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

Recommended Powder(s): Alliant Reloder-16, Hodgdon LVR, Norma URP, ReloadSwiss RS 62, Vihtavuori N550

.375 Ruger + .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 Ruger load data
Case Length (l3):
2.572" | 65.3mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.502" | 12.8mm
Shank Seated Depth:
0.502" | 12.8mm
Case Capacity:
99.0 Grains of Water | 6.43 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
62076 psi | 4280 bar
LID:
LID_B6247_C561
Last updated:
2025-01-01

Load data for 190 loads in caliber .375 Ruger with .375 | 300gr | Speer AGS SP bullet and 95 powders such as Alliant Reloder-16, Hodgdon LVR, Norma URP, ReloadSwiss RS 62, Vihtavuori N550. 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

  • 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>>
86%
55724
90%
**77
100%
ADI AR 2208
<<locked>>
91%
55651
90%
**64
100%
ADI AR 2209
<<locked>>
97%
45701
74%
**85
95%
Accurate 2200
<<locked>>
84%
55724
90%
**51
100%
Accurate 2495
<<locked>>
84%
55288
89%
**21
100%
Accurate 2520
<<locked>>
84%
55332
89%
**48
100%
Accurate 2700
<<locked>>
92%
55724
90%
**21
98%
Accurate 3100
<<locked>>
97%
38189
62%
**60
96%
Accurate 4064
<<locked>>
90%
55448
89%
**51
100%
Accurate 4350
<<locked>>
97%
53214
86%
**00
100%
Alliant AR-Comp
<<locked>>
84%
55782
90%
**02
100%
Alliant Reloder- TS 15.5
<<locked>>
91%
55550
89%
**80
100%
Alliant Reloder-15
<<locked>>
89%
55782
90%
**93
100%
Alliant Reloder-16 👍
<<locked>>
97%
51488
83%
**10
100%
Alliant Reloder-17
<<locked>>
94%
55419
89%
**79
100%
Alliant Reloder-19
<<locked>>
97%
44556
72%
**82
95%
[Alliant Reloder-22]*
<<locked>>
97%
38827
63%
**13
93%
Alliant Reloder-23
<<locked>>
97%
36680
59%
**83
99%
[Alliant Reloder-25]*
<<locked>>
97%
32706
53%
**98
94%
Alliant Reloder-26
<<locked>>
97%
40495
65%
**15
98%
Baschieri & Pellagri 107
<<locked>>
86%
55680
90%
**97
100%
Hodgdon BL-C2
<<locked>>
84%
55521
89%
**84
100%
Hodgdon Benchmark
<<locked>>
83%
55724
90%
**05
100%
Hodgdon CFE223
<<locked>>
89%
55100
89%
**20
100%
Hodgdon H380
<<locked>>
90%
55666
90%
**90
100%
Hodgdon H414
<<locked>>
94%
55796
90%
**43
99%
Hodgdon H4350
<<locked>>
97%
49501
80%
**98
97%
Hodgdon Hybrid 100V
<<locked>>
97%
48095
77%
**05
100%
Hodgdon LVR 👍
<<locked>>
96%
55724
90%
**30
100%
Hodgdon Superperformance
<<locked>>
96%
55230
89%
**62
99%
Hodgdon VARGET
<<locked>>
91%
55187
89%
**61
100%
IMR 3031
<<locked>>
88%
55288
89%
**54
100%
IMR 4064
<<locked>>
92%
55071
89%
**44
100%
IMR 4166 Enduron
<<locked>>
92%
55521
89%
**38
99%
IMR 4350
<<locked>>
97%
52895
85%
**44
98%
IMR 4451 Enduron
<<locked>>
94%
55840
90%
**67
99%
IMR 4831
<<locked>>
97%
