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Load data for .450 Rigby + .458 | 302gr | Lehigh Defense Xtreme Penetrator

Recommended Powder(s): Accurate 2460, Accurate 2495, Hodgdon H322, Lovex D073.5, Norma 202

.450 Rigby + .458 | 302gr | Lehigh Defense Xtreme Penetrator

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.458 | 302gr | Lehigh Defense Xtreme Penetrator
Manufacturer SKU:
Penetr 07458302SP
Bullet Weight:
302gr | 19.6g
Bullet Diameter:
0.458" | 11.63mm
Bullet Length:
1.100" | 27.9mm
Caliber:
.450 Rigby load data
Case Length (l3):
2.902" | 73.7mm
Cartridge Length (C.O.L.):
3.671" | 93.2mm
Seated Depth:
0.331" | 8.4mm
Shank Seated Depth:
0.191" | 4.8mm
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_B11025_C768
Last updated:
2025-11-04
Recommended Twist Rate:
1:30 - 1:25

Load data for 154 loads in caliber .450 Rigby with .458 | 302gr | Lehigh Defense Xtreme Penetrator bullet and 77 powders such as Accurate 2460, Accurate 2495, Hodgdon H322, Lovex D073.5, Norma 202. 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>>
96%
52011
90%
**27
97%
ADI AR 2207
<<locked>>
84%
52083
90%
**18
100%
[ADI AR 2208]*
<<locked>>
97%
45150
78%
**72
94%
ADI AR 2219
<<locked>>
87%
52199
90%
**20
100%
Accurate 2015
<<locked>>
92%
51996
90%
**61
100%
Accurate 2200
<<locked>>
93%
51764
89%
**67
95%
Accurate 2230
<<locked>>
90%
51779
89%
**67
97%
Accurate 2460 👍
<<locked>>
90%
52127
90%
**97
99%
Accurate 2495 👍
<<locked>>
96%
51605
89%
**36
100%
Accurate 2520
<<locked>>
95%
51938
90%
**40
99%
Accurate 4064
<<locked>>
97%
43265
75%
**05
99%
Alliant AR-Comp
<<locked>>
95%
52199
90%
**36
100%
Alliant Reloder- TS 15.5
<<locked>>
97%
43091
74%
**89
96%
Alliant Reloder-10x
<<locked>>
89%
52098
90%
**77
100%
Alliant Reloder-15
<<locked>>
97%
47442
82%
**61
95%
[Alliant Reloder-17]*
<<locked>>
97%
38609
67%
**26
92%
Baschieri & Pellagri 106
<<locked>>
87%
51866
89%
**99
100%
Baschieri & Pellagri 107
<<locked>>
96%
51634
89%
**27
95%
Hodgdon BL-C2
<<locked>>
95%
52098
90%
**56
98%
Hodgdon Benchmark
<<locked>>
92%
51880
89%
**51
98%
Hodgdon CFE BLK
<<locked>>
84%
52214
90%
**18
98%
[Hodgdon CFE223]*
<<locked>>
97%
46746
81%
**64
94%
Hodgdon H322 👍
<<locked>>
93%
52199
90%
**20
100%
Hodgdon H335
<<locked>>
87%
51895
89%
**10
100%
[Hodgdon H380]*
<<locked>>
97%
44846
77%
**95
92%
Hodgdon H4198
<<locked>>
85%
51909
89%
**05
100%
[Hodgdon VARGET]*
<<locked>>
97%
44744
77%
**66
94%
Hodgdon TrailBoss
<<locked>>
97%
32039
55%
**39
100%
IMR 3031
<<locked>>
97%
46369
80%
**77
100%
[IMR 4064]*
<<locked>>
97%
43424
75%
**36
94%
IMR 4198
<<locked>>
88%
51648
89%
**22
100%
IMR 4895
<<locked>>
97%
48544
84%
**04
96%
IMR 8208 XBR
<<locked>>
94%
51822
89%
**97
98%
Lovex D073.4
<<locked>>
89%
52112
90%
**81
99%
Lovex D073.5 👍
<<locked>>
90%
52127
90%
**97
99%
Lovex D073.6
<<locked>>
97%
51663
89%
**30
99%
Lovex S060
<<locked>>
95%
51822
89%
**44
97%
Lovex S062
<<locked>>
97%
46282
80%
**12
97%
Norma 200
<<locked>>
85%
52011
90%
**51
100%
Norma 201
<<locked>>
97%
52156
90%
**00
98%
