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Load data for 37XC + .376 | 270gr | Peregrine VRG-3

Recommended Powder(s): Alliant Reloder-26, Hodgdon H4350, Hodgdon Superperformance, Norma 204, Ramshot Hunter

37XC + .376 | 270gr | Peregrine VRG-3

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.376 | 270gr | Peregrine VRG-3
Bullet Weight:
270gr | 17.5g
Bullet Diameter:
0.376" | 9.55mm
Bullet Length:
<<locked>>
Caliber:
37XC load data
Case Length (l3):
3.087" | 78.4mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
139.8 Grains of Water | 9.08 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
69618 psi | 4800 bar
LID:
LID_B8206_C453
Last updated:
2026-03-14
Recommended Twist Rate:
1:19 - 1:16

Load data for 200 loads in caliber 37XC with .376 | 270gr | Peregrine VRG-3 bullet and 100 powders such as Alliant Reloder-26, Hodgdon H4350, Hodgdon Superperformance, Norma 204, Ramshot Hunter. 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".

  • No data yet

  • 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 APS 450
<<locked>>
84%
62453
90%
**28
101%
ADI AR 2208
<<locked>>
88%
62613
90%
**71
100%
ADI AR 2209
<<locked>>
97%
59973
86%
**33
99%
ADI AR 2213
<<locked>>
97%
53882
77%
**74
97%
[ADI AR 2217]*
<<locked>>
97%
39102
56%
**79
93%
ADI AR 2225
<<locked>>
97%
34621
50%
**26
95%
Accurate 2700
<<locked>>
88%
62265
89%
**38
100%
Accurate 3100
<<locked>>
97%
53374
77%
**82
100%
Accurate 4064
<<locked>>
86%
62337
90%
**28
100%
Accurate 4350
<<locked>>
93%
62642
90%
**33
100%
Accurate MAGPRO
<<locked>>
97%
52518
75%
**67
96%
Alliant Power Pro 2000-MR
<<locked>>
83%
62497
90%
**89
100%
Alliant Reloder- TS 15.5
<<locked>>
87%
62656
90%
**74
100%
Alliant Reloder-15
<<locked>>
85%
62018
89%
**87
100%
Alliant Reloder-16
<<locked>>
94%
62439
90%
**72
100%
Alliant Reloder-17
<<locked>>
89%
62294
89%
**69
100%
Alliant Reloder-19
<<locked>>
97%
59509
85%
**20
99%
Alliant Reloder-22
<<locked>>
97%
53098
76%
**71
99%
Alliant Reloder-23
<<locked>>
97%
50328
72%
**95
100%
Alliant Reloder-25
<<locked>>
97%
43439
62%
**23
99%
Alliant Reloder-26 👍
<<locked>>
97%
58610
84%
**95
100%
[Baschieri & Pellagri 109]*
<<locked>>
97%
52794
76%
**76
94%
Bofors RP15
<<locked>>
97%
48965
70%
**95
98%
Bofors RP3
<<locked>>
86%
62410
90%
**77
100%
[Bofors RP30]*
<<locked>>
97%
39813
57%
**51
94%
Bofors RP5
<<locked>>
97%
53098
76%
**71
99%
Bofors RP7
<<locked>>
91%
62395
90%
**87
100%
Hodgdon CFE223
<<locked>>
85%
62555
90%
**23
100%
[Hodgdon H1000]*
<<locked>>
97%
39102
56%
**79
93%
Hodgdon H380
<<locked>>
86%
62482
90%
**00
100%
Hodgdon H414
<<locked>>
89%
62395
90%
**49
100%
Hodgdon H4350 👍
<<locked>>
96%
62468
90%
**07
100%
Hodgdon H4831
<<locked>>
97%
49487
71%
**43
96%
Hodgdon H4831 SC
<<locked>>
97%
56594
81%
**54
97%
Hodgdon Hybrid 100V
<<locked>>
96%
62221
89%
**87
100%
Hodgdon LVR
<<locked>>
