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Load data for .458 Win.Mag. + .458 | 500gr | Speer TBBC

Recommended Powder(s): Accurate 2460, Hodgdon H335, ReloadSwiss RS 40, Somchem S321, Winchester 748

.458 Win.Mag. + .458 | 500gr | Speer TBBC

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.458 | 500gr | Speer TBBC
Manufacturer SKU:
1790
Bullet Weight:
500gr | 32.4g
Bullet Diameter:
0.458" | 11.63mm
Bullet Length:
1.430" | 36.3mm
Caliber:
.458 Win.Mag. load data
Case Length (l3):
2.500" | 63.5mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.640" | 16.3mm
Shank Seated Depth:
0.640" | 16.3mm
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_B6301_C796
Last updated:
2025-01-01

Load data for 160 loads in caliber .458 Win.Mag. with .458 | 500gr | Speer TBBC bullet and 80 powders such as Accurate 2460, Hodgdon H335, ReloadSwiss RS 40, Somchem S321, Winchester 748. 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".

  • Muzzle velocity vs. barrel length

    Every 1 inch additional barrel length increases muzzle velocity by approx. 16 fps

  • 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%
46789
75%
**75
97%
ADI AR 2207
<<locked>>
90%
55941
90%
**69
100%
[ADI AR 2208]*
<<locked>>
97%
39769
64%
**57
94%
ADI AR 2219
<<locked>>
93%
56072
90%
**60
100%
Accurate 2015
<<locked>>
97%
53548
86%
**88
100%
Accurate 2200
<<locked>>
97%
51677
83%
**85
96%
Accurate 2230
<<locked>>
95%
55593
89%
**34
99%
Accurate 2460 👍
<<locked>>
96%
55709
89%
**51
100%
Accurate 2495
<<locked>>
97%
44643
72%
**72
100%
Accurate 2520
<<locked>>
97%
47369
76%
**05
99%
Accurate 4064
<<locked>>
97%
36782
59%
**80
99%
Alliant AR-Comp
<<locked>>
97%
46963
75%
**85
100%
Alliant Reloder- TS 15.5
<<locked>>
97%
37550
60%
**73
96%
Alliant Reloder-10x
<<locked>>
95%
55883
90%
**21
100%
Alliant Reloder-15
<<locked>>
97%
40944
66%
**19
95%
[Alliant Reloder-17]*
<<locked>>
97%
33866
54%
**31
92%
Alliant Reloder-7
<<locked>>
89%
55564
89%
**65
100%
Baschieri & Pellagri 106
<<locked>>
93%
55999
90%
**75
100%
Baschieri & Pellagri 107
<<locked>>
97%
46630
75%
**82
95%
Hodgdon BL-C2
<<locked>>
97%
47776
77%
**24
98%
Hodgdon Benchmark
<<locked>>
97%
53403
86%
**88
99%
Hodgdon CFE BLK
<<locked>>
89%
55288
89%
**75
99%
[Hodgdon CFE223]*
<<locked>>
97%
40553
65%
**23
93%
Hodgdon H322
<<locked>>
97%
52199
84%
**18
100%
Hodgdon H335 👍
<<locked>>
93%
55767
89%
**67
100%
[Hodgdon H380]*
<<locked>>
97%
38943
62%
**77
92%
Hodgdon H4198
<<locked>>
90%
55492
89%
**62
100%
[Hodgdon VARGET]*
<<locked>>
97%
39494
63%
**54
94%
IMR 3031
<<locked>>
97%
40625
65%
**32
100%
[IMR 4064]*
<<locked>>
97%
38479
62%
**37
94%
IMR 4198
<<locked>>
94%
55405
89%
**69
100%
IMR 4227
<<locked>>
84%
55651
89%
**13
100%
IMR 4895
<<locked>>
97%
41800
67%
**42
96%
IMR 8208 XBR
<<locked>>
97%
49705
80%
**88
99%
Lovex D073.4
<<locked>>
94%
55419
89%
**34
100%
Lovex D073.5
<<locked>>
96%
54998
88%
**44
100%
Lovex D073.6
<<locked>>
97%
43772
70%
**59
99%
Lovex S053
<<locked>>
85%
55405
89%
**80
100%
Lovex S060
<<locked>>
97%
48733
78%
**32
97%
Lovex S062
<<locked>>
97%
40335
65%
**86
97%
Norma 200
<<locked>>
91%
55883
90%
**98
100%
