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Load data for 458 x 2'' American + .458 | 405gr | AlaskaBulletWorks Kodiak FN SPFN

Recommended Powder(s): Accurate 1680, Alliant Reloder-7, IMR 4227, Norma 200, ReloadSwiss RS 36

458 x 2'' American + .458 | 405gr | AlaskaBulletWorks Kodiak FN SPFN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.458 | 405gr | AlaskaBulletWorks Kodiak FN SPFN
Bullet Weight:
405gr | 26.2g
Bullet Diameter:
0.458" | 11.63mm
Bullet Length:
<<locked>>
Caliber:
458 x 2'' American load data
Case Length (l3):
2.000" | 50.8mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
73.0 Grains of Water | 4.74 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
59988 psi | 4136 bar
LID:
LID_B327_C792
Last updated:
2026-05-11

Load data for 64 loads in caliber 458 x 2'' American with .458 | 405gr | AlaskaBulletWorks Kodiak FN SPFN bullet and 32 powders such as Accurate 1680, Alliant Reloder-7, IMR 4227, Norma 200, ReloadSwiss RS 36. 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".

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  • We recommend you limit powder range to relevant brands to speed up re-calculation of results

    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.

    .

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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 AR 2205
<<locked>>
88%
53795
90%
**23
100%
ADI AR 2207
<<locked>>
96%
44425
74%
**85
100%
ADI AR 2219
<<locked>>
97%
41031
68%
**59
95%
Accurate 1680 👍
<<locked>>
92%
53983
90%
**47
99%
Accurate 2015
<<locked>>
97%
32793
55%
**34
96%
[Accurate 2495]*
<<locked>>
97%
23873
40%
**55
92%
Accurate 5744
<<locked>>
86%
53127
89%
**21
100%
Accurate No. 11 FS
<<locked>>
85%
53229
89%
**85
100%
Alliant AR-Comp
<<locked>>
96%
29443
49%
**08
96%
Alliant Reloder-10x
<<locked>>
97%
36999
62%
**09
98%
Alliant Reloder-7 👍
<<locked>>
96%
47282
79%
**85
100%
Baschieri & Pellagri 106
<<locked>>
97%
42235
70%
**03
96%
[Hodgdon CFE BLK]*
<<locked>>
88%
53766
90%
**37
94%
[Hodgdon H322]*
<<locked>>
96%
33968
57%
**44
93%
[Hodgdon H335]*
<<locked>>
96%
39624
66%
**42
94%
Hodgdon H4198
<<locked>>
96%
45919
77%
**29
96%
IMR 4198
<<locked>>
96%
40219
67%
**00
99%
IMR 4227 👍
<<locked>>
95%
53461
89%
**01
100%
Lovex D060
<<locked>>
88%
53127
89%
**21
100%
Lovex D063
<<locked>>
84%
53388
89%
**08
100%
Lovex S053
<<locked>>
96%
53200
89%
**85
100%
Norma 200 👍
<<locked>>
97%
41756
70%
**69
99%
ReloadSwiss RS 36 👍
<<locked>>
95%
52852
88%
**34
100%
SNPE Vectan BA6 1/2
<<locked>>
96%
49110
82%
**27
100%
[SNPE Vectan SP 10]*
<<locked>>
96%
40364
67%
**55
94%
Shooters World Blackout
<<locked>>
84%
53388
89%
**08
100%
Shooters World Buffalo Rifle
<<locked>>
88%
53127
89%
**21
100%
[Somchem S335]*
<<locked>>
97%
30400
51%
**55
92%
Vihtavuori N110
<<locked>>
91%
53940
90%
**23
100%
Vihtavuori N120
<<locked>>
96%
44643
74%
**49
100%
Vihtavuori N130
<<locked>>
97%
36332
61%
**44
97%
[Vihtavuori N133]*
<<locked>>
97%
31821
53%
**65
94%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2205
<<locked>>
81%
43468
72%
**14
100%
ADI AR 2207
<<locked>>
81%
27847
46%
**32
99%
[ADI AR 2219]*
<<locked>>
85%
28500
48%
**39
90%
Accurate 1680
<<locked>>
81%
36927
62%
**27
96%
[Accurate 2015]*
<<locked>>
83%
21683
36%
**01
90%
[Accurate 2495]*
<<locked>>
94%
21712
36%
**99
90%
Accurate 5744
<<locked>>
81%
46369
77%
**42
100%
Accurate No. 11 FS
<<locked>>
81%
47224
79%
**23
100%
[Alliant AR-Comp]*
<<locked>>
84%
20769
35%
**81
90%
[Alliant Reloder-10x]*
<<locked>>
81%
22931
38%
**34
92%
Alliant Reloder-7
<<locked>>
81%
29457
49%
**22
96%
[Baschieri & Pellagri 106]*
<<locked>>
81%
26179
44%
**27
90%
[Hodgdon CFE BLK]*
<<locked>>
81%
43758
73%
**13
91%
[Hodgdon H322]*
<<locked>>
91%
28500
48%
**39
90%
[Hodgdon H335]*
<<locked>>
89%
31212
52%
**98
90%
[Hodgdon H4198]*
<<locked>>
81%
29356
49%
**67
91%
IMR 4198
<<locked>>
81%
26208
44%
**47
95%
IMR 4227
<<locked>>
81%
35781
60%
**81
99%
Lovex D060
<<locked>>
81%
43642
73%
**03
99%
Lovex D063
<<locked>>
81%
48109
80%
**55
100%
Lovex S053
<<locked>>
81%
34461
57%
**59
100%
Norma 200
<<locked>>
81%
25541
43%
**93
95%
ReloadSwiss RS 36
<<locked>>
81%
34287
57%
**98
99%
SNPE Vectan BA6 1/2
<<locked>>
81%
32866
55%
**40
100%
[SNPE Vectan SP 10]*
<<locked>>
88%
30560
51%
**85
90%
Shooters World Blackout
<<locked>>
81%
48109
80%
**55
100%
Shooters World Buffalo Rifle
<<locked>>
81%
43642
73%
**03
99%
[Somchem S335]*
<<locked>>
93%
27166
45%
**93
90%
Vihtavuori N110
<<locked>>
81%
40901
68%
**91
100%
Vihtavuori N120
<<locked>>
81%
28210
47%
**09
100%
[Vihtavuori N130]*
<<locked>>
81%
22858
38%
**85
92%
[Vihtavuori N133]*
<<locked>>
87%
24047
40%
**04
90%

Start Load - Barrel Length: 23.60''

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

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