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Load data for .375 CheyTAC + .375 | 270gr | Lehigh Defense Controlled Fracturing

Recommended Powder(s): ADI AR 2225, Hodgdon Retumbo, ReloadSwiss RS 76, ReloadSwiss RS 80, Vihtavuori N565

.375 CheyTAC + .375 | 270gr | Lehigh Defense Controlled Fracturing

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 270gr | Lehigh Defense Controlled Fracturing
Manufacturer SKU:
02375270SP
Bullet Weight:
270gr | 17.5g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
1.430" | 36.3mm
Caliber:
.375 CheyTAC load data
Case Length (l3):
3.020" | 76.7mm
Cartridge Length (C.O.L.):
4.447" | 113.0mm
Seated Depth:
0.003" | 0.1mm
Shank Seated Depth:
-0.057" | -1.5mm
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_B11080_C537
Last updated:
2025-11-07
Recommended Twist Rate:
1:16 - 1:14

Load data for 94 loads in caliber .375 CheyTAC with .375 | 270gr | Lehigh Defense Controlled Fracturing bullet and 47 powders such as ADI AR 2225, Hodgdon Retumbo, ReloadSwiss RS 76, ReloadSwiss RS 80, Vihtavuori N565. 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>>
85%
57392
90%
**00
100%
ADI AR 2213
<<locked>>
87%
57029
89%
**30
100%
ADI AR 2217
<<locked>>
96%
57392
90%
**36
100%
ADI AR 2218
<<locked>>
97%
52170
82%
**40
97%
ADI AR 2225 👍
<<locked>>
97%
54679
86%
**27
100%
Accurate 3100
<<locked>>
87%
57116
90%
**28
100%
[Accurate 8700]*
<<locked>>
97%
41234
65%
**28
92%
Accurate MAGPRO
<<locked>>
87%
57319
90%
**43
99%
Alliant Reloder-19
<<locked>>
85%
57319
90%
**04
100%
Alliant Reloder-22
<<locked>>
87%
57305
90%
**23
100%
Alliant Reloder-23
<<locked>>
88%
57174
90%
**61
100%
Alliant Reloder-25
<<locked>>
92%
57392
90%
**23
100%
Alliant Reloder-26
<<locked>>
84%
57145
90%
**33
100%
Alliant Reloder-33
<<locked>>
97%
57159
90%
**72
98%
Alliant Reloder-50
<<locked>>
97%
49719
78%
**38
96%
Hodgdon H1000
<<locked>>
96%
57392
90%
**36
100%
Hodgdon H4350
<<locked>>
83%
57305
90%
**51
100%
Hodgdon H4831
<<locked>>
90%
57072
89%
**77
99%
Hodgdon H4831 SC
<<locked>>
86%
57217
90%
**84
99%
Hodgdon Retumbo 👍
<<locked>>
97%
54679
86%
**27
100%
Hodgdon TrailBoss
<<locked>>
97%
36158
57%
**50
100%
IMR 4831
<<locked>>
84%
57000
89%
**38
100%
IMR 4955 Enduron
<<locked>>
88%
57406
90%
**64
99%
IMR 7828 SSC
<<locked>>
86%
57246
90%
**40
100%
IMR 7977 Enduron
<<locked>>
92%
56956
89%
**18
95%
IMR 8133 Enduron
<<locked>>
97%
50241
79%
**41
99%
[Lovex D100]*
<<locked>>
96%
57334
90%
**48
94%
Lovex S071
<<locked>>
92%
57305
90%
**35
100%
Norma 217
<<locked>>
97%
51169
80%
**67
100%
Norma MRP
<<locked>>
85%
57406
90%
**43
100%
Ramshot Magnum
<<locked>>
87%
57130
90%
**94
100%
ReloadSwiss RS 14
<<locked>>
97%
37159
58%
**93
100%
ReloadSwiss RS 76 👍
<<locked>>
92%
57087
89%
**92
100%
ReloadSwiss RS 80 👍
<<locked>>
94%
57101
89%
**66
99%
Rottweil R 904
<<locked>>
84%
57159
90%
**61
100%
Rottweil R 905
<<locked>>
85%
57087
89%
**90
100%
[SNPE Vectan SP 13]*
<<locked>>
97%
43366
68%
**54
93%
Somchem S361
<<locked>>
84%
