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Load data for .375 CheyTAC + .375 | 270gr | Remington SP

Recommended Powder(s):

.375 CheyTAC + .375 | 270gr | Remington SP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 270gr | Remington SP
Bullet Weight:
270gr | 17.5g
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_B5201_C537
Last updated:
2026-02-04

Load data for 104 loads in caliber .375 CheyTAC with .375 | 270gr | Remington SP bullet and 52 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>>
86%
57406
90%
**00
100%
ADI AR 2213
<<locked>>
89%
57159
90%
**27
100%
ADI AR 2217
<<locked>>
97%
55898
88%
**07
100%
ADI AR 2218
<<locked>>
97%
48849
77%
**61
96%
ADI AR 2225
<<locked>>
97%
51169
80%
**71
100%
Accurate 3100
<<locked>>
89%
57334
90%
**28
100%
Accurate MAGPRO
<<locked>>
89%
57014
89%
**33
99%
Alliant Reloder-19
<<locked>>
86%
57101
89%
**94
100%
Alliant Reloder-22
<<locked>>
89%
57174
90%
**17
100%
Alliant Reloder-23
<<locked>>
90%
57392
90%
**67
100%
Alliant Reloder-25
<<locked>>
94%
57363
90%
**30
100%
Alliant Reloder-26
<<locked>>
85%
57203
90%
**30
100%
Alliant Reloder-33
<<locked>>
97%
53940
85%
**23
97%
[Alliant Reloder-50]*
<<locked>>
97%
46122
72%
**66
94%
Baschieri & Pellagri 109
<<locked>>
90%
57246
90%
**84
98%
Bofors RP15 👍
<<locked>>
91%
57334
90%
**23
100%
Bofors RP30
<<locked>>
96%
57377
90%
**36
100%
Bofors RP5
<<locked>>
89%
57174
90%
**17
100%
Hodgdon H1000
<<locked>>
97%
55898
88%
**07
100%
Hodgdon H4350
<<locked>>
84%
57116
89%
**35
100%
Hodgdon H4831
<<locked>>
91%
57000
89%
**74
99%
Hodgdon H4831 SC
<<locked>>
88%
57000
89%
**74
99%
Hodgdon Hybrid 100V
<<locked>>
84%
57334
90%
**05
100%
Hodgdon Retumbo
<<locked>>
97%
51169
80%
**71
100%
Hodgdon TrailBoss
<<locked>>
97%
36100
57%
**31
100%
IMR 4831
<<locked>>
86%
57421
90%
**35
100%
IMR 4955 Enduron
<<locked>>
89%
56971
89%
**51
99%
IMR 7828 SSC
<<locked>>
88%
57392
90%
**40
100%
[IMR 7977 Enduron]*
<<locked>>
94%
57319
90%
**18
94%
IMR 8133 Enduron
<<locked>>
97%
46688
73%
**82
98%
[Lovex D100]*
<<locked>>
97%
55680
87%
**12
93%
Lovex S071
<<locked>>
94%
57334
90%
**28
100%
Norma 217
<<locked>>
97%
47732
75%
**02
100%
Norma MRP
<<locked>>
87%
57261
90%
**40
100%
Ramshot Grand
<<locked>>
86%
57217
90%
**43
100%
Ramshot Magnum
<<locked>>
89%
57261
90%
**90
100%
ReloadSwiss RS 14
<<locked>>
96%
36883
58%
**70
100%
ReloadSwiss RS 76 👍
<<locked>>
93%
57334
90%
**99
100%
ReloadSwiss RS 80 👍
<<locked>>
96%
57000
89%
**56
99%
Rottweil R 904
<<locked>>
86%
57348
90%
**61
100%
Rottweil R 905
<<locked>>
86%
57276
90%
**84
100%
[Shooters World 50 BMG]*
<<locked>>
97%
55680
87%
**12
93%
Somchem S361
<<locked>>
85%
57087
89%
**25
99%
Somchem S385
<<locked>>
86%
57363
90%
**54
100%
Vihtavuori N165
<<locked>>
91%
56971
89%
**38
100%
Vihtavuori N170
<<locked>>
97%
51996
81%
**79
95%
Vihtavuori N555
<<locked>>
87%
57159
90%
**64
100%
Vihtavuori N560
<<locked>>
88%
57392
90%
**46
99%
Vihtavuori N565 👍
<<locked>>