45121
73%
**75
99%
IMR 4895
<<locked>>
88%
55753
90%
**00
100%
[IMR 4955 Enduron]*
<<locked>>
97%
42815
69%
**83
92%
IMR 8208 XBR
<<locked>>
84%
55143
89%
**38
100%
Lovex D073.6
<<locked>>
86%
55332
89%
**48
100%
Lovex S060
<<locked>>
86%
55201
89%
**11
100%
Lovex S062
<<locked>>
89%
55782
90%
**51
100%
Lovex S065
<<locked>>
96%
55535
89%
**70
99%
Lovex S070
<<locked>>
97%
54969
89%
**77
99%
[Lovex S071]*
<<locked>>
97%
31908
51%
**36
94%
Norma 201
<<locked>>
87%
55840
90%
**44
100%
Norma 202
<<locked>>
86%
55100
89%
**28
100%
Norma 203B
<<locked>>
89%
55608
90%
**90
100%
Norma 204
<<locked>>
97%
53026
85%
**87
97%
Norma MRP
<<locked>>
97%
41017
66%
**85
96%
Norma URP 👍
<<locked>>
97%
52997
85%
**03
100%
Ramshot Big Game
<<locked>>
89%
55376
89%
**07
100%
Ramshot Hunter
<<locked>>
97%
51213
83%
**87
99%
[Ramshot Magnum]*
<<locked>>
97%
37579
61%
**60
93%
Ramshot TAC
<<locked>>
84%
55521
89%
**61
100%
Ramshot Wild Boar
<<locked>>
84%
55477
89%
**80
100%
ReloadSwiss RS 50
<<locked>>
90%
55637
90%
**70
99%
ReloadSwiss RS 52
<<locked>>
89%
55709
90%
**10
100%
ReloadSwiss RS 60
<<locked>>
96%
55782
90%
**02
100%
ReloadSwiss RS 62 👍
<<locked>>
97%
53200
86%
**26
100%
ReloadSwiss RS 70
<<locked>>
97%
52895
85%
**52
100%
Rottweil R 901
<<locked>>
84%
55738
90%
**11
100%
Rottweil R 902
<<locked>>
88%
55419
89%
**28
100%
Rottweil R 903
<<locked>>
93%
55259
89%
**77
100%
[Rottweil R 904]*
<<locked>>
97%
47427
76%
**69
94%
Rottweil R 905
<<locked>>
97%
43482
70%
**69
95%
Rottweil R 907
<<locked>>
95%
55767
90%
**67
98%
SNPE Vectan SP 11
<<locked>>
92%
55477
89%
**13
100%
SNPE Vectan SP 7
<<locked>>
85%
55608
90%
**57
100%
SNPE Vectan SP 9
<<locked>>
87%
55796
90%
**74
100%
SNPE Vectan Tubal 3000
<<locked>>
86%
55550
89%
**65
100%
SNPE Vectan Tubal 5000
<<locked>>
91%
55651
90%
**62
100%
SNPE Vectan Tubal 7000
<<locked>>
96%
55056
89%
**18
99%
Shooters World Long Rifle
<<locked>>
96%
55535
89%
**70
99%
Shooters World Match Rifle
<<locked>>
86%
55332
89%
**48
100%
Shooters World Precision
<<locked>>
89%
55782
90%
**51
100%
Somchem S335
<<locked>>
86%
55230
89%
**65
100%
Somchem S341
<<locked>>
85%
55361
89%
**51
100%
Somchem S355
<<locked>>
93%
55506
89%
**77
100%
[Somchem S361]*
<<locked>>
97%
48834
79%
**62
93%
Somchem S365
<<locked>>
97%
47268
76%
**51
100%
Somchem S385
<<locked>>
97%
43830
71%
**43
96%
Vihtavuori N133
<<locked>>
88%
55666
90%
**52
100%
Vihtavuori N135
<<locked>>
94%
55143
89%
**95
100%
Vihtavuori N140
<<locked>>
88%
55492
89%
**08
100%
Vihtavuori N150
<<locked>>
97%
53998
87%
**18
100%
Vihtavuori N160
<<locked>>
95%
55172
89%
**90
100%
[Vihtavuori N165]*
<<locked>>
97%
37014
60%
**08
93%
Vihtavuori N540
<<locked>>
88%
55666
