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Load data for .458 Lott + .458 | 350gr | Swift A-Frame

Recommended Powder(s): ADI AR 2219, Baschieri & Pellagri 106, Hodgdon H322, Hodgdon H335, SNPE Vectan SP 10

.458 Lott + .458 | 350gr | Swift A-Frame

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.458 | 350gr | Swift A-Frame
Bullet Weight:
350gr | 22.7g
Bullet Diameter:
0.458" | 11.63mm
Bullet Length:
0.970" | 24.6mm
Caliber:
.458 Lott load data
Case Length (l3):
2.800" | 71.1mm
Cartridge Length (C.O.L.):
3.200" | 81.3mm
Seated Depth:
0.570" | 14.5mm
Shank Seated Depth:
0.570" | 14.5mm
Case Capacity:
110.0 Grains of Water | 7.14 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B10880_C790
Last updated:
2025-02-02

Load data for 130 loads in caliber .458 Lott with .458 | 350gr | Swift A-Frame bullet and 65 powders such as ADI AR 2219, Baschieri & Pellagri 106, Hodgdon H322, Hodgdon H335, SNPE Vectan SP 10. 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 2206H]*
<<locked>>
97%
45527
73%
**44
94%
ADI AR 2207
<<locked>>
91%
55419
89%
**00
100%
ADI AR 2219 👍
<<locked>>
94%
56101
90%
**98
100%
Accurate 1680
<<locked>>
83%
55724
89%
**00
100%
Accurate 2015
<<locked>>
97%
51068
82%
**84
100%
[Accurate 2200]*
<<locked>>
97%
49153
79%
**41
92%
Accurate 2230
<<locked>>
97%
55956
90%
**46
97%
Accurate 2460
<<locked>>
97%
54520
87%
**49
98%
Accurate 2495
<<locked>>
97%
43511
70%
**57
100%
Accurate 2520
<<locked>>
97%
45092
72%
**70
97%
Accurate 4064
<<locked>>
97%
35810
57%
**26
96%
Alliant AR-Comp
<<locked>>
97%
44628
72%
**70
100%
[Alliant Reloder- TS 15.5]*
<<locked>>
97%
36390
58%
**00
92%
Alliant Reloder-10x
<<locked>>
97%
55274
89%
**49
100%
Alliant Reloder-7
<<locked>>
90%
56115
90%
**00
100%
Baschieri & Pellagri 106 👍
<<locked>>
94%
56101
90%
**93
100%
[Baschieri & Pellagri 107]*
<<locked>>
97%
44701
72%
**31
91%
Hodgdon BL-C2
<<locked>>
97%
45469
73%
**87
95%
Hodgdon Benchmark
<<locked>>
97%
50952
82%
**57
97%
Hodgdon CFE BLK
<<locked>>
90%
55666
89%
**80
97%
Hodgdon H322 👍
<<locked>>
97%
50401
81%
**20
99%
Hodgdon H335 👍
<<locked>>
95%
55825
90%
**95
99%
Hodgdon H4198
<<locked>>
92%
55912
90%
**87
100%
IMR 3031
<<locked>>
97%
38870
62%
**85
98%
IMR 4198
<<locked>>
96%
56028
90%
**10
100%
IMR 4227
<<locked>>
86%
55883
90%
**41
100%
[IMR 4895]*
<<locked>>
97%
40495
65%
**92
92%
IMR 8208 XBR
<<locked>>
97%
48095
77%
**61
96%
Lovex D073.4
<<locked>>
96%
55883
90%
**56
98%
Lovex D073.5
<<locked>>
97%
54679
88%
**56
98%
Lovex D073.6
<<locked>>
97%
41626
67%
**18
97%
Lovex S053
<<locked>>
87%
55927
90%
**11
100%
[Lovex S060]*
<<locked>>
