83%	39972	89%	**39	100%
Accurate No. 5	<<locked>>	68%	39450	88%	**21	95%
[Accurate No. 7]*	<<locked>>	85%	39305	87%	**28	83%
Accurate Solo 1000	<<locked>>	85%	39001	87%	**21	100%
Accurate Solo 1250	<<locked>>	91%	39508	88%	**96	100%
Alliant BE-86	<<locked>>	89%	40277	90%	**77	100%
Alliant BULLSEYE 👍	<<locked>>	81%	40147	89%	**88	100%
Alliant Herco	<<locked>>	95%	30269	67%	**98	100%
Alliant POWER PISTOL	<<locked>>	90%	39305	87%	**54	92%
Alliant RED DOT	<<locked>>	90%	40263	90%	**31	100%
Alliant Sport Pistol	<<locked>>	74%	38087	85%	**69	100%
Alliant UNIQUE 👍	<<locked>>	91%	38943	87%	**75	100%
Baschieri & Pellagri 100	<<locked>>	86%	38957	87%	**21	100%
Baschieri & Pellagri 102 Pistol	<<locked>>	97%	31792	71%	**16	100%
Baschieri & Pellagri 103 Pistol	<<locked>>	79%	38232	85%	**11	100%
Hodgdon Clays	<<locked>>	82%	39508	88%	**03	100%
Hodgdon HP38	<<locked>>	63%	38377	85%	**60	100%
Hodgdon HS-6	<<locked>>	74%	39102	87%	**75	97%
Hodgdon Longshot	<<locked>>	70%	38537	86%	**69	98%
Hodgdon Universal	<<locked>>	84%	39204	87%	**23	100%
Hodgdon CFE Pistol	<<locked>>	87%	40103	89%	**19	100%
Hodgdon TrailBoss	<<locked>>	94%	13140	29%	**20	100%
Lovex D036	<<locked>>	68%	39378	88%	**18	95%
[Lovex D037.1]*	<<locked>>	85%	39305	87%	**28	83%
Lovex S011	<<locked>>	73%	38493	86%	**50	100%
Lovex S020	<<locked>>	82%	38870	86%	**16	100%
Maxam CSB 1	<<locked>>	93%	38145	85%	**64	100%
Maxam CSB 2	<<locked>>	91%	39291	87%	**90	100%
Maxam CSB 3	<<locked>>	89%	39175	87%	**57	100%
Maxam CSB 4	<<locked>>	86%	39697	88%	**34	100%
Maxam CSB 5	<<locked>>	79%	37927	84%	**45	100%
Ramshot Silhouette	<<locked>>	76%	40176	89%	**75	100%
Ramshot True Blue	<<locked>>	70%	40379	90%	**88	98%
Ramshot Zip	<<locked>>	65%	39378	88%	**77	100%
ReloadSwiss RS 12	<<locked>>	78%	38174	85%	**64	100%
ReloadSwiss RS 14	<<locked>>	95%	12285	27%	**11	99%
ReloadSwiss RS 20 👍	<<locked>>	92%	38348	85%	**65	100%
[ReloadSwiss RS 24]*	<<locked>>	93%	39871	89%	**37	86%
Rottweil P 801	<<locked>>	73%	38769	86%	**14	100%
Rottweil P 806	<<locked>>	97%	37130	83%	**44	97%
SNPE Vectan A0	<<locked>>	94%	39015	87%	**06	100%
SNPE Vectan BA 9	<<locked>>	84%	38783	86%	**77	100%
SNPE Vectan BA10	<<locked>>	78%	39508	88%	**16	100%
SNPE Vectan BA7 1/2	<<locked>>	96%	36796	82%	**26	97%
SNPE Vectan BA9 1/2	<<locked>>	87%	39320	87%	**13	100%
SNPE Vectan SP 2	<<locked>>	85%	38841	86%	**77	94%
Shooters World Auto Pistol	<<locked>>	68%	39378	88%	**18	95%
[Shooters World Major Pistol]*	<<locked>>	85%	39305	87%	**28	83%
Somchem MP200	<<locked>>	83%	38319	85%	**46	100%
Somchem MS200	<<locked>>	88%	38885	86%	**39	100%
Somchem S221	<<locked>>	78%	39465	88%	**14	90%
Vihtavuori 3N37 👍	<<locked>>	93%	40393	90%	**14	99%
[Vihtavuori 3N38]*	<<locked>>	97%	31618	70%	**57	83%
Vihtavuori N310	<<locked>>	70%	40074	89%	**36	100%
Vihtavuori N320	<<locked>>	83%	39363	88%	**54	100%
Vihtavuori N32C Tin Star	<<locked>>	96%	28950	64%	**78	100%
Vihtavuori N330	<<locked>>	86%	40190	89%	**32	100%
Vihtavuori N340	<<locked>>	88%	38450	86%	**32	100%
Vihtavuori N350 👍	<<locked>>	95%	39001	87%	**98	99%
Winchester 231	<<locked>>	72%	39378	88%	**77	100%
Winchester AutoComp	<<locked>>	91%	39001	87%	**96	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	80%	19711	44%	**39	80%
ADI AP 70N	<<locked>>	61%	25701	57%	**57	100%
ADI APS 350	<<locked>>	61%	24743	55%	**24	100%