91%
62105
89%
**30
100%
Hodgdon Retumbo
<<locked>>
97%
34621
50%
**26
95%
Hodgdon Superperformance 👍
<<locked>>
91%
62163
89%
**79
100%
Hodgdon VARGET
<<locked>>
88%
62613
90%
**71
100%
Hodgdon TrailBoss
<<locked>>
96%
34838
50%
**29
100%
IMR 3031
<<locked>>
84%
62497
90%
**35
100%
IMR 4064
<<locked>>
88%
62627
90%
**67
100%
IMR 4166 Enduron
<<locked>>
89%
62627
90%
**71
100%
IMR 4350
<<locked>>
94%
62279
89%
**00
100%
IMR 4451 Enduron
<<locked>>
90%
62323
90%
**90
100%
IMR 4831
<<locked>>
97%
60220
87%
**84
100%
IMR 4895
<<locked>>
84%
62540
90%
**07
100%
IMR 4955 Enduron
<<locked>>
97%
55187
79%
**02
97%
IMR 7828 SSC
<<locked>>
97%
55564
80%
**17
98%
Lovex S060
<<locked>>
83%
62250
89%
**18
100%
Lovex S062
<<locked>>
86%
62221
89%
**41
100%
Lovex S065
<<locked>>
92%
62642
90%
**81
100%
Lovex S070
<<locked>>
93%
62424
90%
**04
100%
Lovex S071
<<locked>>
97%
44077
63%
**35
99%
Norma 201
<<locked>>
83%
62323
90%
**35
100%
Norma 203B
<<locked>>
85%
62352
90%
**94
100%
Norma 204 👍
<<locked>>
93%
62453
90%
**40
99%
Norma MRP
<<locked>>
97%
56753
82%
**49
100%
Norma URP
<<locked>>
93%
62207
89%
**23
100%
Ramshot Big Game
<<locked>>
85%
62468
90%
**00
100%
Ramshot Grand
<<locked>>
97%
59886
86%
**82
99%
Ramshot Hunter 👍
<<locked>>
94%
62250
89%
**56
100%
Ramshot Magnum
<<locked>>
97%
51561
74%
**28
99%
ReloadSwiss RS 14
<<locked>>
97%
35781
51%
**75
100%
ReloadSwiss RS 50
<<locked>>
86%
62526
90%
**90
100%
ReloadSwiss RS 60
<<locked>>
87%
62250
89%
**53
100%
ReloadSwiss RS 62
<<locked>>
92%
62323
90%
**49
100%
ReloadSwiss RS 70
<<locked>>
93%
62642
90%
**02
100%
ReloadSwiss RS 76
<<locked>>
97%
42482
61%
**56
98%
Rottweil R 902
<<locked>>
85%
62584
90%
**35
100%
Rottweil R 903
<<locked>>
88%
62555
90%
**74
100%
Rottweil R 904
<<locked>>
97%
61873
89%
**10
99%
Rottweil R 905
<<locked>>
97%
58726
84%
**13
99%
Rottweil R 907
<<locked>>
91%
62395
90%
**87
100%
SNPE Vectan SP 11
<<locked>>
87%
62410
90%
**04
100%
SNPE Vectan SP 9
<<locked>>
83%
62468
90%
**71
100%
SNPE Vectan Tubal 5000
<<locked>>
88%
62468
90%
**43
100%
SNPE Vectan Tubal 7000
<<locked>>
92%
62134
89%
**38
100%
Shooters World Long Rifle
<<locked>>
92%
62642
90%
**81
100%
Shooters World Precision
<<locked>>
86%
62221
89%
**41
100%
Somchem S335
<<locked>>
83%
62656
90%
**59
100%
Somchem S355
<<locked>>
88%
62163
89%
**67
100%
Somchem S361
<<locked>>
96%
62555
90%
**84
98%
Somchem S365
<<locked>>
95%
62627
90%
**33
100%
Somchem S385
<<locked>>
97%
59263
85%
**84
100%
Vihtavuori N133
<<locked>>
85%
62439
90%
**33
100%
Vihtavuori N135
<<locked>>
90%
62163
89%
**72
100%
Vihtavuori N140
<<locked>>
85%
62091
89%
**85
100%
Vihtavuori N150
<<locked>>
93%
62105
89%
**25
100%
Vihtavuori N160
<<locked>>
91%
62468
90%
**94
100%
Vihtavuori N165
<<locked>>
97%
49603
71%
**26
98%
Vihtavuori N540
<<locked>>
85%
62236
89%
**22
100%
Vihtavuori N550
