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Load data for .375 Rem. Ultra Mag + .376 | 270gr | Peregrine VLR-4

Recommended Powder(s): Accurate 4350, Alliant Reloder-16, Hodgdon LVR, ReloadSwiss RS 62, Vihtavuori N550

.375 Rem. Ultra Mag + .376 | 270gr | Peregrine VLR-4

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.376 | 270gr | Peregrine VLR-4
Bullet Weight:
270gr | 17.5g
Bullet Diameter:
0.376" | 9.55mm
Bullet Length:
1.500" | 38.1mm
Caliber:
.375 Rem. Ultra Mag load data
Case Length (l3):
2.850" | 72.4mm
Cartridge Length (C.O.L.):
3.546" | 90.1mm
Seated Depth:
0.804" | 20.4mm
Shank Seated Depth:
0.568" | 14.4mm
Case Capacity:
117.0 Grains of Water | 7.60 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B8205_C557
Last updated:
2025-02-02
Recommended Twist Rate:
1:15 - 1:12

Load data for 194 loads in caliber .375 Rem. Ultra Mag with .376 | 270gr | Peregrine VLR-4 bullet and 97 powders such as Accurate 4350, Alliant Reloder-16, Hodgdon LVR, ReloadSwiss RS 62, Vihtavuori N550. 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 2206H
<<locked>>
86%
57014
89%
**67
100%
ADI AR 2208
<<locked>>
91%
57261
90%
**57
100%
ADI AR 2209
<<locked>>
97%
47166
74%
**79
95%
Accurate 2200
<<locked>>
84%
56985
89%
**41
100%
Accurate 2495
<<locked>>
84%
57145
90%
**18
100%
Accurate 2520
<<locked>>
84%
57029
89%
**48
100%
Accurate 2700
<<locked>>
92%
57305
90%
**08
98%
Accurate 3100
<<locked>>
97%
39987
63%
**44
97%
Accurate 4064
<<locked>>
90%
57159
90%
**38
100%
Accurate 4350 👍
<<locked>>
97%
55941
88%
**10
100%
Alliant AR-Comp
<<locked>>
84%
56942
89%
**95
100%
Alliant Reloder- TS 15.5
<<locked>>
91%
57159
90%
**77
100%
Alliant Reloder-15
<<locked>>
89%
57392
90%
**94
100%
Alliant Reloder-16 👍
<<locked>>
97%
53287
84%
**10
100%
Alliant Reloder-17
<<locked>>
94%
57377
90%
**79
100%
Alliant Reloder-19
<<locked>>
97%
46485
73%
**75
95%
[Alliant Reloder-22]*
<<locked>>
97%
40277
63%
**03
93%
Alliant Reloder-23
<<locked>>
97%
38261
60%
**70
99%
[Alliant Reloder-25]*
<<locked>>
97%
33794
53%
**72
94%
Alliant Reloder-26
<<locked>>
97%
42743
67%
**15
99%
Baschieri & Pellagri 107
<<locked>>
86%
57000
89%
**87
100%
Hodgdon BL-C2
<<locked>>
84%
57217
90%
**84
100%
Hodgdon Benchmark
<<locked>>
84%
57305
90%
**02
100%
Hodgdon CFE223
<<locked>>
89%
56768
89%
**17
100%
Hodgdon H380
<<locked>>
90%
57043
89%
**84
100%
Hodgdon H414
<<locked>>
93%
57305
90%
**36
99%
Hodgdon H4350
<<locked>>
97%
51663
81%
**02
97%
[Hodgdon H4831 SC]*
<<locked>>
97%
43976
69%
**93
92%
Hodgdon Hybrid 100V
<<locked>>
97%
49574
78%
**92
100%
Hodgdon LVR 👍
<<locked>>
96%
57319
90%
**26
100%
Hodgdon Superperformance
<<locked>>
96%
56913
89%
**62
99%
Hodgdon VARGET
<<locked>>
92%
57363
90%
**64
100%
IMR 3031
<<locked>>
88%
57392
90%
**54
100%
IMR 4064
<<locked>>
