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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:
161.0 Grains of Water | 10.45 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 0 loads in caliber .375 CheyTAC with .375 | 255gr | Winchester Soft-Point bullet and 0 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>>
87%
57203
90%
**59
100%
ADI AR 2213 👍
<<locked>>
90%
57261
90%
**99
99%
ADI AR 2217
<<locked>>
97%
53359
84%
**27
99%
[ADI AR 2218]*
<<locked>>
97%
46572
73%
**71
94%
ADI AR 2225
<<locked>>
97%
48660
76%
**87
100%
Accurate 3100
<<locked>>
90%
57377
90%
**97
100%
Accurate MAGPRO
<<locked>>
90%
57319
90%
**02
98%
Alliant Reloder-16
<<locked>>
83%
57392
90%
**59
100%
Alliant Reloder-19
<<locked>>
87%
57305
90%
**56
100%
Alliant Reloder-22 👍
<<locked>>
90%
57290
90%
**92
100%
Alliant Reloder-23
<<locked>>
91%
57217
90%
**30
100%
Alliant Reloder-25
<<locked>>
95%
57232
90%
**89
100%
Alliant Reloder-26
<<locked>>
87%
57203
90%
**09
100%
Alliant Reloder-33
<<locked>>
97%
51053
80%
**27
96%
[Alliant Reloder-50]*
<<locked>>
97%
43468
68%
**76
92%
Baschieri & Pellagri 109
<<locked>>
92%
57305
90%
**43
97%
Bofors RP15
<<locked>>
92%
57290
90%
**82
100%
Bofors RP30
<<locked>>
97%
57159
90%
**05
100%
Bofors RP5 👍
<<locked>>
90%
57290
90%
**92
100%
Hodgdon H1000
<<locked>>
97%
53359
84%
**27
99%
Hodgdon H4350
<<locked>>
85%
57072
89%
**10
100%
Hodgdon H4831
<<locked>>
93%
57261
90%
**49
99%
Hodgdon H4831 SC
<<locked>>
89%
57261
90%
**49
99%
Hodgdon Hybrid 100V
<<locked>>
85%
57130
90%
**71
100%
Hodgdon Retumbo
<<locked>>
97%
48660
76%
**87
100%
Hodgdon TrailBoss
<<locked>>
97%
35955
56%
**80
100%
IMR 4350
<<locked>>
84%
57406
90%
**07
100%
IMR 4831
<<locked>>
87%
57377
90%
**04
100%
IMR 4955 Enduron
<<locked>>
90%
57406
90%
**23
99%
IMR 7828 SSC
<<locked>>
89%
57421
90%
**12
99%
[IMR 7977 Enduron]*
<<locked>>
95%
57246
90%
**67
94%
IMR 8133 Enduron
<<locked>>
97%
44237
69%
**92
97%
Lovex S071
<<locked>>
95%
57377
90%
**97
100%
Norma 204
<<locked>>
83%
57406
90%
**40
100%
Norma 217
<<locked>>
97%
45063
71%
**28
99%
Norma MRP
<<locked>>
88%
57014
89%
**95
100%
Ramshot Grand
<<locked>>
87%
56985
89%
**99
100%
Ramshot Hunter
<<locked>>
83%
57305
90%
**43
100%
Ramshot Magnum
<<locked>>
90%
57319
90%
**63
100%
ReloadSwiss RS 14
<<locked>>
96%
36724
58%
**16
100%
ReloadSwiss RS 76 👍
<<locked>>
95%
57305
90%
**58
100%
ReloadSwiss RS 80
<<locked>>
97%
56623
89%
**22
99%
Rottweil R 904
<<locked>>
87%
57276
90%
**20
99%
Rottweil R 905
<<locked>>
88%
57421
90%
**59
100%
Somchem S361
<<locked>>
86%
57363
90%
**94
99%
Somchem S365
<<locked>>
84%
57261
90%
**07
100%
Somchem S385
<<locked>>
87%
57232
90%
**17
100%
Vihtavuori N150
<<locked>>
83%
57246
90%
**31
100%
Vihtavuori N165
<<locked>>
92%
57043
89%
**97
100%
[Vihtavuori N170]*
<<locked>>
97%
49835
78%
**95
93%
Vihtavuori N555
<<locked>>
88%
57159
90%
**33
100%
Vihtavuori N560 👍
<<locked>>
90%
57421
90%
**15
99%
Vihtavuori N565
<<locked>>
94%
57232
90%
**82
99%
Vihtavuori N568
<<locked>>
97%
57145
90%
**25
98%
Vihtavuori N570
