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Load data for .450 Rigby + .458 | 300gr | Barnes TAC-TX BT

Recommended Powder(s): ADI AR 2219, Hodgdon H322, Hodgdon H335, ReloadSwiss RS 40, SNPE Vectan SP 10

.450 Rigby + .458 | 300gr | Barnes TAC-TX BT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.458 | 300gr | Barnes TAC-TX BT
Manufacturer SKU:
30640
Bullet Weight:
300gr | 19.4g
Bullet Diameter:
0.458" | 11.63mm
Bullet Length:
1.280" | 32.5mm
Caliber:
.450 Rigby load data
Case Length (l3):
2.902" | 73.7mm
Cartridge Length (C.O.L.):
3.694" | 93.8mm
Seated Depth:
0.488" | 12.4mm
Shank Seated Depth:
0.331" | 8.4mm
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_B805_C768
Last updated:
2025-02-02
Recommended Twist Rate:
1:24 - 1:20

Load data for 156 loads in caliber .450 Rigby with .458 | 300gr | Barnes TAC-TX BT bullet and 78 powders such as ADI AR 2219, Hodgdon H322, Hodgdon H335, ReloadSwiss RS 40, 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%
50154
86%
**74
96%
ADI AR 2207
<<locked>>
89%
57711
99%
**84
100%
[ADI AR 2208]*
<<locked>>
97%
42511
73%
**03
92%
ADI AR 2219 👍
<<locked>>
92%
57972
100%
**86
100%
Accurate 2015
<<locked>>
97%
56333
97%
**10
100%
Accurate 2200
<<locked>>
97%
54839
95%
**97
95%
Accurate 2230
<<locked>>
94%
57464
99%
**40
98%
Accurate 2460
<<locked>>
95%
57493
99%
**59
99%
Accurate 2495
<<locked>>
97%
48312
83%
**77
100%
Accurate 2520
<<locked>>
97%
51779
89%
**23
99%
Accurate 4064
<<locked>>
97%
39755
69%
**20
98%
Alliant AR-Comp
<<locked>>
97%
50691
87%
**07
100%
[Alliant Reloder- TS 15.5]*
<<locked>>
97%
40277
69%
**20
94%
Alliant Reloder-10x
<<locked>>
95%
57928
100%
**46
100%
[Alliant Reloder-15]*
<<locked>>
97%
44338
76%
**89
94%
Alliant Reloder-7
<<locked>>
88%
57943
100%
**84
100%
Baschieri & Pellagri 106
<<locked>>
92%
57769
100%
**71
100%
[Baschieri & Pellagri 107]*
<<locked>>
97%
49893
86%
**74
94%
Hodgdon BL-C2
<<locked>>
97%
52489
90%
**46
98%
Hodgdon Benchmark
<<locked>>
97%
56492
97%
**97
99%
Hodgdon CFE BLK
<<locked>>
88%
57682
99%
**77
98%
[Hodgdon CFE223]*
<<locked>>
97%
43874
76%
**85
92%
Hodgdon H322 👍
<<locked>>
97%
56101
97%
**59
100%
Hodgdon H335 👍
<<locked>>
92%
57725
100%
**86
100%
Hodgdon H4198
<<locked>>
90%
57754
100%
**77
100%
[Hodgdon VARGET]*
<<locked>>
97%
42090
73%
**97
92%
Hodgdon TrailBoss
<<locked>>
97%
31691
55%
**16
100%
IMR 3031
<<locked>>
97%
43468
75%
**18
99%
[IMR 4064]*
<<locked>>
97%
41075
71%
**71
92%
IMR 4198
<<locked>>
94%
58015
100%
**00
100%
IMR 4227
<<locked>>
84%
57566
99%
**22
100%
IMR 4895
<<locked>>
97%
45324
78%
**22
95%
IMR 8208 XBR
<<locked>>
97%
53359
92%
**97
98%
Lovex D073.4
<<locked>>
93%
57580
99%
**46
99%
Lovex D073.5
<<locked>>
95%
57493
99%
**59
99%
Lovex D073.6
<<locked>>
97%
47601
82%
**51
98%
Lovex S053
<<locked>>
85%
57319
99%
**82
100%
Lovex S060
<<locked>>
97%
51619
89%
**18
96%
Lovex S062
<<locked>>
97%
43294
75%
**43
96%
Norma 200
<<locked>>
91%
57928
100%
**20
100%
Norma 201
<<locked>>
97%
48544
84%
**22
97%
Norma 202
<<locked>>
97%
48849
84%
**48
99%
