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Load data for .375 Rem. Ultra Mag + .375 | 175gr | CutEdge Maximus

Recommended Powder(s): Alliant Reloder-15, IMR 4895, Norma 203B, Ramshot Big Game, ReloadSwiss RS 52

.375 Rem. Ultra Mag + .375 | 175gr | CutEdge Maximus

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 175gr | CutEdge Maximus
Manufacturer SKU:
Maximus
Bullet Weight:
175gr | 11.3g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
0.917" | 23.3mm
Caliber:
.375 Rem. Ultra Mag load data
Case Length (l3):
2.850" | 72.4mm
Cartridge Length (C.O.L.):
3.365" | 85.5mm
Seated Depth:
0.402" | 10.2mm
Shank Seated Depth:
0.122" | 3.1mm
Case Capacity:
117.0 Grains of Water | 7.60 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B8551_C557
Last updated:
2025-01-01

Load data for 188 loads in caliber .375 Rem. Ultra Mag with .375 | 175gr | CutEdge Maximus bullet and 94 powders such as Alliant Reloder-15, IMR 4895, Norma 203B, Ramshot Big Game, ReloadSwiss RS 52. 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>>
90%
57377
90%
**78
99%
ADI AR 2208
<<locked>>
95%
57145
90%
**51
99%
Accurate 2015
<<locked>>
87%
57145
90%
**76
100%
Accurate 2200
<<locked>>
88%
57174
90%
**32
98%
Accurate 2230
<<locked>>
84%
57363
90%
**22
100%
Accurate 2460
<<locked>>
84%
57072
89%
**19
100%
Accurate 2495
<<locked>>
89%
57043
89%
**41
100%
Accurate 2520
<<locked>>
88%
57261
90%
**58
100%
Accurate 2700
<<locked>>
96%
57159
90%
**46
95%
Accurate 4064
<<locked>>
95%
56956
89%
**48
100%
Accurate 4350
<<locked>>
97%
46340
73%
**27
97%
Alliant AR-Comp
<<locked>>
89%
57334
90%
**32
100%
Alliant Reloder- TS 15.5
<<locked>>
96%
57159
90%
**68
100%
Alliant Reloder-10x
<<locked>>
84%
57232
90%
**96
100%
Alliant Reloder-15 👍
<<locked>>
93%
57377
90%
**91
99%
Alliant Reloder-16
<<locked>>
97%
45788
72%
**33
96%
Alliant Reloder-17
<<locked>>
97%
53156
83%
**07
99%
[Alliant Reloder-23]*
<<locked>>
97%
31995
50%
**85
92%
Baschieri & Pellagri 107
<<locked>>
90%
57319
90%
**71
99%
Hodgdon BL-C2
<<locked>>
88%
56869
89%
**74
100%
Hodgdon Benchmark
<<locked>>
88%
57000
89%
**02
100%
Hodgdon CFE223
<<locked>>
93%
56985
89%
**94
99%
Hodgdon H322
<<locked>>
87%
57246
90%
**45
100%
Hodgdon H380
<<locked>>
95%
57334
90%
**64
98%
Hodgdon H414
<<locked>>
97%
55492
87%
**71
96%
Hodgdon Hybrid 100V
<<locked>>
97%
41901
66%
**05
97%
Hodgdon LVR
<<locked>>
97%
50879
80%
**99
97%
[Hodgdon Superperformance]*
<<locked>>
97%
51401
81%
**12
94%
Hodgdon VARGET
<<locked>>
96%
57145
90%
**51
99%
Hodgdon TrailBoss
<<locked>>
97%
33083
52%
**34
100%
IMR 3031
<<locked>>
93%
57435
90%
**84
100%
IMR 4064
<<locked>>
97%
57392
90%
**48
99%
IMR 4166 Enduron
<<locked>>
97%
57421
90%
**05
96%
