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Load data for .450 Rigby + .458 | 250gr | Impala LWHV LS

Recommended Powder(s):

.450 Rigby + .458 | 250gr | Impala LWHV LS

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.458 | 250gr | Impala LWHV LS
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.458" | 11.63mm
Bullet Length:
0.925" | 23.5mm
Caliber:
.450 Rigby load data
Case Length (l3):
2.902" | 73.7mm
Cartridge Length (C.O.L.):
3.694" | 93.8mm
Seated Depth:
0.133" | 3.4mm
Shank Seated Depth:
0.133" | 3.4mm
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_B3027_C768
Last updated:
2025-01-01

Load data for 136 loads in caliber .450 Rigby with .458 | 250gr | Impala LWHV LS bullet and 68 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".

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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%
51372
89%
**73
95%
ADI AR 2207
<<locked>>
85%
51837
89%
**07
100%
ADI AR 2219 👍
<<locked>>
88%
52025
90%
**86
99%
Accurate 2015 👍
<<locked>>
93%
52069
90%
**36
100%
[Accurate 2200]*
<<locked>>
95%
52156
90%
**20
93%
Accurate 2230
<<locked>>
91%
52185
90%
**27
96%
Accurate 2460
<<locked>>
91%
52011
90%
**46
97%
Accurate 2495 👍
<<locked>>
97%
50778
88%
**99
100%
Accurate 2520
<<locked>>
96%
51735
89%
**96
98%
Accurate 4064
<<locked>>
97%
42032
72%
**25
97%
Alliant AR-Comp 👍
<<locked>>
97%
51793
89%
**12
100%
[Alliant Reloder- TS 15.5]*
<<locked>>
97%
41640
72%
**95
93%
Alliant Reloder-10x
<<locked>>
90%
51822
89%
**46
100%
[Alliant Reloder-15]*
<<locked>>
97%
45484
78%
**71
92%
Alliant Reloder-7
<<locked>>
84%
51866
89%
**91
100%
Baschieri & Pellagri 106
<<locked>>
88%
51996
90%
**58
100%
[Baschieri & Pellagri 107]*
<<locked>>
97%
51010
88%
**66
93%
Hodgdon BL-C2
<<locked>>
96%
51663
89%
**05
96%
Hodgdon Benchmark
<<locked>>
93%
52127
90%
**07
97%
Hodgdon CFE BLK
<<locked>>
85%
52054
90%
**71
96%
Hodgdon H322 👍
<<locked>>
94%
52025
90%
**86
99%
Hodgdon H335
<<locked>>
88%
51576
89%
**73
99%
Hodgdon H4198
<<locked>>
86%
51924
89%
**77
99%
Hodgdon TrailBoss
<<locked>>
97%
31908
55%
**36
100%
IMR 3031
<<locked>>
97%
44411
77%
**14
99%
IMR 4198
<<locked>>
90%
51793
89%
**14
100%
[IMR 4895]*
<<locked>>
97%
46195
80%
**10
93%
IMR 8208 XBR
<<locked>>
95%
52054
90%
**56
96%
Lovex D073.4
<<locked>>
90%
51895
89%
**33
97%
Lovex D073.5
<<locked>>
91%
52011
90%
**46
97%
Lovex D073.6
<<locked>>
97%
49240
85%
**50
98%
Lovex S060
<<locked>>
96%
51663
89%
**94
95%
Lovex S062
<<locked>>
97%
44889
77%
**35
95%
Norma 200
<<locked>>
86%
51953
90%
**23
100%
Norma 201
<<locked>>
97%
50488
87%
**30
96%
Norma 202
<<locked>>
97%
50169
86%
**53
98%
[Norma 203B]*
<<locked>>
97%