[Norma 203B]*
<<locked>>
97%
43468
75%
**72
94%
[Ramshot Big Game]*
<<locked>>
97%
43874
76%
**89
93%
[Ramshot TAC]*
<<locked>>
97%
54607
94%
**00
94%
Ramshot Wild Boar
<<locked>>
97%
52692
91%
**17
96%
Ramshot X-Terminator
<<locked>>
96%
57624
99%
**36
97%
ReloadSwiss RS 14
<<locked>>
97%
31734
55%
**55
100%
ReloadSwiss RS 36
<<locked>>
84%
57885
100%
**61
100%
ReloadSwiss RS 40 👍
<<locked>>
95%
57754
100%
**69
99%
ReloadSwiss RS 52
<<locked>>
97%
41684
72%
**85
96%
Rottweil R 901
<<locked>>
97%
52808
91%
**87
99%
Rottweil R 902
<<locked>>
97%
46021
79%
**72
96%
[Rottweil R 903]*
<<locked>>
97%
36608
63%
**38
92%
SNPE Vectan BA6 1/2
<<locked>>
89%
57986
100%
**28
100%
SNPE Vectan SP 10 👍
<<locked>>
91%
57450
99%
**82
100%
[SNPE Vectan SP 11]*
<<locked>>
97%
39610
68%
**97
92%
[SNPE Vectan SP 7]*
<<locked>>
97%
52083
90%
**67
94%
SNPE Vectan SP 9
<<locked>>
97%
48283
83%
**35
95%
SNPE Vectan Tubal 3000
<<locked>>
97%
52388
90%
**12
99%
SNPE Vectan Tubal 5000
<<locked>>
97%
41959
72%
**51
99%
Shooters World Match Rifle
<<locked>>
97%
47601
82%
**51
98%
Shooters World Precision
<<locked>>
97%
43294
75%
**43
96%
Shooters World Tactical Rifle
<<locked>>
93%
57754
100%
**20
98%
Somchem S321
<<locked>>
96%
57566
99%
**89
99%
Somchem S335
<<locked>>
97%
50357
87%
**02
100%
Somchem S341
<<locked>>
97%
50981
88%
**64
96%
[Somchem S355]*
<<locked>>
97%
38130
66%
**54
93%
Vihtavuori N120
<<locked>>
92%
57653
99%
**31
100%
Vihtavuori N130
<<locked>>
97%
57217
99%
**77
100%
Vihtavuori N133
<<locked>>
97%
47442
82%
**49
100%
Vihtavuori N135
<<locked>>
97%
36143
62%
**08
98%
Vihtavuori N140
<<locked>>
97%
45542
79%
**72
99%
[Vihtavuori N150]*
<<locked>>
97%
32547
56%
**00
92%
Vihtavuori N530
<<locked>>
97%
57101
98%
**69
98%
Vihtavuori N540
<<locked>>
97%
45063
78%
**85
98%
Winchester 748
<<locked>>
97%
57000
98%
**12
99%
Winchester StaBALL Match
<<locked>>
95%
57856
100%
**02
98%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
84%
33779
58%
**33
90%
ADI AR 2207
<<locked>>
81%
44831
77%
**00
100%
[ADI AR 2208]*
<<locked>>
92%
36666
63%
**72
90%
ADI AR 2219
<<locked>>
81%
39943
69%
**84
98%
Accurate 2015
<<locked>>
81%
34563
60%
**30
99%
[Accurate 2200]*
<<locked>>
87%
39349
68%
**08
90%
[Accurate 2230]*
<<locked>>
81%
35679
61%
**46
92%
[Accurate 2460]*
<<locked>>
81%
35505
61%
**59
94%
Accurate 2495
<<locked>>
81%
28456
49%
**57
97%
[Accurate 2520]*
<<locked>>
81%
29341
51%
**57
92%
[Accurate 4064]*
<<locked>>
81%
23975
41%
**10
91%
Alliant AR-Comp
<<locked>>
81%
30269
52%
**03
99%
[Alliant Reloder- TS 15.5]*
<<locked>>
89%
30937
53%
**90
90%
Alliant Reloder-10x
<<locked>>
81%
37811
65%
**15
100%
[Alliant Reloder-15]*
<<locked>>
90%
35708
62%
**05
90%
Alliant Reloder-7
<<locked>>
81%
46195
80%
**10
100%
Baschieri & Pellagri 106
<<locked>>
81%
40495
70%
**89
99%
[Baschieri & Pellagri 107]*
<<locked>>
89%
38754
67%
**57
90%
[Hodgdon BL-C2]*
<<locked>>
82%
30545
53%
**90
90%
[Hodgdon Benchmark]*
<<locked>>
81%
34867
60%
**97
93%
Hodgdon CFE BLK
<<locked>>
81%
45179
78%
**77
96%
[Hodgdon CFE223]*