IMR 4198
<<locked>>
84%
56942
89%
**59
100%
[IMR 4350]*
<<locked>>
97%
46818
73%
**45
92%
IMR 4451 Enduron
<<locked>>
97%
55390
87%
**96
95%
[IMR 4831]*
<<locked>>
97%
39218
61%
**43
94%
IMR 4895 👍
<<locked>>
93%
57261
90%
**04
99%
IMR 8208 XBR
<<locked>>
89%
57319
90%
**38
100%
Lovex D073.4
<<locked>>
83%
57116
90%
**09
100%
Lovex D073.5
<<locked>>
84%
56855
89%
**09
100%
Lovex D073.6
<<locked>>
90%
57261
90%
**58
100%
Lovex S060
<<locked>>
90%
57421
90%
**05
99%
Lovex S062
<<locked>>
94%
57116
90%
**45
100%
Lovex S065
<<locked>>
97%
50807
80%
**23
96%
[Lovex S070]*
<<locked>>
97%
48588
76%
**97
94%
Norma 201
<<locked>>
91%
57043
89%
**35
100%
Norma 202
<<locked>>
91%
57087
89%
**35
100%
Norma 203B 👍
<<locked>>
94%
57101
89%
**87
99%
Norma URP
<<locked>>
97%
46093
72%
**20
96%
Ramshot Big Game 👍
<<locked>>
93%
57043
89%
**84
99%
[Ramshot Hunter]*
<<locked>>
97%
45382
71%
**94
94%
Ramshot TAC
<<locked>>
88%
57334
90%
**28
98%
Ramshot Wild Boar
<<locked>>
88%
57087
89%
**68
99%
Ramshot X-Terminator
<<locked>>
86%
56913
89%
**09
99%
ReloadSwiss RS 14
<<locked>>
97%
33272
52%
**77
100%
ReloadSwiss RS 40
<<locked>>
85%
57392
90%
**38
100%
ReloadSwiss RS 50
<<locked>>
94%
56942
89%
**25
97%
ReloadSwiss RS 52 👍
<<locked>>
94%
57276
90%
**14
100%
ReloadSwiss RS 60
<<locked>>
97%
51750
81%
**01
100%
ReloadSwiss RS 62
<<locked>>
97%
46006
72%
**33
96%
ReloadSwiss RS 70
<<locked>>
97%
47239
74%
**56
96%
Rottweil R 901
<<locked>>
89%
57014
89%
**22
100%
Rottweil R 902
<<locked>>
93%
56840
89%
**19
100%
Rottweil R 903
<<locked>>
97%
55912
88%
**51
100%
[Rottweil R 907]*
<<locked>>
97%
53330
84%
**59
94%
SNPE Vectan SP 11
<<locked>>
96%
57261
90%
**97
99%
SNPE Vectan SP 7
<<locked>>
89%
56971
89%
**28
98%
SNPE Vectan SP 9
<<locked>>
91%
57116
90%
**61
99%
SNPE Vectan Tubal 3000
<<locked>>
90%
56927
89%
**63
100%
SNPE Vectan Tubal 5000
<<locked>>
96%
56956
89%
**36
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
51474
81%
**68
95%
Shooters World Long Rifle
<<locked>>
97%
50807
80%
**23
96%
Shooters World Match Rifle
<<locked>>
90%
57261
90%
**58
100%
Shooters World Precision
<<locked>>
94%
57116
90%
**45
100%
Somchem S321
<<locked>>
86%
57392
90%
**48
100%
Somchem S335
<<locked>>
90%
57130
90%
**66
100%
Somchem S341
<<locked>>
89%
56753
89%
**19
99%
Somchem S355
<<locked>>
97%
56275
88%
**48
100%
Somchem S365
<<locked>>
97%
40973
64%
**54
98%
Vihtavuori N130
<<locked>>
87%
57348
90%
**43
100%
Vihtavuori N133
<<locked>>
92%
56927
89%
**53
100%
Vihtavuori N135
<<locked>>
97%
53505
84%
**50
100%
Vihtavuori N140
<<locked>>
93%
57159
90%
**05
100%
Vihtavuori N150
<<locked>>
97%
47848
75%
**68
99%
Vihtavuori N160
<<locked>>
97%
51198
80%
**66
97%
Vihtavuori N530
