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Load data for .375 Win. + .375 | 300gr | Speer AGS SP

Recommended Powder(s): Accurate 5744, Lovex D060, ReloadSwiss RS 36, Shooters World Buffalo Rifle

.375 Win. + .375 | 300gr | Speer AGS SP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 300gr | Speer AGS SP
Manufacturer SKU:
2470
Bullet Weight:
300gr | 19.4g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
1.220" | 31.0mm
Caliber:
.375 Win. load data
Case Length (l3):
2.020" | 51.3mm
Cartridge Length (C.O.L.):
2.522" | 64.0mm
Seated Depth:
0.718" | 18.2mm
Shank Seated Depth:
0.718" | 18.2mm
Case Capacity:
48.0 Grains of Water | 3.12 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
55114 psi | 3800 bar
LID:
LID_B6247_C571
Last updated:
2025-01-01

Load data for 0 loads in caliber .375 Win. with .375 | 300gr | Speer AGS SP bullet and 0 powders such as Accurate 5744, Lovex D060, ReloadSwiss RS 36, 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".

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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 2207
<<locked>>
97%
37652
68%
**93
100%
Accurate 1680
<<locked>>
93%
48196
87%
**52
97%
Accurate 5744 👍
<<locked>>
87%
49052
89%
**49
99%
Accurate No. 11 FS
<<locked>>
86%
47993
87%
**16
100%
Alliant Reloder-7
<<locked>>
96%
39494
72%
**80
98%
IMR 4227
<<locked>>
95%
47892
87%
**22
100%
Lovex D060 👍
<<locked>>
89%
49052
89%
**49
99%
Lovex D063
<<locked>>
85%
49023
89%
**39
99%
Lovex S053
<<locked>>
97%
47094
85%
**13
100%
ReloadSwiss RS 36 👍
<<locked>>
96%
46311
84%
**49
100%
Shooters World Blackout
<<locked>>
85%
49023
89%
**39
99%
Shooters World Buffalo Rifle 👍
<<locked>>
89%
49052
89%
**49
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2207
<<locked>>
94%
35027
64%
**57
100%
Accurate 1680
<<locked>>
87%
38406
70%
**40
95%
Accurate 5744
<<locked>>
81%
40814
74%
**50
98%
Accurate No. 11 FS
<<locked>>
81%
41582
75%
**50
100%
Alliant Reloder-7
<<locked>>
93%
36753
67%
**44
97%
IMR 4227
<<locked>>
90%
40944
74%
**50
99%
Lovex D060
<<locked>>
83%
40814
74%
**50
98%
Lovex D063
<<locked>>
81%
42177
77%
**63
99%
Lovex S053
<<locked>>
91%
40698
74%
**47
100%
ReloadSwiss RS 36
<<locked>>
90%
38653
70%
**60
99%
Shooters World Blackout
<<locked>>
81%
42177
77%
**63
99%
Shooters World Buffalo Rifle
<<locked>>
83%
40814
74%
**50
98%

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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