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Load data for .450 Rigby + .458 | 450gr | Barnes X S

Recommended Powder(s):

.450 Rigby + .458 | 450gr | Barnes X S

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.458 | 450gr | Barnes X S
Manufacturer SKU:
45818
Bullet Weight:
450gr | 29.2g
Bullet Diameter:
0.458" | 11.63mm
Bullet Length:
<<locked>>
Caliber:
.450 Rigby load data
Case Length (l3):
2.902" | 73.7mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
133.0 Grains of Water | 8.64 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
58015 psi | 4000 bar
LID:
LID_B818_C768
Last updated:
2026-04-05

Load data for 186 loads in caliber .450 Rigby with .458 | 450gr | Barnes X S bullet and 93 powder(s). 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".

  • No data yet

  • 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>>
88%
52170
90%
**59
100%
ADI AR 2208
<<locked>>
94%
52112
90%
**39
99%
ADI Benchmark 8208
<<locked>>
86%
52098
90%
**29
100%
Accurate 2015
<<locked>>
83%
51822
89%
**54
100%
Accurate 2200
<<locked>>
86%
51924
90%
**16
98%
Accurate 2495
<<locked>>
86%
52040
90%
**23
100%
Accurate 2520
<<locked>>
86%
51953
90%
**46
100%
Accurate 2700
<<locked>>
94%
51663
89%
**77
95%
Accurate 4064
<<locked>>
92%
51924
90%
**46
100%
Accurate 4350
<<locked>>
97%
44150
76%
**10
97%
Alliant AR-Comp
<<locked>>
86%
51895
89%
**10
100%
Alliant Power Pro 2000-MR 👍
<<locked>>
91%
51938
90%
**57
99%
Alliant Reloder- TS 15.5
<<locked>>
94%
51909
89%
**69
100%
Alliant Reloder-15
<<locked>>
91%
51953
90%
**72
99%
Alliant Reloder-16
<<locked>>
97%
44208
76%
**13
98%
Alliant Reloder-17 👍
<<locked>>
97%
50314
87%
**38
100%
Alliant Reloder-23
<<locked>>
97%
32184
55%
**03
95%
[Alliant Reloder-26]*
<<locked>>
97%
34882
60%
**98
93%
Baschieri & Pellagri 107
<<locked>>
89%
52098
90%
**79
99%
Bofors RP3
<<locked>>
93%
51924
90%
**75
100%
Bofors RP7
<<locked>>
97%
51532
89%
**23
95%
Hodgdon BL-C2
<<locked>>
87%
52011
90%
**82
100%
Hodgdon Benchmark
<<locked>>
85%
51764
89%
**83
100%
Hodgdon CFE223 👍
<<locked>>
92%
51924
90%
**11
99%
Hodgdon H322
<<locked>>
85%
52185
90%
**23
100%
Hodgdon H380
<<locked>>
93%
52199
90%
**65
98%
Hodgdon H414
<<locked>>
97%
51866
89%
**18
96%
[Hodgdon H4350]*
<<locked>>
97%
43149
74%
**18
93%
Hodgdon H4895
<<locked>>
87%
51590
89%
**52
100%
Hodgdon Hybrid 100V
<<locked>>
97%
40930
71%
**24
98%
Hodgdon LVR
<<locked>>
97%
48312
83%
**52
97%
[Hodgdon Superperformance]*
<<locked>>
97%
48472
84%
**69
94%
Hodgdon VARGET
<<locked>>
94%
51924
90%
**39
99%
IMR 3031
<<locked>>
91%
51982
90%
**56
100%
IMR 4064
<<locked>>
94%
51605
89%
**26
99%