<<locked>>
94%
40132
69%
**00
90%
Hodgdon H322
<<locked>>
81%
33852
58%
**46
97%
Hodgdon H335
<<locked>>
81%
39320
68%
**71
97%
Hodgdon H4198
<<locked>>
81%
43540
75%
**48
99%
[Hodgdon VARGET]*
<<locked>>
92%
36666
63%
**72
90%
Hodgdon TrailBoss
<<locked>>
89%
28195
49%
**44
100%
[IMR 3031]*
<<locked>>
81%
26542
46%
**95
94%
[IMR 4064]*
<<locked>>
92%
35607
61%
**52
90%
IMR 4198
<<locked>>
81%
39363
68%
**02
100%
IMR 4227
<<locked>>
81%
52460
90%
**53
100%
[IMR 4895]*
<<locked>>
88%
33489
58%
**66
90%
[IMR 8208 XBR]*
<<locked>>
81%
32227
56%
**70
91%
Lovex D073.4
<<locked>>
81%
37231
64%
**89
95%
[Lovex D073.5]*
<<locked>>
81%
35244
61%
**56
94%
[Lovex D073.6]*
<<locked>>
81%
27688
48%
**15
92%
Lovex S053
<<locked>>
81%
51169
88%
**00
100%
[Lovex S060]*
<<locked>>
83%
33634
58%
**54
90%
[Lovex S062]*
<<locked>>
85%
29776
51%
**28
90%
Norma 200
<<locked>>
81%
43047
74%
**87
100%
[Norma 201]*
<<locked>>
81%
29704
51%
**05
90%
[Norma 202]*
<<locked>>
81%
29283
50%
**28
93%
[Norma 203B]*
<<locked>>
89%
33953
59%
**66
90%
[Ramshot Big Game]*
<<locked>>
91%
36405
63%
**18
90%
[Ramshot TAC]*
<<locked>>
90%
43352
75%
**97
90%
[Ramshot Wild Boar]*
<<locked>>
84%
34447
59%
**52
90%
[Ramshot X-Terminator]*
<<locked>>
81%
35331
61%
**20
90%
ReloadSwiss RS 14
<<locked>>
85%
26426
46%
**40
100%
ReloadSwiss RS 36
<<locked>>
81%
52489
90%
**89
100%
ReloadSwiss RS 40
<<locked>>
81%
36535
63%
**82
95%
[ReloadSwiss RS 52]*
<<locked>>
86%
29762
51%
**84
90%
Rottweil R 901
<<locked>>
81%
33040
57%
**84
95%
[Rottweil R 902]*
<<locked>>
83%
29588
51%
**02
90%
[Rottweil R 903]*
<<locked>>
92%
31546
54%
**23
90%
SNPE Vectan BA6 1/2
<<locked>>
81%
46775
81%
**77
100%
SNPE Vectan SP 10
<<locked>>
81%
40277
69%
**80
97%
[SNPE Vectan SP 11]*
<<locked>>
94%
35766
62%
**08
90%
[SNPE Vectan SP 7]*
<<locked>>
90%
41162
71%
**71
90%
[SNPE Vectan SP 9]*
<<locked>>
86%
34214
59%
**43
90%
SNPE Vectan Tubal 3000
<<locked>>
81%
31937
55%
**15
95%
[SNPE Vectan Tubal 5000]*
<<locked>>
81%
25715
44%
**64
93%
[Shooters World Match Rifle]*
<<locked>>
81%
27688
48%
**15
92%
[Shooters World Precision]*
<<locked>>
85%
29776
51%
**28
90%
[Shooters World Tactical Rifle]*
<<locked>>
81%
38798
67%
**89
94%
[Somchem S321]*
<<locked>>
81%
34229
59%
**46
93%
Somchem S335
<<locked>>
81%
31067
54%
**11
95%
[Somchem S341]*
<<locked>>
85%
34664
60%
**36
90%
[Somchem S355]*
<<locked>>
91%
32155
55%
**10
90%
Vihtavuori N120
<<locked>>
81%
42018
72%
**05
100%
Vihtavuori N130
<<locked>>
81%
35563
61%
**13
99%
Vihtavuori N133
<<locked>>
81%
29341
51%
**72
97%
[Vihtavuori N135]*
<<locked>>
81%
22568
39%
**31
92%
[Vihtavuori N140]*
<<locked>>
81%
27485
47%
**59
93%
[Vihtavuori N150]*
<<locked>>
93%
28805
50%
**98
90%
[Vihtavuori N530]*
<<locked>>
81%
33721
58%
**30
92%
[Vihtavuori N540]*
<<locked>>
81%
27151
47%
**65
92%
[Winchester 748]*
<<locked>>
81%
33054
57%
**52
93%
[Winchester StaBALL Match]*
<<locked>>
81%
35056
60%
**79
91%

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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