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Load data for .375 CheyTAC + .375 | 255gr | Winchester Soft-Point

Recommended Powder(s): Hodgdon H4831, ReloadSwiss RS 76, ReloadSwiss RS 80, Vihtavuori N565, Vihtavuori N568

.375 CheyTAC + .375 | 255gr | Winchester Soft-Point

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 255gr | Winchester Soft-Point
Bullet Weight:
255gr | 16.5g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
1.000" | 25.4mm
Caliber:
.375 CheyTAC load data
Case Length (l3):
3.020" | 76.7mm
Cartridge Length (C.O.L.):
3.898" | 99.0mm
Seated Depth:
0.122" | 3.1mm
Shank Seated Depth:
0.122" | 3.1mm
Case Capacity:
165.0 Grains of Water | 10.71 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B6655_C537
Last updated:
2025-01-01

Load data for 96 loads in caliber .375 CheyTAC with .375 | 255gr | Winchester Soft-Point bullet and 48 powders such as Hodgdon H4831, ReloadSwiss RS 76, ReloadSwiss RS 80, Vihtavuori N565, Vihtavuori N568. 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>>
86%
57406
90%
**72
100%
ADI AR 2213
<<locked>>
89%
57276
90%
**99
99%
ADI AR 2217
<<locked>>
97%
55158
86%
**59
99%
ADI AR 2218
<<locked>>
97%
48283
76%
**04
95%
ADI AR 2225
<<locked>>
97%
50343
79%
**17
100%
Accurate 3100
<<locked>>
89%
57363
90%
**04
100%
Accurate MAGPRO
<<locked>>
89%
57406
90%
**02
98%
Alliant Reloder-19
<<locked>>
87%
57319
90%
**63
100%
Alliant Reloder-22
<<locked>>
89%
57174
90%
**89
100%
Alliant Reloder-23
<<locked>>
90%
57363
90%
**33
100%
Alliant Reloder-25
<<locked>>
94%
57217
90%
**99
100%
Alliant Reloder-26
<<locked>>
86%
57188
90%
**12
100%
Alliant Reloder-33
<<locked>>
97%
53113
83%
**66
96%
[Alliant Reloder-50]*
<<locked>>
97%
45382
71%
**18
93%
Hodgdon H1000
<<locked>>
97%
55158
86%
**59
99%
Hodgdon H4350
<<locked>>
85%
56956
89%
**17
100%
Hodgdon H4831 👍
<<locked>>
92%
57217
90%
**49
99%
Hodgdon H4831 SC
<<locked>>
88%
57217
90%
**49
99%
Hodgdon Hybrid 100V
<<locked>>
84%
57058
89%
**84
100%
Hodgdon Retumbo
<<locked>>
97%
50343
79%
**17
100%
Hodgdon TrailBoss
<<locked>>
97%
36071
57%
**90
100%
IMR 4350
<<locked>>
83%
57159
90%
**10
100%
IMR 4831
<<locked>>
86%
57087
89%
**10
100%
IMR 4955 Enduron
<<locked>>
89%
57203
90%
**27
99%
IMR 7828 SSC
<<locked>>
88%
57159
90%
**02
99%
[IMR 7977 Enduron]*
<<locked>>
94%
57319
90%
**81
94%
IMR 8133 Enduron
<<locked>>
97%
46035
72%
**31
98%
[Lovex D100]*
<<locked>>
97%
55317
87%
**71
92%
Lovex S071
<<locked>>
94%
57174
90%
**97
100%
Norma 217
<<locked>>
97%
46963
74%
**64
100%
Norma MRP
<<locked>>
87%
57348
90%
**02
100%
Ramshot Magnum
<<locked>>
89%
57203
90%
**63
100%
ReloadSwiss RS 14
<<locked>>
97%
36898
58%
**32
100%
ReloadSwiss RS 76 👍
<<locked>>
94%
57217
90%
**68
100%
ReloadSwiss RS 80 👍
<<locked>>
96%
57188
90%
**31
99%
Rottweil R 904
<<locked>>
86%
57174
90%
**27
99%
Rottweil R 905
<<locked>>
87%
57435
90%
**66
100%
Somchem S361
<<locked>>
85%
56971
89%
**90
99%
Somchem S365
<<locked>>
83%
57058
89%
**13
100%
Somchem S385
<<locked>>