44614
77%
**54
93%
[Ramshot Big Game]*
<<locked>>
97%
45179
78%
**68
92%
Ramshot Wild Boar
<<locked>>
96%
52141
90%
**86
95%
[Ramshot X-Terminator]*
<<locked>>
92%
51735
89%
**10
94%
ReloadSwiss RS 14
<<locked>>
96%
31894
55%
**78
100%
ReloadSwiss RS 40
<<locked>>
91%
51866
89%
**53
98%
[ReloadSwiss RS 52]*
<<locked>>
97%
43105
74%
**68
94%
Rottweil R 901
<<locked>>
95%
51735
89%
**36
98%
Rottweil R 902
<<locked>>
97%
47761
82%
**61
95%
[Rottweil R 903]*
<<locked>>
97%
38479
66%
**27
91%
SNPE Vectan BA6 1/2
<<locked>>
84%
51605
89%
**35
100%
SNPE Vectan SP 10
<<locked>>
88%
52127
90%
**73
99%
[SNPE Vectan SP 7]*
<<locked>>
96%
52185
90%
**33
92%
[SNPE Vectan SP 9]*
<<locked>>
97%
49472
85%
**23
94%
SNPE Vectan Tubal 3000
<<locked>>
96%
52127
90%
**81
98%
SNPE Vectan Tubal 5000
<<locked>>
97%
42815
74%
**30
98%
Shooters World Match Rifle
<<locked>>
97%
49240
85%
**50
98%
Shooters World Precision
<<locked>>
97%
44889
77%
**35
95%
Shooters World Tactical Rifle
<<locked>>
89%
51880
89%
**07
96%
Somchem S321
<<locked>>
93%
51735
89%
**73
97%
Somchem S335
<<locked>>
97%
51750
89%
**94
99%
Somchem S341
<<locked>>
97%
52156
90%
**50
95%
[Somchem S355]*
<<locked>>
97%
39711
68%
**40
92%
Vihtavuori N120
<<locked>>
87%
51619
89%
**45
100%
Vihtavuori N130
<<locked>>
93%
51866
89%
**84
100%
Vihtavuori N133
<<locked>>
97%
48327
83%
**41
100%
Vihtavuori N135
<<locked>>
97%
37753
65%
**94
98%
Vihtavuori N140
<<locked>>
97%
46891
81%
**54
98%
Vihtavuori N530
<<locked>>
94%
52127
90%
**66
96%
Vihtavuori N540
<<locked>>
97%
46688
80%
**81
98%
Winchester 748
<<locked>>
93%
51648
89%
**09
97%
Winchester StaBALL Match
<<locked>>
91%
51880
89%
**89
95%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
87%
37884
65%
**74
90%
ADI AR 2207
<<locked>>
81%
46282
80%
**09
100%
ADI AR 2219
<<locked>>
81%
41234
71%
**69
97%
Accurate 2015
<<locked>>
81%
35940
62%
**12
98%
[Accurate 2200]*
<<locked>>
90%
44440
77%
**69
90%
[Accurate 2230]*
<<locked>>
81%
37246
64%
**18
91%
[Accurate 2460]*
<<locked>>
81%
37289
64%
**38
93%
Accurate 2495
<<locked>>
81%
30603
53%
**46
96%
[Accurate 2520]*
<<locked>>
81%
30850
53%
**26
91%
[Accurate 4064]*
<<locked>>
81%
25962
45%
**82
90%
Alliant AR-Comp
<<locked>>
81%
31386
54%
**72
99%
[Alliant Reloder- TS 15.5]*
<<locked>>
91%
34838
60%
**28
90%
Alliant Reloder-10x
<<locked>>
81%
39349
68%
**04
99%
[Alliant Reloder-15]*
<<locked>>
93%
39987
69%
**49
90%
Alliant Reloder-7
<<locked>>
81%
47718
82%
**12
100%
Baschieri & Pellagri 106
<<locked>>
81%
41640
72%
**64
98%
[Baschieri & Pellagri 107]*
<<locked>>
92%
42960
74%
**95
90%
[Hodgdon BL-C2]*
<<locked>>
83%
34055
59%
**18
90%
[Hodgdon Benchmark]*
<<locked>>
81%
35969
62%
