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Load data for .375 CheyTAC + .375 | 270gr | Impala RNFP KO

Recommended Powder(s): ADI AR 2217, ADI AR 2225, Hodgdon H1000, Hodgdon Retumbo, Vihtavuori N565

.375 CheyTAC + .375 | 270gr | Impala RNFP KO

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 270gr | Impala RNFP KO
Bullet Weight:
270gr | 17.5g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
1.329" | 33.8mm
Caliber:
.375 CheyTAC load data
Case Length (l3):
3.020" | 76.7mm
Cartridge Length (C.O.L.):
4.227" | 107.4mm
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_B3013_C537
Last updated:
2025-01-01

Load data for 88 loads in caliber .375 CheyTAC with .375 | 270gr | Impala RNFP KO bullet and 44 powders such as ADI AR 2217, ADI AR 2225, Hodgdon H1000, Hodgdon Retumbo, 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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    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.

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>>
84%
57348
90%
**97
100%
ADI AR 2213
<<locked>>
87%
57290
90%
**27
100%
ADI AR 2217 👍
<<locked>>
95%
57363
90%
**27
100%
ADI AR 2218
<<locked>>
97%
53316
84%
**49
97%
ADI AR 2225 👍
<<locked>>
97%
55448
87%
**33
100%
Accurate 3100
<<locked>>
86%
57203
90%
**22
100%
[Accurate 8700]*
<<locked>>
97%
42511
67%
**48
93%
Accurate MAGPRO
<<locked>>
86%
57043
89%
**27
99%
Alliant Reloder-19
<<locked>>
84%
57174
90%
**87
100%
Alliant Reloder-22
<<locked>>
86%
57145
90%
**20
100%
Alliant Reloder-23
<<locked>>
87%
56985
89%
**51
100%
Alliant Reloder-25
<<locked>>
91%
57392
90%
**23
100%
Alliant Reloder-33
<<locked>>
96%
57406
90%
**69
98%
Alliant Reloder-50
<<locked>>
97%
51605
81%
**74
96%
Hodgdon H1000 👍
<<locked>>
95%
57363
90%
**27
100%
Hodgdon H4831
<<locked>>
89%
57072
89%
**77
99%
Hodgdon H4831 SC
<<locked>>
86%
57072
89%
**77
99%
Hodgdon Retumbo 👍
<<locked>>
97%
55448
87%
**33
100%
Hodgdon TrailBoss
<<locked>>
97%
36419
57%
**47
100%
IMR 4831
<<locked>>
83%
57290
90%
**38
100%
IMR 4955 Enduron
<<locked>>
87%
57232
90%
**58
99%
IMR 7828 SSC
<<locked>>
86%
57072
89%
**33
100%
IMR 7977 Enduron
<<locked>>
92%
57305
90%
**15
95%
IMR 8133 Enduron
<<locked>>
97%
51503
81%
**54
99%
[Lovex D100]*
<<locked>>
96%
57377
90%
**44
93%
Lovex S071
<<locked>>
91%
57203
90%
**25
100%
Norma 217
<<locked>>
97%
52823
83%
**84
100%
Norma MRP
<<locked>>
84%
57246
90%
**33
100%
Ramshot Magnum
<<locked>>
87%
57058
89%
**90
100%
ReloadSwiss RS 14
<<locked>>
97%
37362
59%
**90
100%
ReloadSwiss RS 76
<<locked>>
91%
57261
90%
**92
100%
ReloadSwiss RS 80
<<locked>>
93%
57000
89%
**56
99%
Rottweil R 904
<<locked>>
84%
56985
89%
**54
100%
Rottweil R 905
<<locked>>
84%
57319
90%
**90
100%
[SNPE Vectan SP 13]*
<<locked>>
97%
44686
70%
**80
94%
Somchem S385
<<locked>>
