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Load data for .444 Marlin + .429 | 300gr | Barnes Buster

Recommended Powder(s): Accurate 5744, Lovex D060, Lovex D063, Shooters World Blackout, Shooters World Buffalo Rifle

.444 Marlin + .429 | 300gr | Barnes Buster

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.429 | 300gr | Barnes Buster
Manufacturer SKU:
30545
Bullet Weight:
300gr | 19.4g
Bullet Diameter:
0.429" | 10.90mm
Bullet Length:
0.928" | 23.6mm
Caliber:
.444 Marlin load data
Case Length (l3):
2.225" | 56.5mm
Cartridge Length (C.O.L.):
2.531" | 64.3mm
Seated Depth:
0.622" | 15.8mm
Shank Seated Depth:
0.622" | 15.8mm
Case Capacity:
68.0 Grains of Water | 4.42 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
51488 psi | 3550 bar
LID:
LID_B785_C722
Last updated:
2025-02-02

Load data for 42 loads in caliber .444 Marlin with .429 | 300gr | Barnes Buster bullet and 21 powders such as Accurate 5744, Lovex D060, Lovex D063, Shooters World Blackout, Shooters World Buffalo Rifle. 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".

  • Muzzle velocity vs. barrel length

    Every 1 inch additional barrel length increases muzzle velocity by approx. 14.8 fps

  • 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 2205
<<locked>>
92%
50531
98%
**34
100%
ADI AR 2207
<<locked>>
97%
34490
67%
**91
99%
Accurate 1680
<<locked>>
97%
49995
97%
**23
96%
Accurate 5744 👍
<<locked>>
90%
51198
99%
**36
99%
Accurate No. 11 FS
<<locked>>
89%
50676
98%
**03
100%
[Alliant Reloder-10x]*
<<locked>>
97%
27499
53%
**70
92%
Alliant Reloder-7
<<locked>>
97%
37246
72%
**88
96%
Hodgdon LilGun
<<locked>>
85%
50517
98%
**26
100%
IMR 4198
<<locked>>
97%
32735
64%
**96
95%
IMR 4227
<<locked>>
96%
45948
89%
**57
99%
Lovex D060 👍
<<locked>>
92%
50633
98%
**26
99%
Lovex D063 👍
<<locked>>
88%
50372
98%
**13
99%
Lovex S040
<<locked>>
85%
50589
98%
**18
100%
Lovex S053
<<locked>>
97%
43395
84%
**34
100%
[Norma 200]*
<<locked>>
96%
29863
58%
**26
94%
ReloadSwiss RS 36
<<locked>>
97%
44208
86%
**77
99%
SNPE Vectan BA6 1/2
<<locked>>
96%
39740
77%
**83
100%
Shooters World Blackout 👍
<<locked>>
88%
50372
98%
**13
99%
Shooters World Buffalo Rifle 👍
<<locked>>
92%
50633
98%
**26
99%
Vihtavuori N110
<<locked>>
96%
50705
98%
**60
100%
Vihtavuori N120
<<locked>>
96%
31981
62%
**16
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2205
<<locked>>
81%
36129
70%
**57
100%
[ADI AR 2207]*
<<locked>>
81%
20900
41%
**99
93%
[Accurate 1680]*
<<locked>>
83%
31415
61%
**54
90%
Accurate 5744
<<locked>>
81%
38450
75%
**59
97%
Accurate No. 11 FS
<<locked>>
81%
37811
73%
**46
99%
[Alliant Reloder-10x]*
<<locked>>
94%
24961
48%
**11
90%
[Alliant Reloder-7]*
<<locked>>
83%
23728
46%
**32
90%
Hodgdon LilGun
<<locked>>
81%
43308
84%
**54
100%
[IMR 4198]*
<<locked>>
87%
24555
48%
**22
90%
IMR 4227
<<locked>>
81%
28529
55%
**85
95%
Lovex D060
<<locked>>
81%
36274
70%
**23
96%
Lovex D063
<<locked>>
81%
39421
77%
**72
97%
Lovex S040
<<locked>>
81%
44599
87%
**55
100%
Lovex S053
<<locked>>
81%
27137
53%
**78
98%
[Norma 200]*
<<locked>>
88%
22495
44%
**65
90%
[ReloadSwiss RS 36]*
<<locked>>
81%
26397
51%
**85
94%
SNPE Vectan BA6 1/2
<<locked>>
81%
25773
50%
**80
100%
Shooters World Blackout
<<locked>>
81%
39421
77%
**72
97%
Shooters World Buffalo Rifle
<<locked>>
81%
36274
70%
**23
96%
Vihtavuori N110
<<locked>>
81%
32474
63%
**44
100%
[Vihtavuori N120]*
<<locked>>
81%
19986
39%
**44
94%

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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