<<locked>>
97%
54752
86%
**15
96%
Winchester StaBALL HD
<<locked>>
91%
56826
89%
**15
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
46412
73%
**76
98%
ADI AR 2213
<<locked>>
81%
41669
65%
**13
96%
[ADI AR 2217]*
<<locked>>
81%
30908
48%
**28
91%
[ADI AR 2218]*
<<locked>>
93%
39697
62%
**07
90%
[ADI AR 2225]*
<<locked>>
81%
28224
44%
**88
93%
Accurate 3100
<<locked>>
81%
42308
66%
**48
99%
[Accurate MAGPRO]*
<<locked>>
81%
41524
65%
**13
94%
Alliant Reloder-16
<<locked>>
81%
53330
84%
**07
100%
Alliant Reloder-19
<<locked>>
81%
46383
73%
**76
98%
Alliant Reloder-22
<<locked>>
81%
42250
66%
**23
98%
Alliant Reloder-23
<<locked>>
81%
40959
64%
**71
100%
Alliant Reloder-25
<<locked>>
81%
35128
55%
**89
99%
Alliant Reloder-26
<<locked>>
81%
46282
73%
**28
100%
[Alliant Reloder-33]*
<<locked>>
89%
37666
59%
**48
90%
[Alliant Reloder-50]*
<<locked>>
94%
39073
61%
**80
90%
[Baschieri & Pellagri 109]*
<<locked>>
81%
40727
64%
**21
92%
Bofors RP15
<<locked>>
81%
39160
61%
**54
96%
[Bofors RP30]*
<<locked>>
81%
32663
51%
**10
93%
Bofors RP5
<<locked>>
81%
42250
66%
**23
98%
[Hodgdon H1000]*
<<locked>>
81%
30908
48%
**28
91%
Hodgdon H4350
<<locked>>
81%
49690
78%
**85
99%
[Hodgdon H4831]*
<<locked>>
81%
39001
61%
**02
94%
Hodgdon H4831 SC
<<locked>>
81%
43584
68%
**00
96%
Hodgdon Hybrid 100V
<<locked>>
81%
50198
79%
**72
100%
[Hodgdon Retumbo]*
<<locked>>
81%
28224
44%
**88
93%
Hodgdon TrailBoss
<<locked>>
81%
28601
45%
**19
100%
IMR 4350
<<locked>>
81%
52069
82%
**25
100%
IMR 4831
<<locked>>
81%
47703
75%
**53
100%
IMR 4955 Enduron
<<locked>>
81%
42931
67%
**64
96%
IMR 7828 SSC
<<locked>>
81%
42801
67%
**49
97%
[IMR 7977 Enduron]*
<<locked>>
89%
46702
73%
**80
90%
[IMR 8133 Enduron]*
<<locked>>
85%
29298
46%
**28
90%
Lovex S071
<<locked>>
81%
36201
57%
**26
98%
Norma 204
<<locked>>
81%
53011
83%
**81
99%
[Norma 217]*
<<locked>>
81%
25918
41%
**39
90%
Norma MRP
<<locked>>
81%
44860
70%
**92
99%
Ramshot Grand
<<locked>>
81%
45397
71%
**05
98%
Ramshot Hunter
<<locked>>
81%
53113
83%
**77
100%
Ramshot Magnum
<<locked>>
81%
39885
62%
**57
98%
ReloadSwiss RS 14
<<locked>>
81%
29327
46%
**62
100%
ReloadSwiss RS 76
<<locked>>
81%
33750
53%
**89
96%
[ReloadSwiss RS 80]*
<<locked>>
83%
32460
51%
**23
90%
Rottweil R 904
<<locked>>
81%
47340
74%
**53
98%
Rottweil R 905
<<locked>>
81%
45861
72%
**66
98%
Somchem S361
<<locked>>
81%
48399
76%
**43
97%
Somchem S365
<<locked>>
81%
51561
81%
**35
100%
Somchem S385
<<locked>>
81%
46441
73%
**36
99%
Vihtavuori N150
<<locked>>
81%
53287
83%
**69
100%
Vihtavuori N165
<<locked>>
81%
39146
61%
**89
97%
[Vihtavuori N170]*
<<locked>>
91%
41075
64%
**21
90%
Vihtavuori N555
<<locked>>
81%
45614
71%
**56
100%
Vihtavuori N560
<<locked>>
81%
42293
66%
**33
96%
[Vihtavuori N565]*
<<locked>>
81%
36796
58%
**89
94%
[Vihtavuori N568]*
<<locked>>
82%
33489
52%
**43
90%
[Vihtavuori N570]*
<<locked>>
87%
38522
60%
**87
90%
Winchester StaBALL HD
<<locked>>
81%
38261
60%
**07
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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