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Load data for .375 CheyTAC + .375 | 200gr | MAKER TREX

Recommended Powder(s):

.375 CheyTAC + .375 | 200gr | MAKER TREX

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 200gr | MAKER TREX
Manufacturer SKU:
SKU 375-200g-HV-T-Rex
Bullet Weight:
200gr | 13.0g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
<<locked>>
Caliber:
.375 CheyTAC load data
Case Length (l3):
3.020" | 76.7mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
161.0 Grains of Water | 10.45 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B10970_C537
Last updated:
2026-02-02

Load data for 130 loads in caliber .375 CheyTAC with .375 | 200gr | MAKER TREX bullet and 65 powder(s). 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 2209 👍
<<locked>>
90%
57116
89%
**41
99%
ADI AR 2213
<<locked>>
93%
57188
90%
**64
98%
ADI AR 2217
<<locked>>
97%
47819
75%
**64
96%
ADI AR 2225
<<locked>>
97%
43178
68%
**12
98%
Accurate 3100
<<locked>>
93%
57058
89%
**69
100%
Accurate 4350
<<locked>>
85%
57174
90%
**05
100%
Accurate MAGPRO
<<locked>>
93%
57421
90%
**61
96%
Alliant Reloder-16
<<locked>>
86%
57043
89%
**48
100%
Alliant Reloder-19 👍
<<locked>>
90%
57072
89%
**32
99%
Alliant Reloder-22
<<locked>>
93%
57363
90%
**64
99%
Alliant Reloder-23
<<locked>>
94%
57217
90%
**22
100%
Alliant Reloder-25
<<locked>>
97%
54578
86%
**41
100%
Alliant Reloder-26
<<locked>>
90%
57130
90%
**94
100%
Baschieri & Pellagri 109
<<locked>>
94%
57159
90%
**79
95%
Bofors RP15
<<locked>>
95%
57276
90%
**55
99%
Bofors RP30
<<locked>>
97%
50604
79%
**56
97%
Bofors RP5
<<locked>>
93%
57363
90%
**64
99%
Bofors RP7
<<locked>>
84%
57145
90%
**82
99%
Hodgdon H1000
<<locked>>
97%
47819
75%
**64
96%
Hodgdon H4350
<<locked>>
88%
57058
89%
**76
99%
Hodgdon H4831
<<locked>>
96%
57421
90%
**15
97%
Hodgdon H4831 SC
<<locked>>
92%
57421
90%
**12
97%
Hodgdon Hybrid 100V
<<locked>>
88%
57217
90%
**73
100%
Hodgdon LVR
<<locked>>
84%
57392
90%
**25
100%
Hodgdon Retumbo
<<locked>>
97%
43178
68%
**12
98%
Hodgdon Superperformance
<<locked>>
83%
57246
90%
**48
100%
Hodgdon TrailBoss
<<locked>>
96%
35317
55%
**03
100%
IMR 4350
<<locked>>
87%
57276
90%
**82
99%
IMR 4831
<<locked>>
90%
57305
90%
**86
100%
IMR 4955 Enduron
<<locked>>
93%
57334
90%
**89
98%
IMR 7828 SSC
<<locked>>
92%
57072
89%
**74
98%
[IMR 8133 Enduron]*
<<locked>>
97%
39015
61%
**17
93%
Lovex S065
<<locked>>
84%
57276
90%
**73
100%
Lovex S070
<<locked>>
85%
57363
90%
**82
100%
Lovex S071
<<locked>>
97%
54781
86%
**27
100%
Norma 204
<<locked>>
86%
57174
90%
**12
99%
Norma 217
<<locked>>
97%
38957
61%
**33
96%
Norma MRP 👍
<<locked>>
91%
56942
89%
**71
100%
Norma URP
<<locked>>
86%
57392
90%
**22
100%
Ramshot Grand
<<locked>>
90%
57421
90%
**78
98%
Ramshot Hunter
<<locked>>
86%
57290
90%
**22
100%
Ramshot Magnum
<<locked>>
93%
57435
90%
**19
99%
ReloadSwiss RS 14
<<locked>>
97%
36260
57%
**52
100%
ReloadSwiss RS 62
<<locked>>
85%
57406
90%
**19
100%
ReloadSwiss RS 70
<<locked>>
85%
57246
90%
**61
100%
ReloadSwiss RS 76
<<locked>>
97%
54317
85%
**84
100%
ReloadSwiss RS 80
<<locked>>
97%
49777
78%
**36
95%
Rottweil R 904
<<locked>>
90%
57087
89%
**86
98%
Rottweil R 905 👍
<<locked>>
91%
57159
90%
**32
99%
Rottweil R 907
<<locked>>
84%
57145
90%
**82
99%
SNPE Vectan Tubal 7000
<<locked>>
85%
57174
90%
**23
100%
Shooters World Long Rifle
<<locked>>
84%
57276
90%
**73
100%
Somchem S361
<<locked>>
89%
57406
90%
**46
97%
Somchem S365
<<locked>>
87%
57421
90%
**02
100%
Somchem S385
<<locked>>
90%
57217
90%
**96
99%
Vihtavuori N150
<<locked>>
86%
57319
90%
**23
100%
Vihtavuori N160
<<locked>>
83%
57029
89%
**73
100%
Vihtavuori N165
<<locked>>
95%
57348
90%
**69
99%
Vihtavuori N550
<<locked>>
83%
57348
90%
**12
100%
Vihtavuori N555
<<locked>>
91%