84%
57116
90%
**54
100%
Vihtavuori N165
<<locked>>
89%
57305
90%
**41
100%
Vihtavuori N170
<<locked>>
97%
56217
88%
**51
96%
Vihtavuori N555
<<locked>>
84%
57406
90%
**67
100%
Vihtavuori N560
<<locked>>
86%
57101
89%
**36
99%
Vihtavuori N565 👍
<<locked>>
90%
57392
90%
**27
100%
Vihtavuori N568
<<locked>>
93%
57188
90%
**56
99%
Vihtavuori N570
<<locked>>
94%
57435
90%
**92
98%
Winchester StaBALL HD
<<locked>>
87%
57319
90%
**43
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
51677
81%
**05
100%
ADI AR 2213
<<locked>>
81%
46818
73%
**53
98%
ADI AR 2217
<<locked>>
81%
35273
55%
**07
95%
[ADI AR 2218]*
<<locked>>
87%
37550
59%
**92
90%
ADI AR 2225
<<locked>>
81%
32851
51%
**84
97%
Accurate 3100
<<locked>>
81%
48196
76%
**94
100%
[Accurate 8700]*
<<locked>>
93%
36724
58%
**23
90%
Accurate MAGPRO
<<locked>>
81%
47427
74%
**62
97%
Alliant Reloder-19
<<locked>>
81%
51605
81%
**02
100%
Alliant Reloder-22
<<locked>>
81%
47776
75%
**66
99%
Alliant Reloder-23
<<locked>>
81%
46514
73%
**00
100%
Alliant Reloder-25
<<locked>>
81%
40553
64%
**48
100%
[Alliant Reloder-33]*
<<locked>>
83%
35447
56%
**43
90%
[Alliant Reloder-50]*
<<locked>>
87%
36492
57%
**56
90%
Hodgdon H1000
<<locked>>
81%
35273
55%
**07
95%
Hodgdon H4831
<<locked>>
81%
43758
69%
**44
97%
Hodgdon H4831 SC
<<locked>>
81%
48660
76%
**33
98%
Hodgdon Retumbo
<<locked>>
81%
32851
51%
**84
97%
Hodgdon TrailBoss
<<locked>>
81%
28979
45%
**86
100%
IMR 4831
<<locked>>
81%
53359
84%
**72
100%
IMR 4955 Enduron
<<locked>>
81%
47442
74%
**87
98%
IMR 7828 SSC
<<locked>>
81%
48515
76%
**89
99%
[IMR 7977 Enduron]*
<<locked>>
83%
43120
68%
**66
90%
[IMR 8133 Enduron]*
<<locked>>
81%
30400
48%
**05
92%
[Lovex D100]*
<<locked>>
90%
46934
74%
**67
90%
Lovex S071
<<locked>>
81%
41858
66%
**79
100%
Norma 217
<<locked>>
81%
30792
48%
**31
95%
Norma MRP
<<locked>>
81%
51126
80%
**41
100%
Ramshot Magnum
<<locked>>
81%
46296
73%
**17
100%
ReloadSwiss RS 14
<<locked>>
81%
29907
47%
**29
100%
ReloadSwiss RS 76
<<locked>>
81%
39233
61%
**74
99%
[ReloadSwiss RS 80]*
<<locked>>
81%
36318
57%
**66
94%
Rottweil R 904
<<locked>>
81%
52330
82%
**82
99%
Rottweil R 905
<<locked>>
81%
51445
81%
**99
100%
[SNPE Vectan SP 13]*
<<locked>>
91%
36985
58%
**16
90%
Somchem S385
<<locked>>
81%
51880
81%
**72
100%
Vihtavuori N165
<<locked>>
81%
44208
69%
**31
99%
[Vihtavuori N170]*
<<locked>>
85%
38522
60%
**10
90%
Vihtavuori N555
<<locked>>
81%
51822
81%
**79
100%
Vihtavuori N560
<<locked>>
81%
47979
75%
**89
98%
Vihtavuori N565
<<locked>>
81%
42612
67%
**57
97%
[Vihtavuori N568]*
<<locked>>
81%
37434
59%
**75
93%
[Vihtavuori N570]*
<<locked>>
82%
36463
57%
**75
90%
Winchester StaBALL HD
<<locked>>
81%
45643
72%
**69
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.

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