IMR 4166 Enduron
<<locked>>
94%
51764
89%
**00
96%
[IMR 4350]*
<<locked>>
97%
45266
78%
**57
94%
IMR 4451 Enduron
<<locked>>
96%
51909
89%
**33
96%
IMR 4831
<<locked>>
97%
38435
66%
**95
96%
IMR 4895
<<locked>>
90%
51619
89%
**82
100%
IMR 8208 XBR
<<locked>>
86%
52098
90%
**29
100%
Lovex D073.6
<<locked>>
88%
51750
89%
**46
100%
Lovex S060
<<locked>>
88%
51735
89%
**87
99%
Lovex S062
<<locked>>
91%
51735
89%
**33
100%
Lovex S065
<<locked>>
97%
49487
85%
**06
97%
Lovex S070
<<locked>>
97%
47427
82%
**97
95%
Norma 201
<<locked>>
88%
52025
90%
**23
100%
Norma 202
<<locked>>
88%
51866
89%
**26
100%
Norma 203B
<<locked>>
92%
52040
90%
**75
100%
[Norma 204]*
<<locked>>
97%
45614
79%
**80
92%
Norma URP
<<locked>>
97%
44527
77%
**13
97%
Ramshot Big Game
<<locked>>
92%
51648
89%
**95
99%
Ramshot Hunter
<<locked>>
97%
43758
75%
**97
95%
Ramshot TAC
<<locked>>
86%
51953
90%
**29
98%
Ramshot Wild Boar
<<locked>>
87%
51793
89%
**59
99%
Ramshot X-Terminator
<<locked>>
83%
51416
89%
**03
99%
ReloadSwiss RS 50
<<locked>>
92%
51735
89%
**39
97%
ReloadSwiss RS 52
<<locked>>
89%
51576
89%
**28
99%
ReloadSwiss RS 60 👍
<<locked>>
96%
52025
90%
**70
100%
ReloadSwiss RS 62
<<locked>>
97%
44309
76%
**33
97%
ReloadSwiss RS 70
<<locked>>
97%
45136
78%
**39
96%
Rottweil R 901
<<locked>>
85%
51996
90%
**90
100%
Rottweil R 902
<<locked>>
90%
52170
90%
**16
100%
Rottweil R 903
<<locked>>
95%
51663
89%
**62
100%
Rottweil R 907
<<locked>>
97%
51532
89%
**23
95%
SNPE Vectan SP 11 👍
<<locked>>
95%
52054
90%
**02
99%
SNPE Vectan SP 7
<<locked>>
87%
51837
89%
**33
98%
SNPE Vectan SP 9
<<locked>>
89%
51967
90%
**56
99%
SNPE Vectan Tubal 3000
<<locked>>
87%
51808
89%
**51
100%
SNPE Vectan Tubal 5000
<<locked>>
94%
51967
90%
**60
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
49559
85%
**67
96%
Shooters World Long Rifle
<<locked>>
97%
49487
85%
**06
97%
Shooters World Match Rifle
<<locked>>
88%
51750
89%
**46
100%
Shooters World Precision
<<locked>>
91%
51735
89%
**33
100%
Somchem S321
<<locked>>
83%
51605
89%
**36
100%
Somchem S335
<<locked>>
88%
51808
89%
**60
100%
Somchem S341
<<locked>>
88%
51851
89%
**43
99%
Somchem S355
<<locked>>
95%
51793
89%
**59
100%
Somchem S365
<<locked>>
97%
39827
69%
**67
99%
Vihtavuori N130
<<locked>>
84%
51764
89%
**24
100%
Vihtavuori N133
<<locked>>
90%
52069
90%
**47
100%
Vihtavuori N135
<<locked>>
97%
52214
90%
**03
100%
Vihtavuori N140
<<locked>>
91%
52083
90%
**06
100%
Vihtavuori N150
<<locked>>
97%
46224
80%
**57
100%
Vihtavuori N160
<<locked>>
97%
48762
84%
**36
98%
Vihtavuori N530
<<locked>>
84%
51590
89%
**29
100%
Vihtavuori N540
<<locked>>
91%
51895
89%
**36
100%
