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Load data for .450 N.E. 3 1/4'' + .458 | 300gr | Speer JHP

Recommended Powder(s): IMR 3031

.450 N.E. 3 1/4'' + .458 | 300gr | Speer JHP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.458 | 300gr | Speer JHP
Manufacturer SKU:
2482
Bullet Weight:
300gr | 19.4g
Bullet Diameter:
0.458" | 11.63mm
Bullet Length:
0.828" | 21.0mm
Caliber:
.450 N.E. 3 1/4'' load data
Case Length (l3):
3.250" | 82.5mm
Cartridge Length (C.O.L.):
3.891" | 98.8mm
Seated Depth:
0.187" | 4.8mm
Shank Seated Depth:
0.187" | 4.8mm
Case Capacity:
136.0 Grains of Water | 8.83 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
44237 psi | 3050 bar
LID:
LID_B6297_C765
Last updated:
2025-01-01

Load data for 94 loads in caliber .450 N.E. 3 1/4'' with .458 | 300gr | Speer JHP bullet and 47 powders such as IMR 3031. 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>>
85%
39639
90%
**20
94%
[ADI AR 2208]*
<<locked>>
90%
39552
89%
**90
93%
[Accurate 2200]*
<<locked>>
83%
39653
90%
**64
92%
Accurate 2495
<<locked>>
86%
39726
90%
**56
100%
Accurate 2520
<<locked>>
85%
39465
89%
**40
97%
Accurate 4064
<<locked>>
92%
39784
90%
**53
98%
Alliant AR-Comp
<<locked>>
85%
39726
90%
**56
100%
Alliant Reloder- TS 15.5
<<locked>>
92%
39595
90%
**40
95%
[Alliant Reloder-15]*
<<locked>>
89%
39566
89%
**36
93%
[Alliant Reloder-17]*
<<locked>>
95%
39668
90%
**92
93%
[Baschieri & Pellagri 107]*
<<locked>>
86%
39668
90%
**30
92%
Hodgdon BL-C2
<<locked>>
85%
39508
89%
**46
95%
[Hodgdon CFE223]*
<<locked>>
90%
39740
90%
**49
92%
[Hodgdon VARGET]*
<<locked>>
91%
39552
89%
**90
93%
Hodgdon TrailBoss
<<locked>>
96%
32271
73%
**75
100%
IMR 3031 👍
<<locked>>
89%
39479
89%
**76
99%
[IMR 4064]*
<<locked>>
92%
39682
90%
**87
93%
[IMR 4895]*
<<locked>>
89%
39755
90%
**59
94%
IMR 8208 XBR
<<locked>>
84%
39595
90%
**87
95%
Lovex D073.6
<<locked>>
87%
39581
89%
**43
97%
[Lovex S060]*
<<locked>>
84%
39711
90%
**44
94%
Lovex S062
<<locked>>
90%
39697
90%
**13
96%
Norma 201
<<locked>>
86%
39784
90%
**97
96%
Norma 202
<<locked>>
86%
39494
89%
**10
98%
[Norma 203B]*
<<locked>>
90%
39320
89%
**33
94%
[Ramshot Big Game]*
<<locked>>
90%
39740
90%
**49
93%
[Ramshot Wild Boar]*
<<locked>>
84%
39653
90%
**17
94%
ReloadSwiss RS 14
<<locked>>
97%
32619
74%
**21
100%
ReloadSwiss RS 52
<<locked>>
91%
39595
90%
**82
96%
[ReloadSwiss RS 60]*
<<locked>>
96%
39740
90%
**95
94%
Rottweil R 902
<<locked>>
88%
39494
89%
**84
95%
Rottweil R 903
<<locked>>
94%
39494
89%
**46
95%
[SNPE Vectan SP 11]*
<<locked>>
93%
39784
90%
**53
93%
[SNPE Vectan SP 9]*
<<locked>>
86%
39392
89%
**03
94%
SNPE Vectan Tubal 3000
<<locked>>
84%
39668
90%
**38
98%
SNPE Vectan Tubal 5000
<<locked>>
91%
39769
90%
**51
99%
Shooters World Match Rifle
<<locked>>
87%
39581
89%
**43
97%
Shooters World Precision
<<locked>>
90%
39697
90%
**13
96%
Somchem S335
<<locked>>
85%
39755
90%
**54
99%
[Somchem S341]*
<<locked>>
86%
39653
90%
**00
94%