92%
56855
89%
**48
100%
IMR 4166 Enduron
<<locked>>
92%
57159
90%
**38
99%
IMR 4350
<<locked>>
97%
54578
86%
**44
98%
IMR 4451 Enduron
<<locked>>
93%
56840
89%
**61
99%
IMR 4831
<<locked>>
97%
46746
73%
**66
99%
IMR 4895
<<locked>>
88%
56855
89%
**97
100%
[IMR 4955 Enduron]*
<<locked>>
97%
44382
70%
**74
92%
[IMR 7828 SSC]*
<<locked>>
97%
42917
67%
**26
92%
IMR 8208 XBR
<<locked>>
84%
56927
89%
**38
100%
Lovex D073.6
<<locked>>
85%
56724
89%
**38
100%
Lovex S060
<<locked>>
86%
57000
89%
**12
100%
Lovex S062
<<locked>>
89%
56739
89%
**38
100%
Lovex S065
<<locked>>
96%
57000
89%
**61
100%
Lovex S070
<<locked>>
97%
56275
88%
**74
99%
[Lovex S071]*
<<locked>>
97%
33127
52%
**03
94%
Norma 201
<<locked>>
86%
57261
90%
**35
100%
Norma 202
<<locked>>
86%
56884
89%
**21
100%
Norma 203B
<<locked>>
89%
57290
90%
**90
100%
Norma 204
<<locked>>
97%
54969
86%
**84
97%
Norma MRP
<<locked>>
97%
42641
67%
**75
96%
Norma URP
<<locked>>
97%
54462
85%
**90
100%
Ramshot Big Game
<<locked>>
89%
57159
90%
**03
100%
Ramshot Hunter
<<locked>>
97%
53055
83%
**87
99%
[Ramshot Magnum]*
<<locked>>
97%
39073
61%
**48
93%
Ramshot TAC
<<locked>>
84%
57348
90%
**61
100%
Ramshot Wild Boar
<<locked>>
84%
57188
90%
**74
100%
ReloadSwiss RS 50
<<locked>>
90%
57421
90%
**71
99%
ReloadSwiss RS 52
<<locked>>
89%
57246
90%
**03
100%
ReloadSwiss RS 60
<<locked>>
95%
56797
89%
**89
100%
ReloadSwiss RS 62 👍
<<locked>>
97%
55535
87%
**30
100%
ReloadSwiss RS 70
<<locked>>
97%
54737
86%
**56
100%
Rottweil R 901
<<locked>>
84%
57334
90%
**08
100%
Rottweil R 902
<<locked>>
88%
57348
90%
**31
100%
Rottweil R 903
<<locked>>
92%
56927
89%
**71
100%
[Rottweil R 904]*
<<locked>>
97%
49168
77%
**62
94%
Rottweil R 905
<<locked>>
97%
45121
71%
**52
95%
Rottweil R 907
<<locked>>
95%
56942
89%
**61
98%
SNPE Vectan SP 11
<<locked>>
92%
57217
90%
**10
100%
SNPE Vectan SP 7
<<locked>>
85%
57029
89%
**54
100%
SNPE Vectan SP 9
<<locked>>
86%
56884
89%
**64
100%
SNPE Vectan Tubal 3000
<<locked>>
86%
56782
89%
**52
100%
SNPE Vectan Tubal 5000
<<locked>>
91%
57319
90%
**52
100%
SNPE Vectan Tubal 7000
<<locked>>
95%
56623
89%
**05
99%
Shooters World Long Rifle
<<locked>>
96%
57000
89%
**61
100%
Shooters World Match Rifle
<<locked>>
85%
56724
89%
**38
100%
Shooters World Precision
<<locked>>
89%
56739
89%
**38
100%
Somchem S335
<<locked>>
86%
57159
90%
**66
100%
Somchem S341
<<locked>>
85%
57406
90%
**51
100%
Somchem S355
<<locked>>
93%
57130
90%
**67
100%
[Somchem S361]*
<<locked>>
97%
50604
79%
**49
94%
Somchem S365
<<locked>>
97%
49385
77%
**48
100%
Somchem S385
<<locked>>
97%
45556
71%
**33
96%
Vihtavuori N133
<<locked>>
88%
57363
90%
**46
100%
Vihtavuori N135
<<locked>>
94%
57058
89%
**92
100%
Vihtavuori N140
<<locked>>
88%
57058
89%
**98
100%
Vihtavuori N150
<<locked>>
97%
55419
87%