57334
90%
**41
99%
Somchem S385
<<locked>>
85%
57058
89%
**61
100%
Vihtavuori N165
<<locked>>
90%
57174
90%
**41
100%
Vihtavuori N170
<<locked>>
97%
54766
86%
**28
96%
Vihtavuori N555
<<locked>>
85%
57305
90%
**67
100%
Vihtavuori N560
<<locked>>
87%
57217
90%
**53
100%
Vihtavuori N565 👍
<<locked>>
91%
57203
90%
**27
100%
Vihtavuori N568
<<locked>>
94%
57058
89%
**66
99%
Vihtavuori N570
<<locked>>
95%
57334
90%
**89
98%
Winchester StaBALL HD
<<locked>>
88%
57261
90%
**46
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
50618
79%
**02
100%
ADI AR 2213
<<locked>>
81%
45861
72%
**40
98%
[ADI AR 2217]*
<<locked>>
81%
34113
53%
**77
94%
[ADI AR 2218]*
<<locked>>
88%
36956
58%
**95
90%
ADI AR 2225
<<locked>>
81%
31314
49%
**44
96%
Accurate 3100
<<locked>>
81%
46456
73%
**71
100%
[Accurate 8700]*
<<locked>>
94%
36709
58%
**30
90%
Accurate MAGPRO
<<locked>>
81%
46064
72%
**49
96%
Alliant Reloder-19
<<locked>>
81%
50502
79%
**95
100%
Alliant Reloder-22
<<locked>>
81%
46673
73%
**49
99%
Alliant Reloder-23
<<locked>>
81%
45223
71%
**77
100%
Alliant Reloder-25
<<locked>>
81%
39218
61%
**25
100%
Alliant Reloder-26
<<locked>>
81%
51735
81%
**58
100%
[Alliant Reloder-33]*
<<locked>>
84%
35462
56%
**36
90%
[Alliant Reloder-50]*
<<locked>>
89%
36535
57%
**59
90%
[Hodgdon H1000]*
<<locked>>
81%
34113
53%
**77
94%
Hodgdon H4350
<<locked>>
81%
53679
84%
**99
100%
Hodgdon H4831
<<locked>>
81%
42728
67%
**28
97%
Hodgdon H4831 SC
<<locked>>
81%
47630
75%
**33
98%
Hodgdon Retumbo
<<locked>>
81%
31314
49%
**44
96%
Hodgdon TrailBoss
<<locked>>
81%
28834
45%
**96
100%
IMR 4831
<<locked>>
81%
51851
81%
**62
100%
IMR 4955 Enduron
<<locked>>
81%
46499
73%
**77
98%
IMR 7828 SSC
<<locked>>
81%
47485
74%
**85
99%
[IMR 7977 Enduron]*
<<locked>>
84%
43105
68%
**75
90%
[IMR 8133 Enduron]*
<<locked>>
81%
28732
45%
**52
91%
[Lovex D100]*
<<locked>>
90%
46673
73%
**71
90%
Lovex S071
<<locked>>
81%
39958
63%
**52
99%
[Norma 217]*
<<locked>>
81%
28863
45%
**75
94%
Norma MRP
<<locked>>
81%
49676
78%
**15
100%
Ramshot Magnum
<<locked>>
81%
44628
70%
**87
99%
ReloadSwiss RS 14
<<locked>>
81%
29602
46%
**32
100%
ReloadSwiss RS 76
<<locked>>
81%
37782
59%
**44
99%
[ReloadSwiss RS 80]*
<<locked>>
81%
34737
54%
**23
93%
Rottweil R 904
<<locked>>
81%
51256
80%
**72
99%
Rottweil R 905
<<locked>>
81%
50198
79%
**82
100%
[SNPE Vectan SP 13]*
<<locked>>
92%
37014
58%
**16
90%
Somchem S361
<<locked>>
81%
52475
82%
**66
99%
Somchem S385
<<locked>>
81%
50662
79%
**59
100%
Vihtavuori N165
<<locked>>
81%
43076
68%
**15
99%
[Vihtavuori N170]*
<<locked>>
86%
38551
60%
**13
90%
Vihtavuori N555
<<locked>>
81%
50183
79%
**62
100%
Vihtavuori N560
<<locked>>
81%
46847
73%
**69
98%
Vihtavuori N565
<<locked>>
81%
41002
64%
**31
96%
[Vihtavuori N568]*
<<locked>>
81%
35795
56%
**49
93%
[Vihtavuori N570]*
<<locked>>
83%
36593
57%
**79
90%
Winchester StaBALL HD
<<locked>>
81%
43859
69%
**43
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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