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Subsonic load data for .458 SOCOM + .458 | 576gr | ACME SoCom

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.458 SOCOM + .458 | 576gr | ACME SoCom

Subsonic Load Specifications

>> Use the Personalized Load Calculator further below to adjust input parameters. 

Load data for 186 subsonic loads in caliber .458 SOCOM with a .458 | 576gr | ACME SoCom bullet based on the specified parameters like bullet length, cartridge length, and case capacity as shown 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".

  • .

    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
63%
88%
100%
ADI AP 70N
44%
89%
100%
ADI AR 2205
70%
78%
100%
ADI AR 2207
76%
58%
96%
ADI AS 50N
48%
86%
100%
Accurate 4100
60%
77%
100%
Accurate 5744
65%
71%
94%
Accurate No. 11 FS
65%
70%
98%
Accurate No. 2
50%
89%
100%
Accurate No. 5
40%
88%
100%
Accurate No. 7
48%
87%
100%
Accurate No. 9
54%
87%
100%
Accurate Solo 1000
52%
87%
100%
Accurate Solo 1250
53%
87%
100%
Accurate TCM
55%
90%
100%
Alliant 2400
58%
79%
100%
Alliant BE-86
53%
89%
100%
Alliant BLUE DOT
63%
87%
100%
Alliant BULLSEYE
46%
86%
100%
Alliant Herco
63%
90%
100%
Alliant POWER PISTOL
52%
90%
100%
Alliant Reloder-7
77%
62%
92%
Alliant Sport Pistol
44%
89%
100%
Alliant UNIQUE
51%
86%
100%
Baschieri & Pellagri 100
52%
87%
100%
Baschieri & Pellagri 102 Pistol
65%
88%
100%
Baschieri & Pellagri 103 Pistol
50%
89%
100%
Hodgdon H110
60%
68%
99%
Hodgdon HP38
39%
90%
100%
Hodgdon HS-6
42%
86%
100%
Hodgdon LilGun
60%
64%
100%
Hodgdon Longshot
41%
87%
100%
Hodgdon TiteGroup
37%
89%
100%
Hodgdon Universal
48%
87%
100%
Hodgdon CFE Pistol
50%
86%
100%
IMR 4198
82%
67%
93%
IMR 4227
74%
71%
96%
Lovex D032
36%
90%
100%
Lovex D036
40%
88%
100%
Lovex D037.1
48%
87%
100%
Lovex D037.2
54%
87%
100%
Lovex D060
66%
70%
94%
Lovex D063
65%
69%
94%
Lovex S011
45%
90%
100%
Lovex S020
48%
89%
100%
Lovex S040
64%
82%
100%
Lovex S053
73%
68%
99%
Maxam CSB 1
56%
88%
100%
Maxam CSB 2
52%
89%
100%
Maxam CSB 3
53%
87%
100%
Maxam CSB 4
52%
88%
100%
Norma 200
79%
57%
92%
Ramshot Enforcer
57%
77%
100%
Ramshot Silhouette
43%
88%
100%
Ramshot True Blue
41%
89%
100%
Ramshot Zip
38%
86%
100%
ReloadSwiss RS 12
44%
86%
100%
ReloadSwiss RS 20
52%
88%
100%
ReloadSwiss RS 24
53%
90%
100%
ReloadSwiss RS 30
72%
64%
100%
ReloadSwiss RS 36
72%
63%
95%
Rottweil P 801
43%
89%
100%
Rottweil P 806
53%
87%
100%
SNPE Vectan A0
55%
87%
100%
SNPE Vectan BA 9
51%
89%
100%
SNPE Vectan BA6 1/2
81%
81%
100%
SNPE Vectan BA7 1/2
59%
89%
100%
SNPE Vectan BA9 1/2
51%
88%
100%
SNPE Vectan SP 2
47%
90%
100%
Shooters World Auto Pistol
40%
88%
100%
Shooters World Blackout
65%
69%
94%
Shooters World Buffalo Rifle
66%
70%
94%
Shooters World Clean Shot
36%
90%
100%
Shooters World Heavy Pistol
54%
87%
100%
Shooters World Major Pistol
48%
87%
100%
Shooters World Ultimate Pistol
32%
86%
100%
Somchem MP200
48%
88%
100%
Somchem MS200
51%
86%
100%
Somchem S121
31%
89%
100%
Somchem S221
44%
88%
100%
Somchem S265
71%
79%
99%
Vihtavuori 3N37
52%
88%
100%
Vihtavuori 3N38
60%
88%
100%
Vihtavuori N105
62%
87%
100%
Vihtavuori N110
70%
74%
100%
Vihtavuori N120
80%
62%
97%
Vihtavuori N130
86%
63%
91%
Vihtavuori N320
49%
87%
100%
Vihtavuori N330
50%
90%
100%
Vihtavuori N340
52%
88%
100%
Vihtavuori N350
55%
90%
100%
Winchester 231
42%
86%
100%
Winchester 296
58%
63%
97%

