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Load data for .458 Win.Mag. + .458 | 330gr | Impala LW CFN

Recommended Powder(s): ADI AR 2219, Alliant Reloder-10x, Hodgdon H4198, IMR 4198, Norma 200

.458 Win.Mag. + .458 | 330gr | Impala LW CFN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.458 | 330gr | Impala LW CFN
Bullet Weight:
330gr | 21.4g
Bullet Diameter:
0.458" | 11.63mm
Bullet Length:
1.189" | 30.2mm
Caliber:
.458 Win.Mag. load data
Case Length (l3):
2.500" | 63.5mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.399" | 10.1mm
Shank Seated Depth:
0.399" | 10.1mm
Case Capacity:
95.0 Grains of Water | 6.17 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B3029_C796
Last updated:
2025-01-01

Load data for 104 loads in caliber .458 Win.Mag. with .458 | 330gr | Impala LW CFN bullet and 52 powders such as ADI AR 2219, Alliant Reloder-10x, Hodgdon H4198, IMR 4198, Norma 200. 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>>
84%
55840
90%
**69
100%
ADI AR 2207
<<locked>>
96%
55361
89%
**36
100%
ADI AR 2219 👍
<<locked>>
97%
52272
84%
**59
99%
Accurate 1680
<<locked>>
87%
56043
90%
**23
99%
Accurate 2015
<<locked>>
97%
43569
70%
**02
99%
[Accurate 2230]*
<<locked>>
97%
47543
76%
**41
93%
Accurate 2460
<<locked>>
97%
46253
74%
**51
95%
Accurate 2495
<<locked>>
97%
35157
56%
**43
97%
[Accurate 2520]*
<<locked>>
97%
37521
60%
**52
93%
[Accurate 4064]*
<<locked>>
97%
29051
47%
**98
92%
Alliant AR-Comp
<<locked>>
97%
38566
62%
**88
100%
Alliant Reloder-10x 👍
<<locked>>
97%
48254
77%
**84
100%
Alliant Reloder-7
<<locked>>
94%
55738
89%
**16
100%
Baschieri & Pellagri 106
<<locked>>
97%
53447
86%
**70
99%
[Hodgdon Benchmark]*
<<locked>>
97%
44672
72%
**69
94%
Hodgdon CFE BLK
<<locked>>
94%
55883
90%
**90
96%
Hodgdon H322
<<locked>>
97%
43381
70%
**21
97%
Hodgdon H335
<<locked>>
97%
51488
83%
**52
98%
Hodgdon H4198 👍
<<locked>>
96%
56115
90%
**00
99%
IMR 3031
<<locked>>
97%
33388
54%
**77
95%
IMR 4198 👍
<<locked>>
97%
49690
80%
**54
100%
IMR 4227
<<locked>>
89%
55216
89%
**61
100%
[IMR 8208 XBR]*
<<locked>>
97%
41336
66%
**59
92%
Lovex D060
<<locked>>
84%
56057
90%
**07
100%
Lovex D073.4
<<locked>>
97%
48965
79%
**70
95%
Lovex D073.5
<<locked>>
97%
46383
74%
**48
95%
[Lovex D073.6]*
<<locked>>
97%
34954
56%
**03
92%
Lovex S053
<<locked>>
90%
55405
89%
**34
100%
Norma 200 👍
<<locked>>
97%
55013
88%
**49
100%
[Norma 202]*
<<locked>>
97%
36970
59%
**13
94%
ReloadSwiss RS 36
<<locked>>
90%
55651
89%
**03
100%
ReloadSwiss RS 40
<<locked>>
97%
47065
75%
**64
96%
Rottweil R 901
<<locked>>
97%
42090
67%
**69
95%
SNPE Vectan BA6 1/2
<<locked>>
94%
55985
90%
**97
100%
SNPE Vectan SP 10
<<locked>>
97%
53127
85%
**69
98%
SNPE Vectan Tubal 3000
<<locked>>
97%
41437
66%
**03
95%
[SNPE Vectan Tubal 5000]*
<<locked>>
97%
33272
53%
**59
94%
Shooters World Buffalo Rifle
<<locked>>
84%
56057
90%
**07
100%
[Shooters World Match Rifle]*
<<locked>>
97%
34954
56%
**03
92%
[Shooters World Tactical Rifle]*
<<locked>>
97%
51068
82%
**64
94%
[Somchem S321]*
<<locked>>
97%
44150
71%
**34
93%
Somchem S335
<<locked>>
97%
39276
63%
**93
96%
Vihtavuori N110
<<locked>>
85%
55477
89%
**62
100%
Vihtavuori N120
<<locked>>
97%
53055
85%
**61
100%
Vihtavuori N130
<<locked>>
97%
45020
72%