<<locked>>
87%
56753
89%
**51
100%
Vihtavuori N540
<<locked>>
93%
57087
89%
**28
100%
Vihtavuori N550
<<locked>>
97%
51634
81%
**19
97%
[Vihtavuori N555]*
<<locked>>
97%
34418
54%
**84
93%
Winchester 6.5 StaBALL
<<locked>>
97%
49792
78%
**97
99%
Winchester 748
<<locked>>
86%
57058
89%
**84
100%
Winchester 760
<<locked>>
97%
55492
87%
**71
96%
Winchester StaBALL Match
<<locked>>
84%
56869
89%
**64
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
42235
66%
**99
97%
[ADI AR 2208]*
<<locked>>
81%
35810
56%
**15
93%
Accurate 2015
<<locked>>
81%
47616
75%
**35
100%
Accurate 2200
<<locked>>
81%
44527
70%
**02
96%
Accurate 2230
<<locked>>
81%
50691
79%
**14
99%
Accurate 2460
<<locked>>
81%
50778
80%
**14
100%
Accurate 2495
<<locked>>
81%
42467
67%
**02
100%
Accurate 2520
<<locked>>
81%
43830
69%
**31
99%
[Accurate 2700]*
<<locked>>
86%
41307
65%
**64
90%
Accurate 4064
<<locked>>
81%
35462
56%
**48
99%
[Accurate 4350]*
<<locked>>
86%
31067
49%
**56
90%
Alliant AR-Comp
<<locked>>
81%
43932
69%
**28
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
35027
55%
**35
95%
Alliant Reloder-10x
<<locked>>
81%
51837
81%
**23
100%
Alliant Reloder-15
<<locked>>
81%
37869
59%
**10
95%
[Alliant Reloder-16]*
<<locked>>
86%
32460
51%
**85
90%
[Alliant Reloder-17]*
<<locked>>
81%
30501
48%
**53
91%
[Alliant Reloder-23]*
<<locked>>
94%
29022
45%
**97
90%
Baschieri & Pellagri 107
<<locked>>
81%
41597
65%
**82
95%
Hodgdon BL-C2
<<locked>>
81%
43932
69%
**41
98%
Hodgdon Benchmark
<<locked>>
81%
46209
72%
**15
99%
[Hodgdon CFE223]*
<<locked>>
81%
36361
57%
**81
93%
Hodgdon H322
<<locked>>
81%
47152
74%
**81
100%
[Hodgdon H380]*
<<locked>>
81%
35578
56%
**35
92%
[Hodgdon H414]*
<<locked>>
87%
38841
61%
**36
90%
[Hodgdon Hybrid 100V]*
<<locked>>
85%
27818
44%
**21
90%
[Hodgdon LVR]*
<<locked>>
85%
33272
52%
**02
90%
[Hodgdon Superperformance]*
<<locked>>
91%
41611
65%
**95
90%
[Hodgdon VARGET]*
<<locked>>
81%
35505
56%
**08
93%
Hodgdon TrailBoss
<<locked>>
81%
25962
41%
**67
100%
IMR 3031
<<locked>>
81%
38043
60%
**43
100%
[IMR 4064]*
<<locked>>
81%
34751
54%
**92
93%
[IMR 4166 Enduron]*
<<locked>>
84%
38928
61%
**51
90%
IMR 4198
<<locked>>
81%
51909
81%
**87
100%
[IMR 4350]*
<<locked>>
93%
40843
64%
**23
90%
[IMR 4451 Enduron]*
<<locked>>
86%
39218
61%
**77
90%
[IMR 4831]*
<<locked>>
90%
30806
48%
**26
90%
IMR 4895
<<locked>>
81%
38841
61%
**43
96%
IMR 8208 XBR
<<locked>>
81%
44454
70%
**18
98%
Lovex D073.4
<<locked>>
81%
52707
83%
**40
100%
Lovex D073.5
<<locked>>
81%
50401
79%
**14
100%
Lovex D073.6
<<locked>>
81%
40727
64%
**69
99%
Lovex S060
<<locked>>
81%
42757
67%
**36
97%
Lovex S062
<<locked>>
81%
37202
58%
**61
96%
[Lovex S065]*
<<locked>>
85%
34621
54%
