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Load data for .375 CheyTAC + .375 | 300gr | Barnes X S

Recommended Powder(s):

.375 CheyTAC + .375 | 300gr | Barnes X S

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 300gr | Barnes X S
Manufacturer SKU:
37590
Bullet Weight:
300gr | 19.4g
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_B741_C537
Last updated:
2026-01-20

Load data for 90 loads in caliber .375 CheyTAC with .375 | 300gr | Barnes X S bullet and 45 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 2213
<<locked>>
84%
57203
90%
**92
100%
ADI AR 2217 👍
<<locked>>
93%
57174
90%
**89
100%
ADI AR 2218
<<locked>>
96%
57363
90%
**07
99%
ADI AR 2225
<<locked>>
95%
57043
89%
**22
100%
Accurate 3100
<<locked>>
83%
57421
90%
**87
100%
Accurate 8700
<<locked>>
97%
47776
75%
**44
96%
Accurate MAGPRO
<<locked>>
84%
57203
90%
**99
99%
Alliant Reloder-22
<<locked>>
84%
56942
89%
**79
100%
Alliant Reloder-23
<<locked>>
84%
57188
90%
**13
100%
Alliant Reloder-25
<<locked>>
88%
57130
90%
**79
100%
Alliant Reloder-33
<<locked>>
93%
57145
90%
**48
99%
Alliant Reloder-50
<<locked>>
96%
57130
90%
**31
98%
Baschieri & Pellagri 109
<<locked>>
86%
57217
90%
**49
99%
Bofors RP15
<<locked>>
86%
57203
90%
**76
100%
Bofors RP30
<<locked>>
90%
57334
90%
**05
100%
Bofors RP5
<<locked>>
84%
56942
89%
**79
100%
Hodgdon H1000
<<locked>>
93%
57174
90%
**89
100%
Hodgdon H4831
<<locked>>
87%
57014
89%
**40
100%
Hodgdon H4831 SC
<<locked>>
83%
57014
89%
**40
100%
Hodgdon Retumbo
<<locked>>
95%
57043
89%
**22
100%
[Hodgdon US 869]*
<<locked>>
97%
52446
82%
**97
93%
Hodgdon TrailBoss
<<locked>>
97%
36767
58%
**49
100%
IMR 4955 Enduron
<<locked>>
85%
57072
89%
**17
100%
IMR 7828 SSC
<<locked>>
83%
57392
90%
**08
100%
IMR 7977 Enduron
<<locked>>
90%
57072
89%
**94
96%
IMR 8133 Enduron 👍
<<locked>>
97%
57174
90%
**18
100%
Lovex D100
<<locked>>
93%
57261
90%
**23
95%
Lovex S071
<<locked>>
88%
57421
90%
**87
100%
Norma 217 👍
<<locked>>
96%
57319
90%
**18
100%
[Ramshot LRT]*
<<locked>>
97%
57363
90%
**31
94%
Ramshot Magnum
<<locked>>
84%
57392
90%
**56
100%
ReloadSwiss RS 14
<<locked>>
96%
37695
59%
**88
100%
ReloadSwiss RS 76
<<locked>>
88%
57101
89%
**44
100%
ReloadSwiss RS 80 👍
<<locked>>
90%
57421
90%
**31
100%
SNPE Vectan SP 13
<<locked>>
97%
50125
79%
**64
96%
Shooters World 50 BMG
<<locked>>
93%
57261
90%
**23
95%
[Vihtavuori 20N29]*
<<locked>>
97%
48240
76%
**41
94%
[Vihtavuori 24N41]*
<<locked>>
96%
57363
90%
**82
94%
Vihtavuori N165
<<locked>>
86%
57029
89%
**00
100%
Vihtavuori N170
<<locked>>
94%
56971
89%
**33
97%
Vihtavuori N560
<<locked>>
83%
57276
90%
**15
100%
Vihtavuori N565
<<locked>>