Vihtavuori N550
<<locked>>
97%
49414
85%
**85
98%
Vihtavuori N555
<<locked>>
97%
34214
59%
**72
95%
Winchester 6.5 StaBALL
<<locked>>
97%
47297
82%
**93
99%
Winchester 748
<<locked>>
84%
51880
89%
**72
100%
Winchester 760
<<locked>>
97%
51866
89%
**18
96%
[Winchester StaBALL HD]*
<<locked>>
97%
28979
50%
**60
92%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
42482
73%
**11
98%
ADI AR 2208
<<locked>>
81%
36477
63%
**83
96%
ADI Benchmark 8208
<<locked>>
81%
44396
77%
**15
99%
Accurate 2015
<<locked>>
81%
48399
83%
**15
100%
Accurate 2200
<<locked>>
81%
44643
77%
**08
97%
Accurate 2495
<<locked>>
81%
44338
76%
**21
100%
Accurate 2520
<<locked>>
81%
44150
76%
**38
100%
[Accurate 2700]*
<<locked>>
82%
36274
63%
**31
90%
Accurate 4064
<<locked>>
81%
37507
65%
**33
100%
[Accurate 4350]*
<<locked>>
81%
27282
47%
**65
91%
Alliant AR-Comp
<<locked>>
81%
43976
76%
**15
100%
Alliant Power Pro 2000-MR
<<locked>>
81%
38218
66%
**18
96%
Alliant Reloder- TS 15.5
<<locked>>
81%
35752
62%
**06
98%
Alliant Reloder-15
<<locked>>
81%
38421
66%
**56
97%
[Alliant Reloder-16]*
<<locked>>
81%
28485
49%
**65
91%
Alliant Reloder-17
<<locked>>
81%
31227
54%
**73
95%
[Alliant Reloder-23]*
<<locked>>
87%
25034
43%
**00
90%
[Alliant Reloder-26]*
<<locked>>
93%
30777
53%
**96
90%
Baschieri & Pellagri 107
<<locked>>
81%
41336
71%
**08
97%
Bofors RP3
<<locked>>
81%
35708
62%
**16
98%
[Bofors RP7]*
<<locked>>
84%
35404
61%
**47
90%
Hodgdon BL-C2
<<locked>>
81%
43294
75%
**54
99%
Hodgdon Benchmark
<<locked>>
81%
46282
80%
**05
100%
Hodgdon CFE223
<<locked>>
81%
36666
63%
**56
95%
Hodgdon H322
<<locked>>
81%
46804
81%
**47
100%
Hodgdon H380
<<locked>>
81%
36361
63%
**06
95%
[Hodgdon H414]*
<<locked>>
83%
34185
59%
**00
90%
[Hodgdon H4350]*
<<locked>>
90%
36245
62%
**87
90%
Hodgdon H4895
<<locked>>
81%
42772
74%
**18
99%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
26324
45%
**00
92%
[Hodgdon LVR]*
<<locked>>
81%
30400
52%
**08
91%
[Hodgdon Superperformance]*
<<locked>>
89%
37463
65%
**72
90%
Hodgdon VARGET
<<locked>>
81%
36143
62%
**80
96%
IMR 3031
<<locked>>
81%
38754
67%
**69
100%
IMR 4064
<<locked>>
81%
35766
62%
**64
96%
[IMR 4166 Enduron]*
<<locked>>
81%
36100
62%
**34
91%
[IMR 4350]*
<<locked>>
88%
35534
61%
**77
90%
[IMR 4451 Enduron]*
<<locked>>
81%
34011
59%
**18
90%
[IMR 4831]*
<<locked>>
83%
25933
45%
**09
90%
IMR 4895
<<locked>>
81%
39378
68%
**82
98%
IMR 8208 XBR
<<locked>>
81%
44396
77%
**15
99%
Lovex D073.6
<<locked>>
81%
41278
71%
**98
100%
Lovex S060
<<locked>>
81%
42859
74%
**56
98%
Lovex S062
<<locked>>
81%
38392
66%
**23
98%
[Lovex S065]*
<<locked>>
81%
31749
55%
**88
91%