**76
90%
[Lovex S070]*
<<locked>>
89%
37811
59%
**67
90%
Norma 201
<<locked>>
81%
41263
65%
**46
98%
Norma 202
<<locked>>
81%
41452
65%
**63
99%
Norma 203B
<<locked>>
81%
37159
58%
**94
95%
[Norma URP]*
<<locked>>
86%
31604
50%
**62
90%
Ramshot Big Game
<<locked>>
81%
36898
58%
**94
95%
[Ramshot Hunter]*
<<locked>>
90%
36637
57%
**87
90%
[Ramshot TAC]*
<<locked>>
81%
44817
70%
**99
94%
Ramshot Wild Boar
<<locked>>
81%
43743
69%
**25
97%
Ramshot X-Terminator
<<locked>>
81%
48515
76%
**64
98%
ReloadSwiss RS 14
<<locked>>
81%
26223
41%
**13
100%
ReloadSwiss RS 40
<<locked>>
81%
49951
78%
**17
100%
[ReloadSwiss RS 50]*
<<locked>>
82%
36970
58%
**28
90%
ReloadSwiss RS 52
<<locked>>
81%
35969
56%
**04
97%
[ReloadSwiss RS 60]*
<<locked>>
81%
29631
46%
**30
92%
[ReloadSwiss RS 62]*
<<locked>>
87%
32532
51%
**02
90%
[ReloadSwiss RS 70]*
<<locked>>
89%
35534
56%
**74
90%
Rottweil R 901
<<locked>>
81%
44759
70%
**09
100%
Rottweil R 902
<<locked>>
81%
38914
61%
**94
97%
[Rottweil R 903]*
<<locked>>
81%
32271
51%
**56
94%
[Rottweil R 907]*
<<locked>>
89%
40770
64%
**07
90%
[SNPE Vectan SP 11]*
<<locked>>
81%
33707
53%
**22
93%
SNPE Vectan SP 7
<<locked>>
81%
42743
67%
**69
95%
SNPE Vectan SP 9
<<locked>>
81%
40886
64%
**56
96%
SNPE Vectan Tubal 3000
<<locked>>
81%
42888
67%
**17
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
35302
55%
**59
99%
[SNPE Vectan Tubal 7000]*
<<locked>>
88%
37753
59%
**08
90%
[Shooters World Long Rifle]*
<<locked>>
85%
34621
54%
**76
90%
Shooters World Match Rifle
<<locked>>
81%
40727
64%
**69
99%
Shooters World Precision
<<locked>>
81%
37202
58%
**61
96%
Somchem S321
<<locked>>
81%
48109
75%
**00
99%
Somchem S335
<<locked>>
81%
42409
66%
**20
100%
Somchem S341
<<locked>>
81%
42308
66%
**63
97%
[Somchem S355]*
<<locked>>
81%
33214
52%
**76
94%
[Somchem S365]*
<<locked>>
83%
25527
40%
**95
90%
Vihtavuori N130
<<locked>>
81%
47500
74%
**02
100%
Vihtavuori N133
<<locked>>
81%
39958
63%
**74
100%
Vihtavuori N135
<<locked>>
81%
31865
50%
**33
99%
Vihtavuori N140
<<locked>>
81%
38682
61%
**87
99%
[Vihtavuori N150]*
<<locked>>
81%
28166
44%
**15
93%
[Vihtavuori N160]*
<<locked>>
83%
31531
49%
**26
90%
Vihtavuori N530
<<locked>>
81%
46847
73%
**84
99%
Vihtavuori N540
<<locked>>
81%
38522
60%
**97
99%
[Vihtavuori N550]*
<<locked>>
83%
31734
50%
**66
90%
[Vihtavuori N555]*
<<locked>>
93%
29965
47%
**56
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
28543
45%
**98
91%
Winchester 748
<<locked>>
81%
47543
75%
**23
99%
[Winchester 760]*
<<locked>>
87%
38841
61%
**36
90%
Winchester StaBALL Match
<<locked>>
81%
50908
80%
**63
99%

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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