90%
**41
100%
Vihtavuori N550 👍
<<locked>>
96%
55782
90%
**39
100%
Vihtavuori N555
<<locked>>
97%
40089
65%
**49
99%
Winchester 6.5 StaBALL
<<locked>>
97%
55405
89%
**70
100%
Winchester 760
<<locked>>
94%
55796
90%
**43
99%
Winchester StaBALL HD
<<locked>>
97%
32721
53%
**90
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
47935
77%
**72
100%
ADI AR 2208
<<locked>>
81%
40712
66%
**44
99%
[ADI AR 2209]*
<<locked>>
87%
33837
55%
**56
90%
Accurate 2200
<<locked>>
81%
50198
81%
**79
100%
Accurate 2495
<<locked>>
81%
49734
80%
**56
100%
Accurate 2520
<<locked>>
81%
50459
81%
**92
100%
[Accurate 2700]*
<<locked>>
81%
39001
63%
**65
94%
[Accurate 3100]*
<<locked>>
85%
25527
41%
**82
90%
Accurate 4064
<<locked>>
81%
41945
68%
**67
100%
Accurate 4350
<<locked>>
81%
30922
50%
**26
96%
Alliant AR-Comp
<<locked>>
81%
50981
82%
**49
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
40654
65%
**64
100%
Alliant Reloder-15
<<locked>>
81%
43555
70%
**20
99%
Alliant Reloder-16
<<locked>>
81%
31604
51%
**39
96%
Alliant Reloder-17
<<locked>>
81%
34969
56%
**47
99%
[Alliant Reloder-19]*
<<locked>>
87%
33185
53%
**52
90%
[Alliant Reloder-22]*
<<locked>>
92%
33040
53%
**88
90%
[Alliant Reloder-23]*
<<locked>>
81%
22771
37%
**23
92%
[Alliant Reloder-25]*
<<locked>>
91%
27354
44%
**51
90%
[Alliant Reloder-26]*
<<locked>>
83%
25280
41%
**34
90%
Baschieri & Pellagri 107
<<locked>>
81%
47427
76%
**82
99%
Hodgdon BL-C2
<<locked>>
81%
50241
81%
**18
100%
Hodgdon Benchmark
<<locked>>
81%
51895
84%
**56
100%
Hodgdon CFE223
<<locked>>
81%
41800
67%
**29
99%
Hodgdon H380
<<locked>>
81%
41031
66%
**74
98%
[Hodgdon H414]*
<<locked>>
81%
36187
58%
**28
94%
[Hodgdon H4350]*
<<locked>>
81%
30458
49%
**47
90%
Hodgdon Hybrid 100V
<<locked>>
81%
28921
47%
**54
97%
Hodgdon LVR
<<locked>>
81%
34127
55%
**75
96%
[Hodgdon Superperformance]*
<<locked>>
81%
32706
53%
**62
92%
Hodgdon VARGET
<<locked>>
81%
40567
65%
**38
99%
IMR 3031
<<locked>>
81%
44251
71%
**10
100%
IMR 4064
<<locked>>
81%
40074
65%
**21
99%
IMR 4166 Enduron
<<locked>>
81%
39813
64%
**95
95%
[IMR 4350]*
<<locked>>
81%
32068
52%
**87
91%
IMR 4451 Enduron
<<locked>>
81%
37681
61%
**82
95%
[IMR 4831]*
<<locked>>
81%
27427
44%
**24
94%
IMR 4895
<<locked>>
81%
44556
72%
**43
100%
[IMR 4955 Enduron]*
<<locked>>
93%
38363
62%
**05
90%
IMR 8208 XBR
<<locked>>
81%
50067
81%
**69
100%
Lovex D073.6
<<locked>>
81%
47456
76%
**49
100%
Lovex S060
<<locked>>
81%
47674
77%
**06
100%
Lovex S062
<<locked>>
81%
42714
69%
**70
100%
Lovex S065
<<locked>>
81%
35070
56%
**36
95%
[Lovex S070]*
<<locked>>
81%
33286
54%
**16
93%
[Lovex S071]*
<<locked>>
90%
25527
41%
**82
90%
Norma 201
<<locked>>
81%
46905
76%
**26
100%
Norma 202