97%
47427
76%
**95
94%
[Lovex S062]*
<<locked>>
97%
39059
63%
**29
94%
Norma 200
<<locked>>
93%
56115
90%
**39
100%
Norma 201
<<locked>>
97%
44730
72%
**05
95%
Norma 202
<<locked>>
97%
43758
70%
**21
98%
[Norma 203B]*
<<locked>>
97%
38928
62%
**52
92%
[Ramshot Wild Boar]*
<<locked>>
97%
46963
75%
**70
94%
Ramshot X-Terminator
<<locked>>
97%
53142
85%
**03
95%
ReloadSwiss RS 36
<<locked>>
86%
55985
90%
**77
100%
ReloadSwiss RS 40
<<locked>>
97%
54317
87%
**56
98%
[ReloadSwiss RS 52]*
<<locked>>
97%
37420
60%
**49
93%
Rottweil R 901
<<locked>>
97%
49008
79%
**64
98%
[Rottweil R 902]*
<<locked>>
97%
41727
67%
**49
94%
SNPE Vectan BA6 1/2
<<locked>>
90%
55695
89%
**64
100%
SNPE Vectan SP 10 👍
<<locked>>
94%
56043
90%
**92
99%
[SNPE Vectan SP 9]*
<<locked>>
97%
43424
70%
**02
93%
SNPE Vectan Tubal 3000
<<locked>>
97%
46949
75%
**75
98%
SNPE Vectan Tubal 5000
<<locked>>
97%
38000
61%
**47
97%
Shooters World Match Rifle
<<locked>>
97%
41626
67%
**18
97%
[Shooters World Precision]*
<<locked>>
97%
39059
63%
**29
94%
Shooters World Tactical Rifle
<<locked>>
95%
55709
89%
**23
97%
Somchem S321
<<locked>>
97%
51677
83%
**39
97%
Somchem S335
<<locked>>
97%
46093
74%
**92
99%
[Somchem S341]*
<<locked>>
97%
45121
72%
**11
93%
Vihtavuori N120
<<locked>>
94%
55825
90%
**54
100%
Vihtavuori N130
<<locked>>
97%
51880
83%
**51
100%
Vihtavuori N133
<<locked>>
97%
42714
68%
**33
99%
Vihtavuori N135
<<locked>>
97%
32996
53%
**28
97%
Vihtavuori N140
<<locked>>
97%
40785
65%
**46
97%
Vihtavuori N530
<<locked>>
97%
50618
81%
**13
97%
Vihtavuori N540
<<locked>>
97%
40451
65%
**65
97%
Winchester 748
<<locked>>
97%
50169
80%
**49
97%
Winchester StaBALL Match
<<locked>>
97%
54723
88%
**92
96%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
89%
35636
57%
**54
90%
ADI AR 2207
<<locked>>
81%
41350
66%
**10
100%
ADI AR 2219
<<locked>>
81%
36637
59%
**83
97%
Accurate 1680
<<locked>>
81%
52156
84%
**54
100%
Accurate 2015
<<locked>>
81%
31763
51%
**52
98%
[Accurate 2200]*
<<locked>>
92%
42235
68%
**26
90%
[Accurate 2230]*
<<locked>>
81%
33228
53%
**75
90%
[Accurate 2460]*
<<locked>>
81%
32648
52%
**78
92%
Accurate 2495
<<locked>>
81%
26281
42%
**06
95%
[Accurate 2520]*
<<locked>>
81%
26847
43%
**90
90%
[Accurate 4064]*
<<locked>>
82%
23105
37%
**05
90%
Alliant AR-Comp
<<locked>>
81%
28282
45%
**39
98%
[Alliant Reloder- TS 15.5]*
<<locked>>
93%
32489
52%
**15
90%
Alliant Reloder-10x
<<locked>>
81%
35172
56%
**34
99%
Alliant Reloder-7
<<locked>>
81%
43105
69%
**16
100%
Baschieri & Pellagri 106
<<locked>>
81%
37202
60%
**05
98%
[Baschieri & Pellagri 107]*
<<locked>>
94%
41466
66%
**65
90%