ADI APS 450	<<locked>>	61%	23250	52%	**37	100%
ADI AS 30	<<locked>>	61%	22176	49%	**67	100%
ADI AS 50N	<<locked>>	61%	23453	52%	**45	100%
Accurate No. 2	<<locked>>	61%	20566	46%	**12	93%
Accurate No. 5	<<locked>>	61%	29994	67%	**18	91%
[Accurate No. 7]*	<<locked>>	82%	34954	78%	**36	80%
Accurate Solo 1000	<<locked>>	62%	22321	50%	**99	100%
Accurate Solo 1250	<<locked>>	61%	18217	41%	**57	99%
Alliant BE-86	<<locked>>	61%	18811	42%	**70	100%
Alliant BULLSEYE	<<locked>>	61%	23482	52%	**40	98%
[Alliant Herco]*	<<locked>>	61%	13547	30%	**99	89%
[Alliant POWER PISTOL]*	<<locked>>	70%	22104	49%	**37	81%
Alliant RED DOT	<<locked>>	60%	20624	46%	**57	100%
Alliant Sport Pistol	<<locked>>	60%	26092	58%	**16	99%
Alliant UNIQUE	<<locked>>	61%	17985	40%	**80	94%
Baschieri & Pellagri 100	<<locked>>	61%	20595	46%	**76	100%
Baschieri & Pellagri 102 Pistol	<<locked>>	61%	13140	29%	**66	100%
Baschieri & Pellagri 103 Pistol	<<locked>>	61%	21915	49%	**22	100%
Hodgdon Clays	<<locked>>	61%	25077	56%	**50	100%
Hodgdon HP38	<<locked>>	61%	36100	80%	**24	100%
Hodgdon HS-6	<<locked>>	61%	25179	56%	**93	90%
Hodgdon Longshot	<<locked>>	61%	27804	62%	**59	94%
Hodgdon Universal	<<locked>>	61%	21611	48%	**65	100%
Hodgdon CFE Pistol	<<locked>>	61%	20247	45%	**06	99%
Hodgdon TrailBoss	<<locked>>	60%	7266	16%	**5	97%
Lovex D036	<<locked>>	61%	29936	67%	**18	91%
[Lovex D037.1]*	<<locked>>	82%	34954	78%	**36	80%
Lovex S011	<<locked>>	61%	27282	61%	**47	100%
Lovex S020	<<locked>>	61%	20798	46%	**42	98%
Maxam CSB 1	<<locked>>	60%	16839	37%	**01	98%
Maxam CSB 2	<<locked>>	61%	18144	40%	**76	100%
Maxam CSB 3	<<locked>>	61%	19551	43%	**70	100%
Maxam CSB 4	<<locked>>	60%	21190	47%	**86	100%
Maxam CSB 5	<<locked>>	61%	24424	54%	**09	100%
Ramshot Silhouette	<<locked>>	61%	25222	56%	**77	97%
Ramshot True Blue	<<locked>>	61%	28892	64%	**81	95%
Ramshot Zip	<<locked>>	61%	34809	77%	**11	100%
ReloadSwiss RS 12	<<locked>>	61%	23743	53%	**94	100%
ReloadSwiss RS 14	<<locked>>	62%	7020	16%	**2	92%
ReloadSwiss RS 20	<<locked>>	61%	15853	35%	**40	95%
[ReloadSwiss RS 24]*	<<locked>>	82%	28993	64%	**18	80%
Rottweil P 801	<<locked>>	61%	28166	63%	**44	100%
[Rottweil P 806]*	<<locked>>	71%	15751	35%	**96	81%
SNPE Vectan A0	<<locked>>	61%	17231	38%	**17	93%
SNPE Vectan BA 9	<<locked>>	61%	20610	46%	**09	99%
SNPE Vectan BA10	<<locked>>	61%	26078	58%	**99	100%
[SNPE Vectan BA7 1/2]*	<<locked>>	61%	14576	32%	**25	81%
SNPE Vectan BA9 1/2	<<locked>>	62%	20784	46%	**26	100%
[SNPE Vectan SP 2]*	<<locked>>	65%	20450	45%	**11	82%
Shooters World Auto Pistol	<<locked>>	61%	29936	67%	**18	91%
[Shooters World Major Pistol]*	<<locked>>	82%	34954	78%	**36	80%
Somchem MP200	<<locked>>	61%	20856	46%	**52	95%
Somchem MS200	<<locked>>	61%	19232	43%	**96	96%
[Somchem S221]*	<<locked>>	64%	24932	55%	**83	81%
[Vihtavuori 3N37]*	<<locked>>	61%	16346	36%	**34	85%
[Vihtavuori 3N38]*	<<locked>>	93%	28326	63%	**91	81%
Vihtavuori N310	<<locked>>	62%	32010	71%	**21	100%
Vihtavuori N320	<<locked>>	61%	21741	48%	**26	100%
Vihtavuori N32C Tin Star	<<locked>>	60%	13082	29%	**04	100%
Vihtavuori N330	<<locked>>	61%	19566	44%	**26	100%
Vihtavuori N340	<<locked>>	61%	18318	41%	**70	95%
[Vihtavuori N350]*	<<locked>>	61%	14953	33%	**81	83%
Winchester 231	<<locked>>	61%	28819	64%	**96	100%
Winchester AutoComp	<<locked>>	61%	18057	40%	**50	98%

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