top of page

Load data for .450 N.E. 3 1/4'' + .458 | 330gr | Impala LW CFN

Recommended Powder(s): Accurate 4064, IMR 3031

.450 N.E. 3 1/4'' + .458 | 330gr | Impala LW CFN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.458 | 330gr | Impala LW CFN
Bullet Weight:
330gr | 21.4g
Bullet Diameter:
0.458" | 11.63mm
Bullet Length:
1.189" | 30.2mm
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:
0.548" | 13.9mm
Shank Seated Depth:
0.548" | 13.9mm
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_B3029_C765
Last updated:
2025-01-01

Load data for 98 loads in caliber .450 N.E. 3 1/4'' with .458 | 330gr | Impala LW CFN bullet and 49 powders such as Accurate 4064, 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".

  • No data yet

  • .

    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.

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%
39624
90%
**43
94%
[ADI AR 2208]*
<<locked>>
90%
39450
89%
**13
93%
[Accurate 2200]*
<<locked>>
83%
39537
89%
**90
92%
Accurate 2495
<<locked>>
85%
39581
89%
**69
100%
Accurate 2520
<<locked>>
85%
39682
90%
**69
98%
Accurate 4064 👍
<<locked>>
91%
39334
89%
**66
99%
Alliant AR-Comp
<<locked>>
85%
39784
90%
**75
100%
Alliant Reloder- TS 15.5
<<locked>>
92%
39682
90%
**72
95%
[Alliant Reloder-15]*
<<locked>>
89%
39697
90%
**62
93%
[Alliant Reloder-17]*
<<locked>>
95%
39479
89%
**08
93%
[Baschieri & Pellagri 107]*
<<locked>>
86%
39523
89%
**49
92%
Hodgdon BL-C2
<<locked>>
85%
39610
90%
**82
96%
[Hodgdon CFE223]*
<<locked>>
90%
39450
89%
**72
92%
[Hodgdon H380]*
<<locked>>
91%
39653
90%
**43
91%
[Hodgdon VARGET]*
<<locked>>
90%
39450
89%
**13
93%
IMR 3031 👍
<<locked>>
89%
39639
90%
**92
99%
[IMR 4064]*
<<locked>>
91%
39465
89%
**07
93%
[IMR 4895]*
<<locked>>
88%
39465
89%
**72
94%
IMR 8208 XBR
<<locked>>
83%
39552
89%
**10
96%
Lovex D073.6
<<locked>>
87%
39682
90%
**69
98%
[Lovex S060]*
<<locked>>
84%
39697
90%
**64
94%
Lovex S062
<<locked>>
89%
39581
89%
**30
96%
Norma 201
<<locked>>
86%
39726
90%
**16
96%
Norma 202
<<locked>>
86%
39740
90%
**43
98%
[Norma 203B]*
<<locked>>
90%
39537
89%
**62
94%
[Ramshot Big Game]*
<<locked>>
90%
39682
90%
**75
93%
[Ramshot Wild Boar]*
<<locked>>
85%
39711
90%
**52
94%
ReloadSwiss RS 14
<<locked>>
96%
32808
74%
**77
100%
ReloadSwiss RS 52
<<locked>>
91%
39465
89%
**08
96%
[ReloadSwiss RS 60]*
<<locked>>
96%
39595
90%
**15
94%
Rottweil R 902
<<locked>>
87%
39581
89%
**03
96%
Rottweil R 903
<<locked>>
94%
39436
89%
**69
95%
[SNPE Vectan SP 11]*
<<locked>>
93%
39668
90%
**75
93%
[SNPE Vectan SP 9]*
<<locked>>
86%
39450
89%
**33
94%
SNPE Vectan Tubal 3000
<<locked>>
84%
39479
89%
**54
98%
SNPE Vectan Tubal 5000
<<locked>>
91%
39726
90%
**74
99%
Shooters World Match Rifle
<<locked>>
87%
39682
90%
**69
98%
Shooters World Precision
<<locked>>
89%
39581
89%
**30
96%
Somchem S335
<<locked>>
85%
39653
90%
**74
99%
[Somchem S341]*
<<locked>>
86%
39740
90%
**30
94%
Somchem S355
<<locked>>
93%
39711
90%
**52
95%
[Somchem S365]*
<<locked>>
97%
32271
73%
**44
92%