**08
100%
Vihtavuori N160
<<locked>>
95%
56710
89%
**80
100%
[Vihtavuori N165]*
<<locked>>
97%
37971
59%
**75
93%
Vihtavuori N540
<<locked>>
88%
56927
89%
**31
100%
Vihtavuori N550 👍
<<locked>>
95%
57174
90%
**33
100%
Vihtavuori N555
<<locked>>
97%
42235
66%
**39
99%
Winchester 6.5 StaBALL
<<locked>>
97%
57174
90%
**61
100%
Winchester 760
<<locked>>
93%
57305
90%
**36
99%
Winchester StaBALL HD
<<locked>>
97%
34026
53%
**74
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
49226
77%
**59
100%
ADI AR 2208
<<locked>>
81%
41843
66%
**21
99%
[ADI AR 2209]*
<<locked>>
87%
34374
54%
**23
90%
Accurate 2200
<<locked>>
81%
51459
81%
**69
100%
Accurate 2495
<<locked>>
81%
51358
80%
**43
100%
Accurate 2520
<<locked>>
81%
52040
82%
**82
100%
[Accurate 2700]*
<<locked>>
81%
40263
63%
**43
94%
[Accurate 3100]*
<<locked>>
85%
26136
41%
**29
90%
Accurate 4064
<<locked>>
81%
43337
68%
**54
100%
Accurate 4350
<<locked>>
81%
32097
50%
**93
96%
Alliant AR-Comp
<<locked>>
81%
52344
82%
**36
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
41655
65%
**41
100%
Alliant Reloder-15
<<locked>>
81%
44802
70%
**10
99%
Alliant Reloder-16
<<locked>>
81%
32358
51%
**13
96%
Alliant Reloder-17
<<locked>>
81%
36201
57%
**28
99%
[Alliant Reloder-19]*
<<locked>>
87%
33982
53%
**20
90%
[Alliant Reloder-22]*
<<locked>>
91%
33678
53%
**52
90%
[Alliant Reloder-23]*
<<locked>>
81%
23467
37%
**80
92%
[Alliant Reloder-25]*
<<locked>>
91%
28108
44%
**11
90%
[Alliant Reloder-26]*
<<locked>>
83%
25817
40%
**88
90%
Baschieri & Pellagri 107
<<locked>>
81%
48820
77%
**69
100%
Hodgdon BL-C2
<<locked>>
81%
51721
81%
**15
100%
Hodgdon Benchmark
<<locked>>
81%
53142
83%
**46
100%
Hodgdon CFE223
<<locked>>
81%
43192
68%
**13
99%
Hodgdon H380
<<locked>>
81%
42380
66%
**54
98%
[Hodgdon H414]*
<<locked>>
81%
37347
59%
**08
94%
[Hodgdon H4350]*
<<locked>>
81%
31546
49%
**15
91%
[Hodgdon H4831 SC]*
<<locked>>
94%
40292
63%
**21
90%
Hodgdon Hybrid 100V
<<locked>>
81%
29675
47%
**21
97%
Hodgdon LVR
<<locked>>
81%
35215
55%
**52
96%
[Hodgdon Superperformance]*
<<locked>>
81%
33736
53%
**33
92%
Hodgdon VARGET
<<locked>>
81%
41481
65%
**18
99%
IMR 3031
<<locked>>
81%
45701
72%
**97
100%
IMR 4064
<<locked>>
81%
40915
64%
**05
99%
IMR 4166 Enduron
<<locked>>
81%
40582
64%
**69
95%
[IMR 4350]*
<<locked>>
81%
32967
52%
**51
92%
IMR 4451 Enduron
<<locked>>
81%
38769
61%
**56
95%
[IMR 4831]*
<<locked>>
81%
28181
44%
**82
94%
IMR 4895
<<locked>>
81%
45861
72%
**33
100%
[IMR 4955 Enduron]*
<<locked>>
93%
38725
61%
**69
90%
[IMR 7828 SSC]*
<<locked>>
94%
39015
61%
**48
90%
IMR 8208 XBR
<<locked>>
81%
51517
81%
**62
100%
Lovex D073.6
<<locked>>
81%
49023
77%
**36
100%
Lovex S060
<<locked>>
81%
48805
76%
**93
100%
Lovex S062
<<locked>>
81%
43918
69%
**57
100%
Lovex S065
<<locked>>
81%
36100