**56
92%
Hodgdon CFE BLK
<<locked>>
81%
46093
79%
**53
95%
Hodgdon H322
<<locked>>
81%
34983
60%
**15
95%
Hodgdon H335
<<locked>>
81%
40306
69%
**43
96%
Hodgdon H4198
<<locked>>
81%
44280
76%
**33
98%
Hodgdon TrailBoss
<<locked>>
81%
25309
44%
**72
100%
[IMR 3031]*
<<locked>>
81%
28065
48%
**67
93%
IMR 4198
<<locked>>
81%
40089
69%
**87
100%
[IMR 4895]*
<<locked>>
90%
37811
65%
**17
90%
[IMR 8208 XBR]*
<<locked>>
81%
33837
58%
**46
90%
[Lovex D073.4]*
<<locked>>
81%
38812
67%
**64
94%
[Lovex D073.5]*
<<locked>>
81%
36883
64%
**31
93%
[Lovex D073.6]*
<<locked>>
81%
29312
51%
**80
90%
[Lovex S060]*
<<locked>>
85%
37681
65%
**95
90%
[Lovex S062]*
<<locked>>
87%
33214
57%
**49
90%
Norma 200
<<locked>>
81%
44541
77%
**86
100%
[Norma 201]*
<<locked>>
83%
33431
58%
**40
90%
[Norma 202]*
<<locked>>
81%
30864
53%
**97
92%
[Norma 203B]*
<<locked>>
92%
38072
66%
**13
90%
[Ramshot Big Game]*
<<locked>>
93%
40437
70%
**59
90%
[Ramshot Wild Boar]*
<<locked>>
86%
38319
66%
**94
90%
[Ramshot X-Terminator]*
<<locked>>
83%
38798
67%
**44
90%
ReloadSwiss RS 14
<<locked>>
81%
25425
44%
**14
100%
[ReloadSwiss RS 40]*
<<locked>>
81%
37536
65%
**54
94%
[ReloadSwiss RS 52]*
<<locked>>
89%
33417
58%
**15
90%
[Rottweil R 901]*
<<locked>>
81%
35128
61%
**69
94%
[Rottweil R 902]*
<<locked>>
85%
33794
58%
**36
90%
[Rottweil R 903]*
<<locked>>
94%
35230
61%
**48
90%
SNPE Vectan BA6 1/2
<<locked>>
81%
47805
82%
**72
100%
SNPE Vectan SP 10
<<locked>>
81%
41785
72%
**69
96%
[SNPE Vectan SP 7]*
<<locked>>
93%
45992
79%
**18
90%
[SNPE Vectan SP 9]*
<<locked>>
88%
38261
66%
**77
90%
[SNPE Vectan Tubal 3000]*
<<locked>>
81%
32996
57%
**77
93%
[SNPE Vectan Tubal 5000]*
<<locked>>
81%
26905
46%
**07
91%
[Shooters World Match Rifle]*
<<locked>>
81%
29312
51%
**80
90%
[Shooters World Precision]*
<<locked>>
87%
33214
57%
**49
90%
[Shooters World Tactical Rifle]*
<<locked>>
81%
39711
68%
**58
92%
[Somchem S321]*
<<locked>>
81%
35534
61%
**18
91%
[Somchem S335]*
<<locked>>
81%
32561
56%
**84
94%
[Somchem S341]*
<<locked>>
88%
38899
67%
**81
90%
[Somchem S355]*
<<locked>>
94%
36564
63%
**61
90%
Vihtavuori N120
<<locked>>
81%
43178
74%
**04
100%
Vihtavuori N130
<<locked>>
81%
36840
63%
**92
99%
Vihtavuori N133
<<locked>>
81%
30545
53%
**31
96%
[Vihtavuori N135]*
<<locked>>
81%
24062
41%
**87
91%
[Vihtavuori N140]*
<<locked>>
81%
28892
50%
**21
92%
[Vihtavuori N530]*
<<locked>>
81%
34853
60%
**92
91%
[Vihtavuori N540]*
<<locked>>
81%
28485
49%
**28
91%
[Winchester 748]*
<<locked>>
81%
34258
59%
**12
91%
[Winchester StaBALL Match]*
<<locked>>
81%
36637
63%
**58
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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