Norma 202 👍
<<locked>>
97%
52025
90%
**13
100%
Norma 203B
<<locked>>
97%
46557
80%
**54
96%
Ramshot Big Game
<<locked>>
97%
46731
81%
**61
95%
[Ramshot TAC]*
<<locked>>
93%
51808
89%
**74
94%
Ramshot Wild Boar
<<locked>>
95%
51982
90%
**30
97%
Ramshot X-Terminator
<<locked>>
91%
52011
90%
**71
97%
ReloadSwiss RS 14
<<locked>>
97%
32053
55%
**81
100%
ReloadSwiss RS 40
<<locked>>
90%
51764
89%
**90
99%
ReloadSwiss RS 52
<<locked>>
97%
44657
77%
**61
97%
[ReloadSwiss RS 60]*
<<locked>>
97%
37942
65%
**17
93%
Rottweil R 901
<<locked>>
94%
52127
90%
**87
99%
Rottweil R 902
<<locked>>
97%
49153
85%
**41
97%
[Rottweil R 903]*
<<locked>>
97%
39697
68%
**20
94%
SNPE Vectan BA6 1/2
<<locked>>
83%
52083
90%
**66
100%
SNPE Vectan SP 10
<<locked>>
86%
51634
89%
**07
99%
[SNPE Vectan SP 11]*
<<locked>>
97%
42192
73%
**82
94%
[SNPE Vectan SP 7]*
<<locked>>
95%
51924
90%
**81
94%
SNPE Vectan SP 9
<<locked>>
97%
51445
89%
**10
97%
SNPE Vectan Tubal 3000
<<locked>>
95%
51779
89%
**22
99%
SNPE Vectan Tubal 5000
<<locked>>
97%
44701
77%
**10
99%
Shooters World Match Rifle
<<locked>>
97%
51663
89%
**30
99%
Shooters World Precision
<<locked>>
97%
46282
80%
**12
97%
Shooters World Tactical Rifle
<<locked>>
88%
51967
90%
**51
98%
Somchem S321
<<locked>>
91%
51779
89%
**13
98%
Somchem S335
<<locked>>
96%
51967
90%
**44
100%
Somchem S341
<<locked>>
96%
51953
90%
**00
97%
Somchem S355
<<locked>>
97%
41292
71%
**33
95%
Vihtavuori N120
<<locked>>
86%
51634
89%
**62
100%
Vihtavuori N130
<<locked>>
92%
51880
89%
**15
100%
Vihtavuori N133
<<locked>>
97%
50299
87%
**05
100%
Vihtavuori N135
<<locked>>
97%
39001
67%
**77
99%
Vihtavuori N140
<<locked>>
97%
48559
84%
**31
99%
[Vihtavuori N150]*
<<locked>>
97%
34447
59%
**66
94%
Vihtavuori N530
<<locked>>
92%
51764
89%
**10
98%
Vihtavuori N540
<<locked>>
97%
48080
83%
**54
99%
Winchester 748
<<locked>>
92%
52141
90%
**56
99%
Winchester StaBALL Match
<<locked>>
90%
51663
89%
**33
97%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
81%
32256
56%
**10
90%
ADI AR 2207
<<locked>>
81%
47355
82%
**49
100%
[ADI AR 2208]*
<<locked>>
89%
35099
60%
**52
90%
ADI AR 2219
<<locked>>
81%
42482
73%
**49
99%
Accurate 2015
<<locked>>
81%
36869
64%
**92
99%
[Accurate 2200]*
<<locked>>
84%
37637
65%
**89
90%
[Accurate 2230]*
<<locked>>
81%
38232
66%
**18
94%
Accurate 2460
<<locked>>
81%
37855
65%
**31
96%
Accurate 2495
<<locked>>
81%
30690
53%
**23
98%
[Accurate 2520]*
<<locked>>
81%
31778
55%
**33
94%
[Accurate 4064]*
<<locked>>
81%
25846
45%
**79
93%
Alliant AR-Comp
<<locked>>
81%
32271
56%
**72
100%
[Alliant Reloder- TS 15.5]*
<<locked>>
85%
29878
51%
**70
90%
Alliant Reloder-10x
<<locked>>
81%
40205
69%
**67
100%
[Alliant Reloder-15]*
<<locked>>
87%
34229
59%
**82
90%
[Alliant Reloder-17]*
<<locked>>
94%
34838
60%
**31
90%
Baschieri & Pellagri 106
<<locked>>
81%
42714
74%
**44
99%
[Baschieri & Pellagri 107]*
<<locked>>
86%
36564
63%
**18
90%
[Hodgdon BL-C2]*
<<locked>>
81%
32126
55%
**49
92%
Hodgdon Benchmark
<<locked>>
81%
36782
63%
**52
95%
Hodgdon CFE BLK
<<locked>>