[Somchem S355]*
<<locked>>
93%
39523
89%
**30
94%
Vihtavuori N133
<<locked>>
87%
39610
90%
**44
100%
Vihtavuori N135
<<locked>>
95%
39668
90%
**13
100%
Vihtavuori N140
<<locked>>
88%
39639
90%
**00
98%
Vihtavuori N150
<<locked>>
97%
37159
84%
**51
95%
Vihtavuori N540
<<locked>>
89%
39813
90%
**26
98%
[Winchester 6.5 StaBALL]*
<<locked>>
97%
39160
89%
**71
93%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
81%
34490
78%
**89
92%
[ADI AR 2208]*
<<locked>>
85%
33678
76%
**46
90%
[Accurate 2200]*
<<locked>>
81%
36651
83%
**95
90%
Accurate 2495
<<locked>>
81%
33518
76%
**15
99%
Accurate 2520
<<locked>>
81%
34476
78%
**18
96%
[Accurate 4064]*
<<locked>>
81%
28195
64%
**61
94%
Alliant AR-Comp
<<locked>>
81%
34621
78%
**48
100%
[Alliant Reloder- TS 15.5]*
<<locked>>
82%
28877
65%
**70
90%
[Alliant Reloder-15]*
<<locked>>
84%
33098
75%
**72
90%
[Alliant Reloder-17]*
<<locked>>
90%
33634
76%
**28
90%
[Baschieri & Pellagri 107]*
<<locked>>
83%
35505
80%
**28
90%
[Hodgdon BL-C2]*
<<locked>>
81%
34534
78%
**31
93%
[Hodgdon CFE223]*
<<locked>>
88%
36680
83%
**84
90%
[Hodgdon VARGET]*
<<locked>>
86%
33678
76%
**46
90%
Hodgdon TrailBoss
<<locked>>
83%
26469
60%
**50
100%
IMR 3031
<<locked>>
81%
30327
69%
**46
97%
[IMR 4064]*
<<locked>>
85%
32953
74%
**30
90%
[IMR 4895]*
<<locked>>
81%
31459
71%
**43
90%
[IMR 8208 XBR]*
<<locked>>
81%
36463
82%
**18
94%
Lovex D073.6
<<locked>>
81%
32111
73%
**62
95%
[Lovex S060]*
<<locked>>
81%
35824
81%
**52
92%
[Lovex S062]*
<<locked>>
81%
30313
69%
**77
92%
[Norma 201]*
<<locked>>
81%
33779
76%
**56
93%
Norma 202
<<locked>>
81%
33721
76%
**82
96%
[Norma 203B]*
<<locked>>
83%
31328
71%
**36
90%
[Ramshot Big Game]*
<<locked>>
84%
33402
76%
**85
90%
[Ramshot Wild Boar]*
<<locked>>
81%
35302
80%
**18
92%
ReloadSwiss RS 14
<<locked>>
81%
25643
58%
**63
100%
[ReloadSwiss RS 52]*
<<locked>>
81%
28514
64%
**87
91%
[ReloadSwiss RS 60]*
<<locked>>
90%
32735
74%
**05
90%
[Rottweil R 902]*
<<locked>>
81%
32097
73%
**03
92%
[Rottweil R 903]*
<<locked>>
86%
29501
67%
**97
90%
[SNPE Vectan SP 11]*
<<locked>>
87%
32837
74%
**82
90%
[SNPE Vectan SP 9]*
<<locked>>
81%
33127
75%
**52
91%
SNPE Vectan Tubal 3000
<<locked>>
81%
35781
81%
**43
97%
SNPE Vectan Tubal 5000
<<locked>>
81%
29022
66%
**92
96%
Shooters World Match Rifle
<<locked>>
81%
32111
73%
**62
95%
[Shooters World Precision]*
<<locked>>
81%
30313
69%
**77
92%
Somchem S335
<<locked>>
81%
35085
79%
**49
98%
[Somchem S341]*
<<locked>>
81%
34026
77%
**62
91%
[Somchem S355]*
<<locked>>
85%
30211
68%
**90
90%
Vihtavuori N133
<<locked>>
81%
33272
75%
**13
99%
Vihtavuori N135
<<locked>>
81%
25730
58%
**72
95%
Vihtavuori N140
<<locked>>
81%
31241
71%
**97
96%
[Vihtavuori N150]*
<<locked>>
86%
26905
61%
**79
90%
Vihtavuori N540
<<locked>>
81%
31038
70%
**16
95%
[Winchester 6.5 StaBALL]*
<<locked>>
91%
32474
73%
**03
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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