57246
90%
**22
100%
Vihtavuori N560
<<locked>>
93%
57188
90%
**84
97%
Vihtavuori N565
<<locked>>
97%
57116
89%
**48
98%
Vihtavuori N568
<<locked>>
97%
50502
79%
**50
95%
Winchester 6.5 StaBALL
<<locked>>
85%
57348
90%
**30
100%
Winchester StaBALL HD 👍
<<locked>>
95%
57058
89%
**07
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
41771
65%
**46
95%
[ADI AR 2213]*
<<locked>>
81%
37246
58%
**48
91%
[ADI AR 2217]*
<<locked>>
88%
35592
56%
**69
90%
[ADI AR 2225]*
<<locked>>
86%
30124
47%
**44
90%
Accurate 3100
<<locked>>
81%
37637
59%
**02
96%
Accurate 4350
<<locked>>
81%
50270
79%
**87
100%
[Accurate MAGPRO]*
<<locked>>
83%
39943
63%
**10
90%
Alliant Reloder-16
<<locked>>
81%
47877
75%
**00
100%
Alliant Reloder-19
<<locked>>
81%
41785
65%
**33
95%
[Alliant Reloder-22]*
<<locked>>
81%
37521
59%
**51
93%
Alliant Reloder-23
<<locked>>
81%
36100
57%
**22
99%
[Alliant Reloder-25]*
<<locked>>
81%
31198
49%
**00
94%
Alliant Reloder-26
<<locked>>
81%
40292
63%
**76
99%
[Baschieri & Pellagri 109]*
<<locked>>
86%
43410
68%
**10
90%
[Bofors RP15]*
<<locked>>
81%
34838
55%
**85
92%
[Bofors RP30]*
<<locked>>
86%
34055
53%
**69
90%
[Bofors RP5]*
<<locked>>
81%
37521
59%
**51
93%
Bofors RP7
<<locked>>
81%
52344
82%
**00
99%
[Hodgdon H1000]*
<<locked>>
88%
35592
56%
**69
90%
Hodgdon H4350
<<locked>>
81%
45252
71%
**63
97%
[Hodgdon H4831]*
<<locked>>
82%
36506
57%
**79
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
39073
61%
**48
91%
Hodgdon Hybrid 100V
<<locked>>
81%
45005
71%
**72
100%
Hodgdon LVR
<<locked>>
81%
52547
82%
**36
100%
[Hodgdon Retumbo]*
<<locked>>
86%
30124
47%
**44
90%
Hodgdon Superperformance
<<locked>>
81%
52330
82%
**56
99%
Hodgdon TrailBoss
<<locked>>
81%
28166
44%
**32
100%
IMR 4350
<<locked>>
81%
47529
74%
**09
98%
IMR 4831
<<locked>>
81%
42931
67%
**30
99%
[IMR 4955 Enduron]*
<<locked>>
81%
39088
61%
**12
92%
[IMR 7828 SSC]*
<<locked>>
81%
38305
60%
**81
92%
[IMR 8133 Enduron]*
<<locked>>
93%
34563
54%
**92
90%
Lovex S065
<<locked>>
81%
51227
80%
**64
100%
Lovex S070
<<locked>>
81%
49516
78%
**54
99%
[Lovex S071]*
<<locked>>
81%
32169
50%
**51
94%
Norma 204
<<locked>>
81%
48138
75%
**54
97%
[Norma 217]*
<<locked>>
90%
30487
48%
**90
90%
Norma MRP
<<locked>>
81%
39624
62%
**36
96%
Norma URP
<<locked>>
81%
49023
77%
**81
100%
[Ramshot Grand]*
<<locked>>
81%
40074
63%
**27
93%
Ramshot Hunter
<<locked>>
81%
48124
75%
**58
99%
[Ramshot Magnum]*
<<locked>>
81%
35085
55%
**72
93%
ReloadSwiss RS 14
<<locked>>
81%
28776
45%
**75
100%
ReloadSwiss RS 62
<<locked>>
81%
50415
79%
**10
100%
ReloadSwiss RS 70
<<locked>>
81%
48689
76%
**30
100%
[ReloadSwiss RS 76]*
<<locked>>
82%
30458
48%
**84
90%
[ReloadSwiss RS 80]*
<<locked>>
90%
37913
59%
**77
90%
[Rottweil R 904]*
<<locked>>
81%
42873
67%
**23
94%
Rottweil R 905
<<locked>>
81%
41133
64%
**20
95%
Rottweil R 907
<<locked>>
81%
52344
82%
**00
99%
SNPE Vectan Tubal 7000
<<locked>>
81%
50154
79%
**02
99%
Shooters World Long Rifle
<<locked>>
81%
51227
80%
**64
100%
[Somchem S361]*
<<locked>>
81%
44063
69%
**97
94%
Somchem S365
<<locked>>
81%
46021
72%
**28
100%
Somchem S385
<<locked>>
81%
41698
65%
**97
96%
Vihtavuori N150
<<locked>>
81%
48805
76%
**92
100%
Vihtavuori N160
<<locked>>
81%
52591
82%
**00
100%
[Vihtavuori N165]*
<<locked>>
81%
35099
55%
**20
93%
Vihtavuori N550
<<locked>>
81%
53287
84%
**53
100%
Vihtavuori N555
<<locked>>
81%
40480
63%
**13
99%
[Vihtavuori N560]*
<<locked>>
81%
37521
59%
**67
91%
[Vihtavuori N565]*
<<locked>>
84%
35897
56%
**99
90%
[Vihtavuori N568]*
<<locked>>
90%
39276
62%
**10
90%
Winchester 6.5 StaBALL
<<locked>>
81%
50096
79%
**25
100%
Winchester StaBALL HD
<<locked>>
81%
32343
51%
**25
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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