<<locked>>
91%
62642
90%
**33
100%
Vihtavuori N555
<<locked>>
97%
56217
81%
**71
100%
Vihtavuori N560
<<locked>>
97%
53519
77%
**97
97%
Vihtavuori N565
<<locked>>
97%
45339
65%
**30
95%
Winchester 6.5 StaBALL
<<locked>>
92%
62120
89%
**51
100%
Winchester 760
<<locked>>
89%
62395
90%
**49
100%
Winchester StaBALL HD
<<locked>>
97%
46311
67%
**58
100%
Winchester Supreme 780
<<locked>>
97%
61612
88%
**07
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI APS 450
<<locked>>
81%
59770
86%
**88
100%
ADI AR 2208
<<locked>>
81%
50792
73%
**07
100%
[ADI AR 2209]*
<<locked>>
81%
35186
51%
**67
93%
[ADI AR 2213]*
<<locked>>
83%
33997
49%
**57
90%
[ADI AR 2217]*
<<locked>>
93%
33823
49%
**44
90%
[ADI AR 2225]*
<<locked>>
91%
28282
41%
**33
90%
Accurate 2700
<<locked>>
81%
48834
70%
**35
98%
[Accurate 3100]*
<<locked>>
81%
30356
44%
**33
94%
Accurate 4064
<<locked>>
81%
53708
77%
**20
100%
Accurate 4350
<<locked>>
81%
41524
60%
**02
99%
[Accurate MAGPRO]*
<<locked>>
88%
37550
54%
**72
90%
Alliant Power Pro 2000-MR
<<locked>>
81%
57595
83%
**30
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
51576
74%
**30
100%
Alliant Reloder-15
<<locked>>
81%
54868
79%
**99
100%
Alliant Reloder-16
<<locked>>
81%
40364
58%
**21
99%
Alliant Reloder-17
<<locked>>
81%
46630
67%
**43
100%
[Alliant Reloder-19]*
<<locked>>
81%
34969
50%
**64
93%
[Alliant Reloder-22]*
<<locked>>
81%
30763
44%
**95
91%
Alliant Reloder-23
<<locked>>
81%
29414
42%
**72
98%
[Alliant Reloder-25]*
<<locked>>
81%
25817
37%
**60
91%
Alliant Reloder-26
<<locked>>
81%
31778
46%
**90
97%
[Baschieri & Pellagri 109]*
<<locked>>
90%
42467
61%
**82
90%
[Bofors RP15]*
<<locked>>
82%
29747
43%
**69
90%
Bofors RP3
<<locked>>
81%
51982
75%
**36
100%
[Bofors RP30]*
<<locked>>
90%
31836
46%
**44
90%
[Bofors RP5]*
<<locked>>
81%
30763
44%
**95
91%
Bofors RP7
<<locked>>
81%
45368
65%
**18
98%
Hodgdon CFE223
<<locked>>
81%
54737
79%
**25
100%
[Hodgdon H1000]*
<<locked>>
93%
33823
49%
**44
90%
Hodgdon H380
<<locked>>
81%
52301
75%
**56
100%
Hodgdon H414
<<locked>>
81%
47819
69%
**26
99%
Hodgdon H4350
<<locked>>
81%
38827
56%
**00
96%
[Hodgdon H4831]*
<<locked>>
86%
34577
50%
**38
90%
[Hodgdon H4831 SC]*
<<locked>>
83%
34621
50%
**34
90%
Hodgdon Hybrid 100V
<<locked>>
81%
37811
54%
**07
100%
Hodgdon LVR
<<locked>>
81%
44411
64%
**57
99%
[Hodgdon Retumbo]*
<<locked>>
91%
28282
41%
**33
90%
Hodgdon Superperformance
<<locked>>
81%
42931
62%
**74
98%
Hodgdon VARGET
<<locked>>
81%
50401
72%
**00
100%
Hodgdon TrailBoss
<<locked>>
81%
27804
40%
**85
100%
IMR 3031
<<locked>>
81%
56405
81%
**59
100%
IMR 4064
<<locked>>
81%
49661
71%
**80
100%
IMR 4166 Enduron
<<locked>>
81%
48704
70%
**57
99%
IMR 4350
<<locked>>
81%
40872
59%
**49
97%
IMR 4451 Enduron
<<locked>>
81%
46978
67%
**48
98%
IMR 4831
<<locked>>
81%
36129
52%
**74
98%
IMR 4895
<<locked>>
81%
56362
81%
**22
100%