81%
47543
82%
**33
97%
[Hodgdon CFE223]*
<<locked>>
90%
37608
65%
**74
90%
Hodgdon H322
<<locked>>
81%
35911
62%
**05
98%
Hodgdon H335
<<locked>>
81%
41959
72%
**33
98%
[Hodgdon H380]*
<<locked>>
92%
38435
66%
**64
90%
Hodgdon H4198
<<locked>>
81%
45774
79%
**03
99%
[Hodgdon VARGET]*
<<locked>>
89%
35099
60%
**52
90%
Hodgdon TrailBoss
<<locked>>
87%
27615
48%
**47
100%
IMR 3031
<<locked>>
81%
28239
49%
**64
96%
[IMR 4064]*
<<locked>>
88%
33953
59%
**23
90%
IMR 4198
<<locked>>
81%
41495
72%
**57
100%
[IMR 4895]*
<<locked>>
84%
32155
55%
**43
90%
[IMR 8208 XBR]*
<<locked>>
81%
34185
59%
**33
93%
Lovex D073.4
<<locked>>
81%
39682
68%
**54
96%
Lovex D073.5
<<locked>>
81%
37623
65%
**18
95%
[Lovex D073.6]*
<<locked>>
81%
29588
51%
**74
93%
[Lovex S060]*
<<locked>>
81%
33707
58%
**70
91%
[Lovex S062]*
<<locked>>
81%
28485
49%
**02
90%
Norma 200
<<locked>>
81%
45513
78%
**43
100%
[Norma 201]*
<<locked>>
81%
31647
55%
**70
92%
Norma 202
<<locked>>
81%
31415
54%
**93
95%
[Norma 203B]*
<<locked>>
86%
32343
56%
**36
90%
[Ramshot Big Game]*
<<locked>>
88%
34664
60%
**92
90%
[Ramshot TAC]*
<<locked>>
86%
41046
71%
**71
90%
[Ramshot Wild Boar]*
<<locked>>
81%
32851
57%
**30
90%
[Ramshot X-Terminator]*
<<locked>>
81%
37405
64%
**82
92%
ReloadSwiss RS 14
<<locked>>
83%
25904
45%
**44
100%
ReloadSwiss RS 40
<<locked>>
81%
38595
67%
**44
96%
[ReloadSwiss RS 52]*
<<locked>>
83%
28543
49%
**64
90%
[ReloadSwiss RS 60]*
<<locked>>
94%
33924
58%
**02
90%
Rottweil R 901
<<locked>>
81%
35056
60%
**46
96%
[Rottweil R 902]*
<<locked>>
81%
30037
52%
**25
91%
[Rottweil R 903]*
<<locked>>
89%
30240
52%
**97
90%
SNPE Vectan BA6 1/2
<<locked>>
81%
48820
84%
**23
100%
SNPE Vectan SP 10
<<locked>>
81%
42815
74%
**49
98%
[SNPE Vectan SP 11]*
<<locked>>
90%
33982
59%
**82
90%
[SNPE Vectan SP 7]*
<<locked>>
87%
39146
67%
**48
90%
[SNPE Vectan SP 9]*
<<locked>>
82%
32460
56%
**13
90%
SNPE Vectan Tubal 3000
<<locked>>
81%
33663
58%
**67
96%
[SNPE Vectan Tubal 5000]*
<<locked>>
81%
27122
47%
**20
94%
[Shooters World Match Rifle]*
<<locked>>
81%
29588
51%
**74
93%
[Shooters World Precision]*
<<locked>>
81%
28485
49%
**02
90%
Shooters World Tactical Rifle
<<locked>>
81%
41133
71%
**54
95%
[Somchem S321]*
<<locked>>
81%
36419
63%
**15
94%
Somchem S335
<<locked>>
81%
32866
57%
**74
97%
[Somchem S341]*
<<locked>>
82%
33243
57%
**20
90%
[Somchem S355]*
<<locked>>
88%
30864
53%
**90
90%
Vihtavuori N120
<<locked>>
81%
44251
76%
**51
100%
Vihtavuori N130
<<locked>>
81%
37579
65%
**62
100%
Vihtavuori N133
<<locked>>
81%
31241
54%
**34
98%
[Vihtavuori N135]*
<<locked>>
81%
24004
41%
**93
94%
[Vihtavuori N140]*
<<locked>>
81%
29124
50%
**18
94%
[Vihtavuori N150]*
<<locked>>
89%
27499
47%
**75
90%
[Vihtavuori N530]*
<<locked>>
81%
35824
62%
**92
94%
[Vihtavuori N540]*
<<locked>>
81%
28950
50%
**28
94%
[Winchester 748]*
<<locked>>
81%
35099
61%
**18
94%
[Winchester StaBALL Match]*
<<locked>>
81%
37565
65%
**57
93%

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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