87%
57334
90%
**92
100%
Vihtavuori N568 👍
<<locked>>
90%
57334
90%
**28
99%
Vihtavuori N570
<<locked>>
91%
57174
90%
**64
98%
Winchester StaBALL HD
<<locked>>
84%
56971
89%
**89
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2213
<<locked>>
81%
51474
81%
**10
100%
ADI AR 2217
<<locked>>
81%
39407
62%
**84
98%
[ADI AR 2218]*
<<locked>>
81%
34389
54%
**15
90%
ADI AR 2225
<<locked>>
81%
36985
58%
**74
99%
Accurate 3100
<<locked>>
81%
53461
84%
**35
100%
[Accurate 8700]*
<<locked>>
87%
34069
53%
**52
90%
Accurate MAGPRO
<<locked>>
81%
52257
82%
**20
99%
Alliant Reloder-22
<<locked>>
81%
52591
82%
**10
100%
Alliant Reloder-23
<<locked>>
81%
51242
80%
**35
100%
Alliant Reloder-25
<<locked>>
81%
45223
71%
**02
100%
[Alliant Reloder-33]*
<<locked>>
81%
37913
59%
**84
93%
[Alliant Reloder-50]*
<<locked>>
81%
34084
53%
**88
90%
Baschieri & Pellagri 109
<<locked>>
81%
48486
76%
**15
97%
Bofors RP15
<<locked>>
81%
49124
77%
**51
100%
Bofors RP30
<<locked>>
81%
43105
68%
**69
99%
Bofors RP5
<<locked>>
81%
52591
82%
**10
100%
Hodgdon H1000
<<locked>>
81%
39407
62%
**84
98%
Hodgdon H4831
<<locked>>
81%
47892
75%
**95
99%
Hodgdon H4831 SC
<<locked>>
81%
52953
83%
**80
99%
Hodgdon Retumbo
<<locked>>
81%
36985
58%
**74
99%
[Hodgdon US 869]*
<<locked>>
93%
45716
72%
**75
90%
Hodgdon TrailBoss
<<locked>>
85%
31372
49%
**44
100%
IMR 4955 Enduron
<<locked>>
81%
51155
80%
**31
99%
IMR 7828 SSC
<<locked>>
81%
53388
84%
**43
100%
[IMR 7977 Enduron]*
<<locked>>
81%
43976
69%
**70
92%
IMR 8133 Enduron
<<locked>>
81%
34954
55%
**05
96%
[Lovex D100]*
<<locked>>
85%
43482
68%
**90
90%
Lovex S071
<<locked>>
81%
46702
73%
**33
100%
Norma 217
<<locked>>
81%
35375
55%
**34
98%
[Ramshot LRT]*
<<locked>>
89%
45353
71%
**18
90%
Ramshot Magnum
<<locked>>
81%
51271
80%
**74
100%
ReloadSwiss RS 14
<<locked>>
81%
30298
47%
**40
100%
ReloadSwiss RS 76
<<locked>>
81%
44440
70%
**51
100%
ReloadSwiss RS 80
<<locked>>
81%
41466
65%
**56
97%
[SNPE Vectan SP 13]*
<<locked>>
85%
34214
54%
**39
90%
[Shooters World 50 BMG]*
<<locked>>
85%
43482
68%
**90
90%
[Vihtavuori 20N29]*
<<locked>>
90%
38827
61%
**61
90%
[Vihtavuori 24N41]*
<<locked>>
89%
45527
71%
**85
90%
Vihtavuori N165
<<locked>>
81%
48385
76%
**75
100%
[Vihtavuori N170]*
<<locked>>
81%
38348
60%
**98
92%
Vihtavuori N560
<<locked>>
81%
52794
83%
**43
99%
Vihtavuori N565
<<locked>>
81%
47340
74%
**21
99%
Vihtavuori N568
<<locked>>
81%
42322
66%
**69
97%
[Vihtavuori N570]*
<<locked>>
81%
40538
64%
**59
94%
Winchester StaBALL HD
<<locked>>
81%
51677
81%
**20
100%

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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