Norma 201
<<locked>>
97%
45440
73%
**39
98%
Norma 202
<<locked>>
97%
45556
73%
**55
100%
Norma 203B
<<locked>>
97%
40103
64%
**13
96%
Ramshot Big Game
<<locked>>
97%
41017
66%
**26
95%
Ramshot TAC
<<locked>>
97%
51358
82%
**98
95%
Ramshot Wild Boar
<<locked>>
97%
48515
78%
**05
97%
Ramshot X-Terminator
<<locked>>
97%
55056
88%
**28
98%
ReloadSwiss RS 36
<<locked>>
84%
55201
89%
**39
100%
ReloadSwiss RS 40 👍
<<locked>>
96%
55869
90%
**51
100%
ReloadSwiss RS 52
<<locked>>
97%
38928
62%
**23
97%
[ReloadSwiss RS 60]*
<<locked>>
97%
33402
54%
**21
93%
Rottweil R 901
<<locked>>
97%
50212
81%
**78
100%
Rottweil R 902
<<locked>>
97%
43033
69%
**03
98%
[Rottweil R 903]*
<<locked>>
97%
33866
54%
**24
94%
SNPE Vectan BA6 1/2
<<locked>>
89%
55796
89%
**65
100%
SNPE Vectan SP 10
<<locked>>
93%
55738
89%
**60
100%
[SNPE Vectan SP 11]*
<<locked>>
97%
37028
59%
**67
94%
SNPE Vectan SP 7
<<locked>>
97%
48022
77%
**69
95%
SNPE Vectan SP 9
<<locked>>
97%
45179
72%
**55
97%
SNPE Vectan Tubal 3000
<<locked>>
97%
48936
78%
**16
100%
SNPE Vectan Tubal 5000
<<locked>>
97%
39146
63%
**14
99%
Shooters World Match Rifle
<<locked>>
97%
43772
70%
**59
99%
Shooters World Precision
<<locked>>
97%
40335
65%
**86
97%
Shooters World Tactical Rifle
<<locked>>
93%
55376
89%
**11
99%
Somchem S321 👍
<<locked>>
97%
54244
87%
**60
99%
Somchem S335
<<locked>>
97%
47123
76%
**16
100%
Somchem S341
<<locked>>
97%
47485
76%
**72
97%
Somchem S355
<<locked>>
97%
35433
57%
**34
95%
Vihtavuori N120
<<locked>>
92%
55782
89%
**29
100%
Vihtavuori N130
<<locked>>
97%
53838
86%
**59
100%
Vihtavuori N133
<<locked>>
97%
44672
72%
**77
100%
Vihtavuori N135
<<locked>>
97%
33968
54%
**98
99%
Vihtavuori N140
<<locked>>
97%
42424
68%
**00
99%
[Vihtavuori N150]*
<<locked>>
97%
30458
49%
**26
94%
Vihtavuori N530
<<locked>>
97%
52678
84%
**31
99%
Vihtavuori N540
<<locked>>
97%
42090
67%
**19
99%
[Winchester 6.5 StaBALL]*
<<locked>>
97%
32735
52%
**36
92%
Winchester 748 👍
<<locked>>
97%
52939
85%
**73
100%
Winchester StaBALL Match
<<locked>>
96%
55999
90%
**93
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
81%
28921
46%
**90
91%
ADI AR 2207
<<locked>>
81%
42873
69%
**37
100%
[ADI AR 2208]*
<<locked>>
87%
30255
49%
**93
90%
ADI AR 2219
<<locked>>
81%
38087
61%
**47
99%
Accurate 2015
<<locked>>
81%
32895
53%
**36
100%
[Accurate 2200]*
<<locked>>
82%
32140
52%
**09
90%
[Accurate 2230]*
<<locked>>
81%
33678
54%
**55
94%
Accurate 2460
<<locked>>
81%
33547
54%
**68
96%
Accurate 2495
<<locked>>
81%
26861
43%
**03
98%
Accurate 2520
<<locked>>
81%
27876
45%
**06
95%
Accurate 4064
<<locked>>
83%
24236
39%
**47
95%
Alliant AR-Comp
<<locked>>
81%
28848
46%
**26
100%
[Alliant Reloder- TS 15.5]*
<<locked>>
84%
25643
41%
**44
90%
Alliant Reloder-10x
<<locked>>
81%
36376
58%
**91
100%
[Alliant Reloder-15]*
<<locked>>
85%
28776
46%
**06
90%
[Alliant Reloder-17]*
<<locked>>
94%
30763
49%
**68
90%
Alliant Reloder-7
<<locked>>
81%
44353
71%
**44
100%
Baschieri & Pellagri 106
<<locked>>
81%
38537
62%
**75
100%
[Baschieri & Pellagri 107]*
<<locked>>
85%
31647
51%
**45
90%
[Hodgdon BL-C2]*
<<locked>>
81%
28340
45%
**16
92%
Hodgdon Benchmark
<<locked>>
81%
33431