[Lovex S070]*
<<locked>>
84%
32779
56%
**24
90%
Norma 201
<<locked>>
81%
42322
73%
**75
99%
Norma 202
<<locked>>
81%
41945
72%
**82
100%
Norma 203B
<<locked>>
81%
37985
65%
**49
97%
[Norma 204]*
<<locked>>
94%
41466
71%
**11
90%
[Norma URP]*
<<locked>>
81%
28224
49%
**69
91%
Ramshot Big Game
<<locked>>
81%
36970
64%
**52
97%
[Ramshot Hunter]*
<<locked>>
86%
31821
55%
**54
90%
Ramshot TAC
<<locked>>
81%
44295
76%
**15
96%
Ramshot Wild Boar
<<locked>>
81%
43497
75%
**34
98%
Ramshot X-Terminator
<<locked>>
81%
47848
82%
**54
99%
[ReloadSwiss RS 50]*
<<locked>>
81%
36651
63%
**87
92%
ReloadSwiss RS 52
<<locked>>
81%
39566
68%
**38
97%
ReloadSwiss RS 60
<<locked>>
81%
33011
57%
**26
98%
[ReloadSwiss RS 62]*
<<locked>>
82%
27905
48%
**85
90%
[ReloadSwiss RS 70]*
<<locked>>
85%
31256
54%
**47
90%
Rottweil R 901
<<locked>>
81%
46702
81%
**15
100%
Rottweil R 902
<<locked>>
81%
40408
70%
**39
99%
Rottweil R 903
<<locked>>
81%
33620
58%
**67
97%
[Rottweil R 907]*
<<locked>>
84%
35404
61%
**47
90%
SNPE Vectan SP 11
<<locked>>
81%
34272
59%
**00
96%
SNPE Vectan SP 7
<<locked>>
81%
42685
74%
**98
96%
SNPE Vectan SP 9
<<locked>>
81%
40901
70%
**85
98%
SNPE Vectan Tubal 3000
<<locked>>
81%
43729
75%
**36
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
36201
62%
**31
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
83%
32227
56%
**78
90%
[Shooters World Long Rifle]*
<<locked>>
81%
31749
55%
**88
91%
Shooters World Match Rifle
<<locked>>
81%
41278
71%
**98
100%
Shooters World Precision
<<locked>>
81%
38392
66%
**23
98%
Somchem S321
<<locked>>
81%
47732
82%
**83
100%
Somchem S335
<<locked>>
81%
43091
74%
**42
100%
Somchem S341
<<locked>>
81%
42293
73%
**98
98%
Somchem S355
<<locked>>
81%
34577
60%
**73
97%
[Somchem S365]*
<<locked>>
81%
25512
44%
**29
94%
Vihtavuori N130
<<locked>>
81%
48124
83%
**75
100%
Vihtavuori N133
<<locked>>
81%
40886
70%
**93
100%
Vihtavuori N135
<<locked>>
81%
33678
58%
**31
100%
Vihtavuori N140
<<locked>>
81%
39189
68%
**19
100%
Vihtavuori N150
<<locked>>
81%
29646
51%
**55
97%
[Vihtavuori N160]*
<<locked>>
81%
30327
52%
**95
92%
Vihtavuori N530
<<locked>>
81%
46572
80%
**57
100%
Vihtavuori N540
<<locked>>
81%
39102
67%
**42
100%
[Vihtavuori N550]*
<<locked>>
81%
30501
53%
**31
92%
[Vihtavuori N555]*
<<locked>>
86%
25237
43%
**39
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
29428
51%
**52
94%
Winchester 748
<<locked>>
81%
46789
81%
**00
100%
[Winchester 760]*
<<locked>>
83%
34185
59%
**00
90%
[Winchester StaBALL HD]*
<<locked>>
94%
27137
47%
**01
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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