57%
**10
95%
[Lovex S070]*
<<locked>>
81%
34345
54%
**87
93%
[Lovex S071]*
<<locked>>
90%
26237
41%
**33
90%
Norma 201
<<locked>>
81%
48196
76%
**13
100%
Norma 202
<<locked>>
81%
48501
76%
**16
100%
Norma 203B
<<locked>>
81%
44179
69%
**97
100%
[Norma 204]*
<<locked>>
83%
34272
54%
**13
90%
[Norma MRP]*
<<locked>>
87%
30690
48%
**03
90%
Norma URP
<<locked>>
81%
32387
51%
**03
96%
Ramshot Big Game
<<locked>>
81%
43947
69%
**07
99%
[Ramshot Hunter]*
<<locked>>
81%
31676
50%
**83
93%
[Ramshot Magnum]*
<<locked>>
93%
33359
52%
**13
90%
Ramshot TAC
<<locked>>
81%
51474
81%
**75
99%
Ramshot Wild Boar
<<locked>>
81%
51155
80%
**89
100%
ReloadSwiss RS 50
<<locked>>
81%
42554
67%
**34
97%
ReloadSwiss RS 52
<<locked>>
81%
43236
68%
**03
100%
ReloadSwiss RS 60
<<locked>>
81%
35041
55%
**18
99%
ReloadSwiss RS 62
<<locked>>
81%
31908
50%
**10
95%
[ReloadSwiss RS 70]*
<<locked>>
81%
31778
50%
**06
94%
Rottweil R 901
<<locked>>
81%
52489
82%
**46
100%
Rottweil R 902
<<locked>>
81%
45716
72%
**67
100%
Rottweil R 903
<<locked>>
81%
39160
61%
**98
99%
[Rottweil R 904]*
<<locked>>
88%
36970
58%
**43
90%
[Rottweil R 905]*
<<locked>>
87%
33054
52%
**06
90%
[Rottweil R 907]*
<<locked>>
81%
37144
58%
**26
93%
SNPE Vectan SP 11
<<locked>>
81%
40190
63%
**51
99%
SNPE Vectan SP 7
<<locked>>
81%
49806
78%
**56
99%
SNPE Vectan SP 9
<<locked>>
81%
47819
75%
**36
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
49472
78%
**64
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
41495
65%
**39
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
35302
55%
**57
94%
Shooters World Long Rifle
<<locked>>
81%
36100
57%
**10
95%
Shooters World Match Rifle
<<locked>>
81%
49023
77%
**36
100%
Shooters World Precision
<<locked>>
81%
43918
69%
**57
100%
Somchem S335
<<locked>>
81%
49211
77%
**64
100%
Somchem S341
<<locked>>
81%
49647
78%
**52
100%
Somchem S355
<<locked>>
81%
39755
62%
**02
99%
[Somchem S361]*
<<locked>>
90%
39595
62%
**65
90%
Somchem S365
<<locked>>
81%
28964
45%
**51
98%
[Somchem S385]*
<<locked>>
85%
30472
48%
**31
90%
Vihtavuori N133
<<locked>>
81%
46746
73%
**11
100%
Vihtavuori N135
<<locked>>
81%
38754
61%
**39
100%
Vihtavuori N140
<<locked>>
81%
45643
72%
**48
100%
Vihtavuori N150
<<locked>>
81%
33953
53%
**67
99%
Vihtavuori N160
<<locked>>
81%
35085
55%
**23
96%
[Vihtavuori N165]*
<<locked>>
91%
31778
50%
**41
90%
Vihtavuori N540
<<locked>>
81%
45092
71%
**64
100%
Vihtavuori N550
<<locked>>
81%
35650
56%
**65
97%
[Vihtavuori N555]*
<<locked>>
81%
24961
39%
**46
92%
Winchester 6.5 StaBALL
<<locked>>
81%
33533
53%
**77
98%
[Winchester 760]*
<<locked>>
81%
37347
59%
**08
94%
[Winchester StaBALL HD]*
<<locked>>
84%
22669
36%
**90
90%

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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