92%
57174
90%
**20
99%
Vihtavuori N568 👍
<<locked>>
96%
57348
90%
**59
99%
Vihtavuori N570
<<locked>>
97%
57406
90%
**92
97%
Winchester StaBALL HD
<<locked>>
90%
56942
89%
**40
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
48341
76%
**59
99%
ADI AR 2213
<<locked>>
81%
43526
68%
**90
97%
[ADI AR 2217]*
<<locked>>
81%
32300
51%
**18
93%
[ADI AR 2218]*
<<locked>>
90%
38189
60%
**15
90%
ADI AR 2225
<<locked>>
81%
29573
46%
**85
95%
Accurate 3100
<<locked>>
81%
44208
69%
**21
100%
Accurate MAGPRO
<<locked>>
81%
43526
68%
**97
95%
Alliant Reloder-19
<<locked>>
81%
48269
76%
**46
99%
Alliant Reloder-22
<<locked>>
81%
44193
69%
**00
99%
Alliant Reloder-23
<<locked>>
81%
42917
67%
**41
100%
Alliant Reloder-25
<<locked>>
81%
36869
58%
**69
99%
Alliant Reloder-26
<<locked>>
81%
48747
76%
**02
100%
[Alliant Reloder-33]*
<<locked>>
86%
36201
57%
**59
90%
[Alliant Reloder-50]*
<<locked>>
91%
37405
59%
**79
90%
[Baschieri & Pellagri 109]*
<<locked>>
81%
42148
66%
**98
94%
Bofors RP15
<<locked>>
81%
40988
64%
**31
98%
[Bofors RP30]*
<<locked>>
81%
34461
54%
**00
94%
Bofors RP5
<<locked>>
81%
44193
69%
**00
99%
[Hodgdon H1000]*
<<locked>>
81%
32300
51%
**18
93%
Hodgdon H4350
<<locked>>
81%
51488
81%
**49
100%
Hodgdon H4831
<<locked>>
81%
40654
64%
**79
96%
Hodgdon H4831 SC
<<locked>>
81%
45411
71%
**77
97%
Hodgdon Hybrid 100V
<<locked>>
81%
52214
82%
**43
100%
Hodgdon Retumbo
<<locked>>
81%
29573
46%
**85
95%
Hodgdon TrailBoss
<<locked>>
81%
28718
45%
**77
100%
IMR 4831
<<locked>>
81%
49603
78%
**26
100%
IMR 4955 Enduron
<<locked>>
81%
44512
70%
**35
97%
IMR 7828 SSC
<<locked>>
81%
44831
70%
**33
98%
[IMR 7977 Enduron]*
<<locked>>
86%
43932
69%
**82
90%
[IMR 8133 Enduron]*
<<locked>>
82%
28311
44%
**46
90%
[Lovex D100]*
<<locked>>
93%
47935
75%
**84
90%
Lovex S071
<<locked>>
81%
37884
59%
**03
99%
[Norma 217]*
<<locked>>
81%
27050
42%
**26
92%
Norma MRP
<<locked>>
81%
47036
74%
**69
100%
Ramshot Grand
<<locked>>
81%
47776
75%
**89
99%
Ramshot Magnum
<<locked>>
81%
42018
66%
**41
99%
ReloadSwiss RS 14
<<locked>>
81%
29486
46%
**19
100%
ReloadSwiss RS 76
<<locked>>
81%
35520
56%
**85
98%
[ReloadSwiss RS 80]*
<<locked>>
81%
32358
51%
**67
91%
Rottweil R 904
<<locked>>
81%
49124
77%
**33
99%
Rottweil R 905
<<locked>>
81%
47805
75%
**40
99%
[Shooters World 50 BMG]*
<<locked>>
93%
47935
75%
**84
90%
Somchem S361
<<locked>>
81%
50212
79%
**13
98%
Somchem S385
<<locked>>
81%
48341
76%
**17
100%
Vihtavuori N165
<<locked>>
81%
40857
64%
**66
98%
[Vihtavuori N170]*
<<locked>>
88%
39320
62%
**30
90%
Vihtavuori N555
<<locked>>
81%
47688
75%
**23
100%
Vihtavuori N560
<<locked>>
81%
44266
69%
**13
97%
Vihtavuori N565
<<locked>>
81%
38638
61%
**75
95%
[Vihtavuori N568]*
<<locked>>
81%
33649
53%
**93
91%
[Vihtavuori N570]*
<<locked>>
85%
37260
58%
**02
90%
Winchester StaBALL HD
<<locked>>
81%
40843
64%
**90
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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