54%
**19
96%
Hodgdon CFE BLK
<<locked>>
81%
43033
69%
**34
97%
[Hodgdon CFE223]*
<<locked>>
90%
33359
53%
**98
90%
Hodgdon H322
<<locked>>
81%
32242
52%
**49
98%
Hodgdon H335
<<locked>>
81%
36796
59%
**34
98%
[Hodgdon H380]*
<<locked>>
92%
33272
53%
**85
90%
Hodgdon H4198
<<locked>>
81%
42206
68%
**08
100%
[Hodgdon VARGET]*
<<locked>>
87%
30008
48%
**90
90%
IMR 3031
<<locked>>
81%
25469
41%
**60
97%
[IMR 4064]*
<<locked>>
87%
28921
46%
**67
90%
IMR 4198
<<locked>>
81%
38029
61%
**75
100%
IMR 4227
<<locked>>
81%
50647
81%
**64
100%
[IMR 4895]*
<<locked>>
82%
27050
43%
**80
90%
[IMR 8208 XBR]*
<<locked>>
81%
30777
49%
**06
94%
Lovex D073.4
<<locked>>
81%
35114
56%
**81
97%
Lovex D073.5
<<locked>>
81%
33228
53%
**62
96%
[Lovex D073.6]*
<<locked>>
81%
26034
42%
**73
94%
Lovex S053
<<locked>>
81%
49647
80%
**27
100%
[Lovex S060]*
<<locked>>
81%
30821
49%
**63
92%
[Lovex S062]*
<<locked>>
83%
26585
43%
**44
92%
Norma 200
<<locked>>
81%
41278
66%
**41
100%
[Norma 201]*
<<locked>>
81%
28456
46%
**67
93%
Norma 202
<<locked>>
81%
27934
45%
**80
96%
[Norma 203B]*
<<locked>>
84%
27282
44%
**80
90%
[Ramshot Big Game]*
<<locked>>
87%
30153
48%
**32
90%
[Ramshot TAC]*
<<locked>>
86%
36274
58%
**88
90%
[Ramshot Wild Boar]*
<<locked>>
81%
29559
47%
**09
91%
[Ramshot X-Terminator]*
<<locked>>
81%
33547
54%
**39
93%
ReloadSwiss RS 36
<<locked>>
81%
50546
81%
**93
100%
ReloadSwiss RS 40
<<locked>>
81%
34563
55%
**75
97%
[ReloadSwiss RS 52]*
<<locked>>
82%
24990
40%
**50
91%
[ReloadSwiss RS 60]*
<<locked>>
93%
29733
48%
**45
90%
Rottweil R 901
<<locked>>
81%
31763
51%
**13
97%
[Rottweil R 902]*
<<locked>>
82%
27543
44%
**44
92%
[Rottweil R 903]*
<<locked>>
87%
25382
41%
**57
90%
SNPE Vectan BA6 1/2
<<locked>>
81%
45832
73%
**73
100%
SNPE Vectan SP 10
<<locked>>
81%
38551
62%
**50
99%
[SNPE Vectan SP 11]*
<<locked>>
89%
29573
47%
**26
90%
[SNPE Vectan SP 7]*
<<locked>>
86%
33765
54%
**65
90%
[SNPE Vectan SP 9]*
<<locked>>
81%
27920
45%
**67
90%
SNPE Vectan Tubal 3000
<<locked>>
81%
30705
49%
**60
97%
SNPE Vectan Tubal 5000
<<locked>>
86%
28935
46%
**47
97%
[Shooters World Match Rifle]*
<<locked>>
81%
26034
42%
**73
94%
[Shooters World Precision]*
<<locked>>
83%
26585
43%
**44
92%
Shooters World Tactical Rifle
<<locked>>
81%
36637
59%
**78
95%
Somchem S321
<<locked>>
81%
32256
52%
**59
95%
Somchem S335
<<locked>>
81%
29805
48%
**63
97%
[Somchem S341]*
<<locked>>
81%
28442
46%
**70
90%
[Somchem S355]*
<<locked>>
86%
25788
41%
**47
90%
Vihtavuori N120
<<locked>>
81%
40393
65%
**68
100%
Vihtavuori N130
<<locked>>
81%
34040
55%
**19
100%
Vihtavuori N133
<<locked>>
82%
28718
46%
**44
99%
Vihtavuori N135
<<locked>>
87%
25730
41%
**44
97%
Vihtavuori N140
<<locked>>
82%
27108
43%
**50
96%
[Vihtavuori N150]*
<<locked>>
92%
26484
42%
**47
92%
Vihtavuori N530
<<locked>>
81%
32227
52%
**45
95%
Vihtavuori N540
<<locked>>
81%
25788
41%
**40
95%
[Winchester 6.5 StaBALL]*
<<locked>>
94%
30095
48%
**86
90%
Winchester 748
<<locked>>
81%
31285
50%
**62
95%
[Winchester StaBALL Match]*
<<locked>>
81%
33402
54%
**91
94%

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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