[IMR 4955 Enduron]*
<<locked>>
81%
33663
48%
**82
90%
[IMR 7828 SSC]*
<<locked>>
83%
33721
48%
**64
90%
Lovex S060
<<locked>>
81%
58175
84%
**72
100%
Lovex S062
<<locked>>
81%
53519
77%
**30
100%
Lovex S065
<<locked>>
81%
44150
63%
**95
99%
Lovex S070
<<locked>>
81%
42511
61%
**79
98%
[Lovex S071]*
<<locked>>
81%
26005
37%
**15
92%
Norma 201
<<locked>>
81%
58088
83%
**85
100%
Norma 203B
<<locked>>
81%
54331
78%
**85
100%
Norma 204
<<locked>>
81%
40654
58%
**82
95%
[Norma MRP]*
<<locked>>
81%
31995
46%
**61
94%
Norma URP
<<locked>>
81%
41292
59%
**95
99%
Ramshot Big Game
<<locked>>
81%
55303
79%
**12
100%
[Ramshot Grand]*
<<locked>>
81%
32938
47%
**54
90%
Ramshot Hunter
<<locked>>
81%
40205
58%
**85
98%
[Ramshot Magnum]*
<<locked>>
81%
28500
41%
**20
90%
ReloadSwiss RS 14
<<locked>>
81%
28369
41%
**21
100%
ReloadSwiss RS 50
<<locked>>
81%
52330
75%
**40
100%
ReloadSwiss RS 60
<<locked>>
81%
49516
71%
**89
100%
ReloadSwiss RS 62
<<locked>>
81%
41742
60%
**25
99%
ReloadSwiss RS 70
<<locked>>
81%
40248
58%
**35
99%
[ReloadSwiss RS 76]*
<<locked>>
86%
28805
41%
**72
90%
Rottweil R 902
<<locked>>
81%
55288
79%
**40
100%
Rottweil R 903
<<locked>>
81%
49008
70%
**84
100%
[Rottweil R 904]*
<<locked>>
81%
36651
53%
**61
92%
[Rottweil R 905]*
<<locked>>
81%
34098
49%
**48
93%
Rottweil R 907
<<locked>>
81%
45368
65%
**18
98%
SNPE Vectan SP 11
<<locked>>
81%
50517
73%
**46
100%
SNPE Vectan SP 9
<<locked>>
81%
58233
84%
**18
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
49951
72%
**82
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
43337
62%
**46
98%
Shooters World Long Rifle
<<locked>>
81%
44150
63%
**95
99%
Shooters World Precision
<<locked>>
81%
53519
77%
**30
100%
Somchem S335
<<locked>>
81%
58407
84%
**10
100%
Somchem S355
<<locked>>
81%
49037
70%
**84
100%
[Somchem S361]*
<<locked>>
81%
37043
53%
**44
92%
Somchem S365
<<locked>>
81%
37782
54%
**52
100%
[Somchem S385]*
<<locked>>
81%
34621
50%
**34
94%
Vihtavuori N133
<<locked>>
81%
55637
80%
**51
100%
Vihtavuori N135
<<locked>>
81%
47747
69%
**89
100%
Vihtavuori N140
<<locked>>
81%
55506
80%
**03
100%
Vihtavuori N150
<<locked>>
81%
42076
60%
**30
100%
Vihtavuori N160
<<locked>>
81%
44657
64%
**28
100%
[Vihtavuori N165]*
<<locked>>
81%
28950
42%
**83
91%
Vihtavuori N540
<<locked>>
81%
55100
79%
**33
100%
Vihtavuori N550
<<locked>>
81%
45150
65%
**71
100%
Vihtavuori N555
<<locked>>
81%
32880
47%
**48
98%
[Vihtavuori N560]*
<<locked>>
84%
34156
49%
**97
90%
[Vihtavuori N565]*
<<locked>>
88%
32982
47%
**61
90%
Winchester 6.5 StaBALL
<<locked>>
81%
41930
60%
**66
100%
Winchester 760
<<locked>>
81%
47819
69%
**26
99%
Winchester StaBALL HD
<<locked>>
81%
23844
34%
**52
97%
[Winchester Supreme 780]*
<<locked>>
81%
34490
50%
**34
93%

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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