**82
99%
Vihtavuori N133
<<locked>>
97%
37478
60%
**60
97%
[Vihtavuori N135]*
<<locked>>
97%
28224
45%
**23
93%
[Vihtavuori N140]*
<<locked>>
97%
35201
56%
**51
94%
[Vihtavuori N530]*
<<locked>>
97%
43598
70%
**08
93%
[Vihtavuori N540]*
<<locked>>
97%
34983
56%
**70
93%
[Winchester 748]*
<<locked>>
97%
43337
69%
**41
93%
[Winchester StaBALL Match]*
<<locked>>
97%
47108
76%
**80
92%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2205
<<locked>>
81%
51576
83%
**20
100%
ADI AR 2207
<<locked>>
81%
36289
58%
**51
100%
[ADI AR 2219]*
<<locked>>
81%
31995
51%
**92
93%
Accurate 1680
<<locked>>
81%
46122
74%
**82
98%
[Accurate 2015]*
<<locked>>
81%
27470
44%
**73
94%
[Accurate 2230]*
<<locked>>
91%
38899
62%
**00
90%
[Accurate 2460]*
<<locked>>
87%
33301
53%
**11
90%
[Accurate 2495]*
<<locked>>
81%
21756
35%
**01
91%
[Accurate 2520]*
<<locked>>
90%
30792
49%
**05
90%
[Accurate 4064]*
<<locked>>
93%
26440
42%
**29
90%
Alliant AR-Comp
<<locked>>
81%
24714
40%
**41
95%
Alliant Reloder-10x
<<locked>>
81%
30414
49%
**52
97%
Alliant Reloder-7
<<locked>>
81%
37927
61%
**47
99%
[Baschieri & Pellagri 106]*
<<locked>>
81%
32721
52%
**26
94%
[Hodgdon Benchmark]*
<<locked>>
87%
34243
55%
**69
90%
[Hodgdon CFE BLK]*
<<locked>>
81%
37173
60%
**85
90%
[Hodgdon H322]*
<<locked>>
81%
27398
44%
**70
91%
[Hodgdon H335]*
<<locked>>
81%
31038
50%
**69
91%
Hodgdon H4198
<<locked>>
81%
36013
58%
**75
95%
[IMR 3031]*
<<locked>>
87%
25744
41%
**67
90%
IMR 4198
<<locked>>
81%
32329
52%
**46
98%
IMR 4227
<<locked>>
81%
43410
70%
**97
100%
[IMR 8208 XBR]*
<<locked>>
92%
36608
59%
**64
90%
Lovex D060
<<locked>>
81%
52025
83%
**48
100%
[Lovex D073.4]*
<<locked>>
85%
33678
54%
**01
90%
[Lovex D073.5]*
<<locked>>
87%
32808
53%
**01
90%
[Lovex D073.6]*
<<locked>>
93%
30995
50%
**08
90%
Lovex S053
<<locked>>
81%
42844
69%
**64
100%
Norma 200
<<locked>>
81%
34418
55%
**24
98%
[Norma 202]*
<<locked>>
87%
28601
46%
**16
90%
ReloadSwiss RS 36
<<locked>>
81%
42859
69%
**26
100%
[ReloadSwiss RS 40]*
<<locked>>
84%
31604
51%
**62
90%
[Rottweil R 901]*
<<locked>>
83%
29008
47%
**83
90%
SNPE Vectan BA6 1/2
<<locked>>
81%
39929
64%
**96
100%
[SNPE Vectan SP 10]*
<<locked>>
81%
31937
51%
**92
92%
[SNPE Vectan Tubal 3000]*
<<locked>>
84%
28485
46%
**37
90%
[SNPE Vectan Tubal 5000]*
<<locked>>
89%
26701
43%
**98
90%
Shooters World Buffalo Rifle
<<locked>>
81%
52025
83%
**48
100%
[Shooters World Match Rifle]*
<<locked>>
93%
30995
50%
**08
90%
[Shooters World Tactical Rifle]*
<<locked>>
88%
38232
61%
**57
90%
[Somchem S321]*
<<locked>>
90%
35215
56%
**67
90%
[Somchem S335]*
<<locked>>
82%
26382
42%
**05
90%
Vihtavuori N110
<<locked>>
81%
50372
81%
**97
100%
Vihtavuori N120
<<locked>>
81%
33852
54%
**69
100%
Vihtavuori N130
<<locked>>
81%
29037
47%
**67
96%
[Vihtavuori N133]*
<<locked>>
81%
24352
39%
**42
91%
[Vihtavuori N135]*
<<locked>>
90%
23888
38%
**91
90%
[Vihtavuori N140]*
<<locked>>
89%
28253
45%
**80
90%
[Vihtavuori N530]*
<<locked>>
91%
36143
58%
**67
90%
[Vihtavuori N540]*
<<locked>>
91%
29472
47%
**39
90%
[Winchester 748]*
<<locked>>
90%
35389
57%
**77
90%
[Winchester StaBALL Match]*
<<locked>>
93%
40857
66%
**69
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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