<<locked>>
81%
47442
76%
**29
100%
Norma 203B
<<locked>>
81%
42786
69%
**06
100%
[Norma 204]*
<<locked>>
83%
33504
54%
**46
90%
[Norma MRP]*
<<locked>>
87%
29994
48%
**36
90%
Norma URP
<<locked>>
81%
31517
51%
**29
96%
Ramshot Big Game
<<locked>>
81%
42641
69%
**23
99%
[Ramshot Hunter]*
<<locked>>
81%
30705
49%
**13
93%
[Ramshot Magnum]*
<<locked>>
93%
33069
53%
**59
90%
Ramshot TAC
<<locked>>
81%
50082
81%
**85
99%
Ramshot Wild Boar
<<locked>>
81%
49559
80%
**98
100%
ReloadSwiss RS 50
<<locked>>
81%
41626
67%
**60
97%
ReloadSwiss RS 52
<<locked>>
81%
41945
68%
**20
100%
ReloadSwiss RS 60
<<locked>>
81%
34113
55%
**38
99%
ReloadSwiss RS 62
<<locked>>
81%
30690
49%
**39
95%
[ReloadSwiss RS 70]*
<<locked>>
81%
30893
50%
**36
94%
Rottweil R 901
<<locked>>
81%
51184
82%
**56
100%
Rottweil R 902
<<locked>>
81%
44918
72%
**90
100%
Rottweil R 903
<<locked>>
81%
37869
61%
**21
99%
[Rottweil R 904]*
<<locked>>
88%
36318
59%
**75
90%
[Rottweil R 905]*
<<locked>>
88%
32256
52%
**42
90%
[Rottweil R 907]*
<<locked>>
81%
36303
58%
**52
93%
SNPE Vectan SP 11
<<locked>>
81%
38899
63%
**67
99%
SNPE Vectan SP 7
<<locked>>
81%
48501
78%
**62
99%
SNPE Vectan SP 9
<<locked>>
81%
46485
75%
**49
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
48472
78%
**80
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
40292
65%
**65
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
34185
55%
**87
94%
Shooters World Long Rifle
<<locked>>
81%
35070
56%
**36
95%
Shooters World Match Rifle
<<locked>>
81%
47456
76%
**49
100%
Shooters World Precision
<<locked>>
81%
42714
69%
**70
100%
Somchem S335
<<locked>>
81%
47703
77%
**74
100%
Somchem S341
<<locked>>
81%
48399
78%
**62
100%
Somchem S355
<<locked>>
81%
38566
62%
**24
99%
[Somchem S361]*
<<locked>>
90%
38609
62%
**98
90%
Somchem S365
<<locked>>
81%
28152
45%
**87
98%
[Somchem S385]*
<<locked>>
85%
29428
47%
**64
90%
Vihtavuori N133
<<locked>>
81%
45440
73%
**28
100%
Vihtavuori N135
<<locked>>
81%
37681
61%
**62
100%
Vihtavuori N140
<<locked>>
81%
44150
71%
**67
100%
Vihtavuori N150
<<locked>>
81%
33025
53%
**00
99%
Vihtavuori N160
<<locked>>
81%
34200
55%
**59
97%
[Vihtavuori N165]*
<<locked>>
91%
31038
50%
**83
90%
Vihtavuori N540
<<locked>>
81%
43932
71%
**90
100%
Vihtavuori N550
<<locked>>
81%
34505
56%
**92
96%
[Vihtavuori N555]*
<<locked>>
81%
24105
39%
**88
92%
Winchester 6.5 StaBALL
<<locked>>
81%
32706
53%
**16
98%
[Winchester 760]*
<<locked>>
81%
36187
58%
**28
94%
[Winchester StaBALL HD]*
<<locked>>
84%
22133
36%
**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.

<<locked>>... you need to buy an access license to unlock the data

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