[Hodgdon BL-C2]*
<<locked>>
86%
32126
52%
**15
90%
[Hodgdon Benchmark]*
<<locked>>
81%
32547
52%
**19
92%
[Hodgdon CFE BLK]*
<<locked>>
81%
41829
67%
**70
94%
Hodgdon H322
<<locked>>
81%
31169
50%
**65
95%
Hodgdon H335
<<locked>>
81%
35752
57%
**70
96%
Hodgdon H4198
<<locked>>
81%
40495
65%
**51
98%
[IMR 3031]*
<<locked>>
81%
24976
40%
**41
92%
IMR 4198
<<locked>>
81%
36724
59%
**21
100%
IMR 4227
<<locked>>
81%
48646
78%
**49
100%
[IMR 4895]*
<<locked>>
92%
35375
57%
**83
90%
[IMR 8208 XBR]*
<<locked>>
83%
31575
51%
**42
90%
[Lovex D073.4]*
<<locked>>
81%
34316
55%
**01
93%
[Lovex D073.5]*
<<locked>>
81%
32213
52%
**72
92%
[Lovex D073.6]*
<<locked>>
82%
26324
42%
**77
90%
Lovex S053
<<locked>>
81%
47892
77%
**10
100%
[Lovex S060]*
<<locked>>
87%
35795
57%
**85
90%
[Lovex S062]*
<<locked>>
89%
30603
49%
**49
90%
Norma 200
<<locked>>
81%
39900
64%
**03
100%
[Norma 201]*
<<locked>>
84%
30893
50%
**29
90%
[Norma 202]*
<<locked>>
81%
27427
44%
**77
92%
[Norma 203B]*
<<locked>>
94%
35491
57%
**83
90%
[Ramshot Wild Boar]*
<<locked>>
89%
36724
59%
**80
90%
[Ramshot X-Terminator]*
<<locked>>
84%
36303
58%
**18
90%
ReloadSwiss RS 36
<<locked>>
81%
48443
78%
**85
100%
[ReloadSwiss RS 40]*
<<locked>>
81%
33504
54%
**95
93%
[ReloadSwiss RS 52]*
<<locked>>
91%
31734
51%
**15
90%
[Rottweil R 901]*
<<locked>>
81%
31618
51%
**33
94%
[Rottweil R 902]*
<<locked>>
86%
31154
50%
**29
90%
SNPE Vectan BA6 1/2
<<locked>>
81%
44193
71%
**26
100%
SNPE Vectan SP 10
<<locked>>
81%
36941
59%
**87
96%
[SNPE Vectan SP 9]*
<<locked>>
91%
36114
58%
**64
90%
[SNPE Vectan Tubal 3000]*
<<locked>>
81%
29820
48%
**54
93%
[SNPE Vectan Tubal 5000]*
<<locked>>
81%
24439
39%
**29
91%
[Shooters World Match Rifle]*
<<locked>>
82%
26324
42%
**77
90%
[Shooters World Precision]*
<<locked>>
89%
30603
49%
**49
90%
[Shooters World Tactical Rifle]*
<<locked>>
81%
35418
57%
**95
91%
[Somchem S321]*
<<locked>>
81%
31067
50%
**62
90%
[Somchem S335]*
<<locked>>
81%
29240
47%
**64
94%
[Somchem S341]*
<<locked>>
90%
36985
59%
**67
90%
Vihtavuori N120
<<locked>>
81%
38899
62%
**28
100%
Vihtavuori N130
<<locked>>
81%
33141
53%
**42
98%
Vihtavuori N133
<<locked>>
81%
27630
44%
**28
95%
[Vihtavuori N135]*
<<locked>>
81%
21524
35%
**06
91%
[Vihtavuori N140]*
<<locked>>
81%
25875
41%
**11
91%
[Vihtavuori N530]*
<<locked>>
81%
31096
50%
**46
90%
[Vihtavuori N540]*
<<locked>>
81%
25498
41%
**21
90%
[Winchester 748]*
<<locked>>
81%
30472
49%
**65
90%
[Winchester StaBALL Match]*
<<locked>>
83%
34563
55%
**41
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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