87%
57421
90%
**30
100%
Vihtavuori N165
<<locked>>
92%
57377
90%
**10
100%
[Vihtavuori N170]*
<<locked>>
97%
51372
81%
**28
94%
Vihtavuori N555
<<locked>>
87%
57363
90%
**36
100%
Vihtavuori N560
<<locked>>
89%
57159
90%
**18
99%
Vihtavuori N565 👍
<<locked>>
93%
57246
90%
**89
99%
Vihtavuori N568 👍
<<locked>>
96%
57290
90%
**25
99%
Vihtavuori N570
<<locked>>
97%
56898
89%
**51
97%
Winchester StaBALL HD
<<locked>>
90%
57174
90%
**15
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
47645
75%
**05
99%
ADI AR 2213
<<locked>>
81%
42757
67%
**36
96%
[ADI AR 2217]*
<<locked>>
81%
31778
50%
**70
92%
[ADI AR 2218]*
<<locked>>
92%
39552
62%
**03
90%
[ADI AR 2225]*
<<locked>>
81%
29182
46%
**25
94%
Accurate 3100
<<locked>>
81%
43468
68%
**80
100%
Accurate MAGPRO
<<locked>>
81%
42728
67%
**36
95%
Alliant Reloder-19
<<locked>>
81%
47543
74%
**99
99%
Alliant Reloder-22
<<locked>>
81%
43497
68%
**49
98%
Alliant Reloder-23
<<locked>>
81%
42148
66%
**94
100%
Alliant Reloder-25
<<locked>>
81%
36434
57%
**25
99%
Alliant Reloder-26
<<locked>>
81%
47993
75%
**58
100%
[Alliant Reloder-33]*
<<locked>>
87%
36898
58%
**41
90%
[Alliant Reloder-50]*
<<locked>>
93%
38551
60%
**64
90%
[Hodgdon H1000]*
<<locked>>
81%
31778
50%
**70
92%
Hodgdon H4350
<<locked>>
81%
50879
80%
**18
100%
Hodgdon H4831
<<locked>>
81%
40118
63%
**31
95%
Hodgdon H4831 SC
<<locked>>
81%
44657
70%
**33
97%
Hodgdon Hybrid 100V
<<locked>>
81%
51314
80%
**99
100%
[Hodgdon Retumbo]*
<<locked>>
81%
29182
46%
**25
94%
Hodgdon TrailBoss
<<locked>>
81%
28587
45%
**29
100%
IMR 4350
<<locked>>
81%
53490
84%
**54
100%
IMR 4831
<<locked>>
81%
49052
77%
**79
100%
IMR 4955 Enduron
<<locked>>
81%
44005
69%
**90
96%
IMR 7828 SSC
<<locked>>
81%
44164
69%
**82
97%
[IMR 7977 Enduron]*
<<locked>>
87%
45629
72%
**74
90%
[IMR 8133 Enduron]*
<<locked>>
84%
29167
46%
**21
90%
[Lovex D100]*
<<locked>>
94%
49835
78%
**82
90%
Lovex S071
<<locked>>
81%
37217
58%
**49
98%
[Norma 217]*
<<locked>>
81%
26527
42%
**62
91%
Norma MRP
<<locked>>
81%
46267
72%
**18
99%
Ramshot Magnum
<<locked>>
81%
41307
65%
**87
98%
ReloadSwiss RS 14
<<locked>>
81%
29428
46%
**72
100%
ReloadSwiss RS 76
<<locked>>
81%
34954
55%
**25
97%
[ReloadSwiss RS 80]*
<<locked>>
81%
31923
50%
**07
90%
Rottweil R 904
<<locked>>
81%
48486
76%
**85
98%
Rottweil R 905
<<locked>>
81%
47079
74%
**92
99%
Somchem S361
<<locked>>
81%
49705
78%
**69
98%
Somchem S365
<<locked>>
81%
53258
83%
**61
100%
Somchem S385
<<locked>>
81%
47558
75%
**66
99%
Vihtavuori N165
<<locked>>
81%
40234
63%
**15
98%
[Vihtavuori N170]*
<<locked>>
89%
40306
63%
**15
90%
Vihtavuori N555
<<locked>>
81%
46978
74%
**82
100%
Vihtavuori N560
<<locked>>
81%
43656
68%
**66
96%
Vihtavuori N565
<<locked>>
81%
38043
60%
**21
95%
[Vihtavuori N568]*
<<locked>>
81%
33330
52%
**39
90%
[Vihtavuori N570]*
<<locked>>
86%
38392
60%
**84
90%
Winchester StaBALL HD
<<locked>>
81%
39929
63%
**40
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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