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Load data for .375 CheyTAC + .375 | 270gr | Swift A-Frame

Recommended Powder(s): ADI AR 2225, Hodgdon Retumbo, Norma 217, ReloadSwiss RS 80, Vihtavuori N568

.375 CheyTAC + .375 | 270gr | Swift A-Frame

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 270gr | Swift A-Frame
Bullet Weight:
270gr | 17.5g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
1.200" | 30.5mm
Caliber:
.375 CheyTAC load data
Case Length (l3):
3.020" | 76.7mm
Cartridge Length (C.O.L.):
4.447" | 113.0mm
Seated Depth:
-0.227" | -5.8mm
Shank Seated Depth:
-0.227" | -5.8mm
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_B10866_C537
Last updated:
2025-02-02

Load data for 78 loads in caliber .375 CheyTAC with .375 | 270gr | Swift A-Frame bullet and 39 powders such as ADI AR 2225, Hodgdon Retumbo, Norma 217, ReloadSwiss RS 80, 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 2213
<<locked>>
85%
57377
90%
**36
100%
ADI AR 2217
<<locked>>
93%
57276
90%
**20
100%
ADI AR 2218
<<locked>>
97%
57276
90%
**25
98%
ADI AR 2225 👍
<<locked>>
95%
57101
89%
**46
100%
Accurate 3100
<<locked>>
84%
57159
90%
**25
100%
Accurate 8700
<<locked>>
97%
46267
73%
**26
95%
Accurate MAGPRO
<<locked>>
84%
57058
89%
**36
99%
Alliant Reloder-22
<<locked>>
84%
57116
89%
**17
100%
Alliant Reloder-23
<<locked>>
85%
57232
90%
**51
100%
Alliant Reloder-25
<<locked>>
89%
57334
90%
**10
100%
Alliant Reloder-33
<<locked>>
94%
57421
90%
**66
98%
Alliant Reloder-50
<<locked>>
97%
56536
89%
**40
98%
Hodgdon H1000
<<locked>>
93%
57276
90%
**20
100%
Hodgdon H4831
<<locked>>
87%
57072
89%
**81
99%
Hodgdon H4831 SC
<<locked>>
84%
57072
89%
**81
99%
Hodgdon Retumbo 👍
<<locked>>
95%
57101
89%
**46
100%
Hodgdon TrailBoss
<<locked>>
97%
36434
57%
**64
100%
IMR 4955 Enduron
<<locked>>
85%
57101
89%
**54
100%
IMR 7828 SSC
<<locked>>
84%
57232
90%
**40
100%
IMR 7977 Enduron
<<locked>>
90%
57232
90%
**28
95%
IMR 8133 Enduron
<<locked>>
97%
55724
87%
**17
100%
[Lovex D100]*
<<locked>>
94%
57159
90%
**41
94%
Lovex S071
<<locked>>
89%
57334
90%
**31
100%
Norma 217 👍
<<locked>>
97%
57130
90%
**43
100%
[Ramshot LRT]*
<<locked>>
97%
57101
89%
**53
93%
Ramshot Magnum
<<locked>>
85%
57290
90%
**81
100%
ReloadSwiss RS 14
<<locked>>
97%
37666
59%
**13
100%
ReloadSwiss RS 76
<<locked>>
89%
57116
90%
**79
100%
ReloadSwiss RS 80 👍
<<locked>>
91%
57305
90%
**49
99%
SNPE Vectan SP 13
<<locked>>
97%
48530
76%
**43
95%
[Vihtavuori 20N29]*
<<locked>>
97%
47007
74%
**23
93%
[Vihtavuori 24N41]*
<<locked>>
97%
57217
90%
**10
93%
Vihtavuori N165
<<locked>>
87%
57116
89%
**41
100%
Vihtavuori N170
<<locked>>
95%
57377
90%
**64
97%
Vihtavuori N560
<<locked>>
84%
57072
89%
**33
100%
Vihtavuori N565
<<locked>>
88%
57377
90%
**23
100%
Vihtavuori N568 👍
<<locked>>
91%
57101
89%
**56
99%
Vihtavuori N570
<<locked>>
92%
57217
90%
**86
98%
Winchester StaBALL HD
<<locked>>
85%
57348
90%
**27
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2213
<<locked>>
81%
50082
78%
**08
99%
ADI AR 2217
<<locked>>
81%
37782
59%
**59
96%
[ADI AR 2218]*
<<locked>>
84%
36738
58%
**72
90%
ADI AR 2225
<<locked>>
81%
35186
55%
**33
98%
Accurate 3100
<<locked>>
81%
51198
80%
**36
100%
[Accurate 8700]*
<<locked>>
90%
36158
57%
**07
90%
Accurate MAGPRO
<<locked>>
81%
50720
79%
**18
98%
Alliant Reloder-22
<<locked>>
81%
51024
80%
**22
100%
Alliant Reloder-23
<<locked>>
81%
49617
78%
**40
100%
Alliant Reloder-25
<<locked>>
81%
43685
68%
**97
100%
[Alliant Reloder-33]*
<<locked>>
81%
36114
57%
**43
91%
[Alliant Reloder-50]*
<<locked>>
84%
36027
56%
**36
90%
Hodgdon H1000
<<locked>>
81%
37782
59%
**59
96%
Hodgdon H4831
<<locked>>
81%
46456
73%
**97
98%
Hodgdon H4831 SC
<<locked>>
81%
51692
81%
**95
99%
Hodgdon Retumbo
<<locked>>
81%
35186
55%
**33
98%
Hodgdon TrailBoss
<<locked>>
81%
29124
46%
**06
100%
IMR 4955 Enduron
<<locked>>
81%
49980
78%
**43
99%
IMR 7828 SSC
<<locked>>
81%
52083
82%
**51
99%
[IMR 7977 Enduron]*
<<locked>>
81%
42699
67%
**56
90%
[IMR 8133 Enduron]*
<<locked>>
81%
32851
51%
**57
94%
[Lovex D100]*
<<locked>>
87%
45629
72%
**41
90%
Lovex S071
<<locked>>
81%
44367
70%
**25
100%
Norma 217
<<locked>>
81%
33359
52%
**90
97%
[Ramshot LRT]*
<<locked>>
92%
47805
75%
**72
90%
Ramshot Magnum
<<locked>>
81%
49806
78%
**66
100%
ReloadSwiss RS 14
<<locked>>
81%
30066
47%
**52
100%
ReloadSwiss RS 76
<<locked>>
81%
42627
67%
**30
100%
ReloadSwiss RS 80
<<locked>>
81%
39537
62%
**21
95%
[SNPE Vectan SP 13]*
<<locked>>
88%
36709
58%
**97
90%
[Vihtavuori 20N29]*
<<locked>>
94%
41495
65%
**12
90%
[Vihtavuori 24N41]*
<<locked>>
92%
47761
75%
**46
90%
Vihtavuori N165
<<locked>>
81%
46891
73%
**77
100%
[Vihtavuori N170]*
<<locked>>
82%
37782
59%
**93
90%
Vihtavuori N560
<<locked>>
81%
51184
80%
**38
99%
Vihtavuori N565
<<locked>>
81%
45803
72%
**23
98%
Vihtavuori N568
<<locked>>
81%
40495
63%
**44
95%
[Vihtavuori N570]*
<<locked>>
81%
38783
61%
**31
92%
Winchester StaBALL HD
<<locked>>
81%
49574
78%
**22
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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