Vihtavuori N133
<<locked>>
86%
39508
89%
**70
100%
Vihtavuori N135
<<locked>>
94%
39334
89%
**39
100%
Vihtavuori N140
<<locked>>
88%
39813
90%
**20
98%
Vihtavuori N150
<<locked>>
97%
37260
84%
**87
96%
Vihtavuori N540
<<locked>>
89%
39755
90%
**46
98%
[Vihtavuori N550]*
<<locked>>
97%
39595
90%
**92
92%
[Winchester 6.5 StaBALL]*
<<locked>>
97%
39146
89%
**97
93%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
81%
34940
79%
**28
92%
[ADI AR 2208]*
<<locked>>
84%
33257
75%
**72
90%
[Accurate 2200]*
<<locked>>
81%
37115
84%
**34
91%
Accurate 2495
<<locked>>
81%
34766
79%
**64
99%
Accurate 2520
<<locked>>
81%
35027
79%
**64
96%
Accurate 4064
<<locked>>
81%
29443
67%
**36
95%
Alliant AR-Comp
<<locked>>
81%
35099
79%
**80
100%
[Alliant Reloder- TS 15.5]*
<<locked>>
81%
28732
65%
**03
90%
[Alliant Reloder-15]*
<<locked>>
83%
32474
73%
**88
90%
[Alliant Reloder-17]*
<<locked>>
90%
33141
75%
**48
90%
[Baschieri & Pellagri 107]*
<<locked>>
82%
35085
79%
**38
90%
[Hodgdon BL-C2]*
<<locked>>
81%
34766
79%
**70
94%
[Hodgdon CFE223]*
<<locked>>
87%
36390
82%
**97
90%
[Hodgdon H380]*
<<locked>>
88%
36840
83%
**77
90%
[Hodgdon VARGET]*
<<locked>>
85%
33257
75%
**72
90%
IMR 3031
<<locked>>
81%
31038
70%
**92
97%
[IMR 4064]*
<<locked>>
84%
32387
73%
**46
90%
[IMR 4895]*
<<locked>>
81%
31865
72%
**88
91%
IMR 8208 XBR
<<locked>>
81%
36927
83%
**54
95%
Lovex D073.6
<<locked>>
81%
32735
74%
**11
95%
[Lovex S060]*
<<locked>>
81%
36129
82%
**88
93%
[Lovex S062]*
<<locked>>
81%
30995
70%
**33
92%
[Norma 201]*
<<locked>>
81%
34650
78%
**05
94%
Norma 202
<<locked>>
81%
34301
78%
**25
97%
[Norma 203B]*
<<locked>>
81%
30734
69%
**49
90%
[Ramshot Big Game]*
<<locked>>
83%
32793
74%
**02
90%
[Ramshot Wild Boar]*
<<locked>>
81%
35418
80%
**54
92%
ReloadSwiss RS 14
<<locked>>
93%
31314
71%
**47
100%
[ReloadSwiss RS 52]*
<<locked>>
81%
29283
66%
**43
91%
[ReloadSwiss RS 60]*
<<locked>>
90%
32634
74%
**28
90%
[Rottweil R 902]*
<<locked>>
81%
33112
75%
**56
93%
[Rottweil R 903]*
<<locked>>
84%
28848
65%
**10
90%
[SNPE Vectan SP 11]*
<<locked>>
86%
32750
74%
**08
90%
[SNPE Vectan SP 9]*
<<locked>>
81%
33736
76%
**05
91%
SNPE Vectan Tubal 3000
<<locked>>
81%
36303
82%
**82
97%
SNPE Vectan Tubal 5000
<<locked>>
81%
29588
67%
**51
96%
Shooters World Match Rifle
<<locked>>
81%
32735
74%
**11
95%
[Shooters World Precision]*
<<locked>>
81%
30995
70%
**33
92%
Somchem S335
<<locked>>
81%
35795
81%
**88
98%
[Somchem S341]*
<<locked>>
81%
34272
77%
**02
91%
[Somchem S355]*
<<locked>>
83%
29617
67%
**13
90%
[Somchem S365]*
<<locked>>
94%
29472
67%
**56
90%
Vihtavuori N133
<<locked>>
81%
33765
76%
**52
99%
Vihtavuori N135
<<locked>>
81%
26643
60%
**38
96%
Vihtavuori N140
<<locked>>
81%
31865
72%
**52
96%
[Vihtavuori N150]*
<<locked>>
84%
26252
59%
**05
90%
Vihtavuori N540
<<locked>>
81%
31720
72%
**65
96%
[Vihtavuori N550]*
<<locked>>
94%
36318
82%
**23
90%
[Winchester 6.5 StaBALL]*
<<locked>>
91%
32532
74%
**39
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.

bottom of page