Max Load - Barrel Length: 

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AP 100
43%
47%
100%
ADI AP 70N
38%
72%
100%
ADI AR 2205
45%
35%
91%
ADI AR 2207
65%
42%
91%
ADI AS 50N
47%
81%
100%
Accurate 4100
39%
35%
94%
Accurate 5744
57%
56%
90%
Accurate No. 11 FS
50%
41%
91%
Accurate No. 2
41%
63%
100%
Accurate No. 5
27%
49%
100%
Accurate No. 7
30%
40%
100%
Accurate No. 9
33%
37%
98%
Accurate Solo 1000
50%
82%
100%
Accurate Solo 1250
48%
74%
100%
Accurate TCM
33%
38%
99%
Alliant 2400
36%
37%
96%
Alliant BE-86
47%
73%
100%
Alliant BLUE DOT
39%
40%
100%
Alliant BULLSEYE
36%
60%
100%
Alliant Herco
49%
62%
100%
Alliant POWER PISTOL
33%
44%
100%
Alliant Reloder-7
71%
53%
90%
Alliant Sport Pistol
34%
60%
100%
Alliant UNIQUE
41%
63%
100%
Baschieri & Pellagri 100
50%
82%
100%
Baschieri & Pellagri 102 Pistol
60%
77%
100%
Baschieri & Pellagri 103 Pistol
43%
73%
100%
Hodgdon H110
40%
33%
90%
Hodgdon HP38
35%
77%
100%
Hodgdon HS-6
32%
54%
100%
Hodgdon LilGun
38%
29%
95%
Hodgdon Longshot
30%
54%
100%
Hodgdon TiteGroup
35%
85%
100%
Hodgdon Universal
43%
74%
100%
Hodgdon CFE Pistol
44%
72%
100%
IMR 4198
76%
57%
90%
IMR 4227
60%
47%
90%
Lovex D032
32%
75%
100%
Lovex D036
27%
49%
100%
Lovex D037.1
30%
40%
100%
Lovex D037.2
33%
37%
98%
Lovex D060
58%
55%
90%
Lovex D063
58%
55%
90%
Lovex S011
41%
76%
100%
Lovex S020
40%
68%
100%
Lovex S040
41%
36%
96%
Lovex S053
51%
35%
90%
Maxam CSB 1
50%
76%
100%
Maxam CSB 2
48%
80%
100%
Maxam CSB 3
49%
79%
100%
Maxam CSB 4
50%
84%
100%
Norma 200
76%
51%
90%
Ramshot Enforcer
36%
35%
97%
Ramshot Silhouette
34%
59%
100%
Ramshot True Blue
30%
56%
100%
Ramshot Zip
34%
74%
100%
ReloadSwiss RS 12
42%
81%
100%
ReloadSwiss RS 20
43%
64%
100%
ReloadSwiss RS 24
33%
41%
100%
ReloadSwiss RS 30
48%
31%
92%
ReloadSwiss RS 36
62%
47%
90%
Rottweil P 801
42%
84%
100%
Rottweil P 806
35%
44%
100%
SNPE Vectan A0
46%
67%
100%
SNPE Vectan BA 9
45%
73%
100%
SNPE Vectan BA6 1/2
51%
35%
98%
SNPE Vectan BA7 1/2
43%
54%
100%
SNPE Vectan BA9 1/2
44%
72%
100%
SNPE Vectan SP 2
31%
47%
100%
Shooters World Auto Pistol
27%
49%
100%
Shooters World Blackout
58%
55%
90%
Shooters World Buffalo Rifle
58%
55%
90%
Shooters World Clean Shot
32%
75%
100%
Shooters World Heavy Pistol
33%
37%
98%
Shooters World Major Pistol
30%
40%
100%
Shooters World Ultimate Pistol
27%
65%
100%
Somchem MP200
38%
62%
100%
Somchem MS200
43%
66%
100%
Somchem S121
27%
73%
100%
Somchem S221
30%
47%
100%
Somchem S265
47%
38%
90%
Vihtavuori 3N37
39%
54%
100%
Vihtavuori 3N38
39%
43%
100%
Vihtavuori N105
40%
40%
100%
Vihtavuori N110
45%
33%
96%
Vihtavuori N120
62%
38%
90%
Vihtavuori N130
84%
60%
90%
Vihtavuori N320
47%
83%
100%
Vihtavuori N330
43%
73%
100%
Vihtavuori N340
42%
64%
100%
Vihtavuori N350
41%
54%
100%
Winchester 231
38%
74%
100%
Winchester 296
44%
38%
90%

Start Load - Barrel Length: 

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.

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