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Load data for .300 Rem. Ultra Mag + .308 | 140gr | Barnes RRLP

Recommended Powder(s): Alliant Reloder-23, Alliant Reloder-26, Somchem S385, Vihtavuori N555, Winchester StaBALL HD

.300 Rem. Ultra Mag + .308 | 140gr | Barnes RRLP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 140gr | Barnes RRLP
Manufacturer SKU:
30804
Bullet Weight:
140gr | 9.1g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.310" | 33.3mm
Caliber:
.300 Rem. Ultra Mag load data
Case Length (l3):
2.850" | 72.4mm
Cartridge Length (C.O.L.):
3.544" | 90.0mm
Seated Depth:
0.616" | 15.6mm
Shank Seated Depth:
0.616" | 15.6mm
Case Capacity:
112.5 Grains of Water | 7.30 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
64977 psi | 4480 bar
LID:
LID_B603_C374
Last updated:
2025-01-01

Load data for 144 loads in caliber .300 Rem. Ultra Mag with .308 | 140gr | Barnes RRLP bullet and 72 powders such as Alliant Reloder-23, Alliant Reloder-26, Somchem S385, Vihtavuori N555, Winchester StaBALL HD. 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 2208
<<locked>>
83%
58073
89%
**20
100%
ADI AR 2209
<<locked>>
93%
58349
90%
**92
99%
ADI AR 2213
<<locked>>
96%
58392
90%
**22
98%
[ADI AR 2217]*
<<locked>>
97%
43134
66%
**10
94%
ADI AR 2225
<<locked>>
97%
38682
60%
**67
96%
Accurate 2700
<<locked>>
84%
58479
90%
**71
99%
Accurate 3100
<<locked>>
96%
57986
89%
**17
100%
Accurate 4350
<<locked>>
88%
58349
90%
**66
100%
Accurate MAGPRO
<<locked>>
97%
58436
90%
**19
97%
Alliant Reloder-16
<<locked>>
90%
58378
90%
**19
100%
Alliant Reloder-17
<<locked>>
85%
58276
90%
**99
100%
Alliant Reloder-19
<<locked>>
94%
58073
89%
**79
99%
Alliant Reloder-22
<<locked>>
96%
58349
90%
**15
99%
Alliant Reloder-23 👍
<<locked>>
97%
56405
87%
**56
100%
Alliant Reloder-25
<<locked>>
97%
48341
74%
**71
100%
Alliant Reloder-26 👍
<<locked>>
93%
58160
90%
**51
100%
[Hodgdon H1000]*
<<locked>>
97%
43134
66%
**10
94%
Hodgdon H414
<<locked>>
84%
58407
90%
**86
100%
Hodgdon H4350
<<locked>>
91%
57972
89%
**30
99%
Hodgdon H4831
<<locked>>
97%
54462
84%
**97
97%
Hodgdon H4831 SC
<<locked>>
95%
57899
89%
**50
97%
Hodgdon Hybrid 100V
<<locked>>
91%
57986
89%
**14
100%
Hodgdon LVR
<<locked>>
87%
57986
89%
**69
100%
Hodgdon Retumbo
<<locked>>
97%
38682
60%
**67
96%
Hodgdon Superperformance
<<locked>>
86%
58117
89%
**02
100%
Hodgdon VARGET
<<locked>>
84%
58073
89%
**20
100%
Hodgdon TrailBoss
<<locked>>
97%
35302
54%
**31
100%
IMR 4064
<<locked>>
84%
58189
90%
**10
100%
IMR 4166 Enduron
<<locked>>
85%
58001
89%
**04
100%
IMR 4350
<<locked>>
90%
58334
90%
**30
99%
IMR 4451 Enduron
<<locked>>
86%
57943
89%
**23
100%
IMR 4831
<<locked>>
93%
57769
89%
**36
100%
IMR 4955 Enduron
<<locked>>
96%
58102
89%
**20
97%
IMR 7828 SSC
<<locked>>
95%
57885
89%
**28
98%
Lovex S065
<<locked>>
87%
58233
90%
**23
100%
Lovex S070
<<locked>>
88%
58233
90%
**30
100%
Lovex S071
<<locked>>
97%
49110
76%
**82
99%
Norma 204
<<locked>>
89%
58349
90%
**73
99%
[Norma 217]*
<<locked>>
97%
34330
53%
**72
93%
Norma MRP
<<locked>>
94%
58131
89%
**45
100%
Norma URP
<<locked>>
89%
58102
89%
**59
100%
Ramshot Hunter
<<locked>>
89%
58421
90%
**76
100%
Ramshot Magnum
<<locked>>
97%
58349
90%
**86
100%
ReloadSwiss RS 14
<<locked>>
97%
35882
55%
**73
100%
ReloadSwiss RS 60
<<locked>>
86%
58276
90%
**22
100%
ReloadSwiss RS 62
<<locked>>
88%
58088
89%
**69
100%
ReloadSwiss RS 70
<<locked>>
88%
58088
89%
**19
100%
ReloadSwiss RS 76
<<locked>>
97%
48341
74%
**20
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
43540
67%
**72
93%
Rottweil R 903
<<locked>>
84%
58320
90%
**17
100%
Rottweil R 904
<<locked>>
93%
58247
90%
**36
98%
Rottweil R 905
<<locked>>
94%
57928
89%
**76
99%
Rottweil R 907
<<locked>>
86%
57740
89%
**23
99%
SNPE Vectan Tubal 5000
<<locked>>
84%
57740
89%
**92
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
58233
90%
**68
100%
Shooters World Long Rifle
<<locked>>
87%
58233
90%
**23
100%
Somchem S355
<<locked>>
84%
58059
89%
**17
100%
Somchem S361
<<locked>>
92%
58189
90%
**84
97%
Somchem S365
<<locked>>
90%
58030
89%
**53
100%
Somchem S385 👍
<<locked>>
94%
58276
90%
**36
99%
Vihtavuori N135
<<locked>>
85%
58305
90%
**35
100%
Vihtavuori N150
<<locked>>
89%
58392
90%
**71
100%
Vihtavuori N160
<<locked>>
86%
58160
90%
**20
100%
Vihtavuori N165
<<locked>>
97%
54375
84%
**54
99%
Vihtavuori N550
<<locked>>
86%
58305
90%
**73
100%
Vihtavuori N555 👍
<<locked>>
95%
57682
89%
**66
100%
Vihtavuori N560
<<locked>>
96%
58378
90%
**38
98%
Vihtavuori N565
<<locked>>
97%
51082
79%
**87
96%
[Vihtavuori N568]*
<<locked>>
97%
44570
69%
**86
93%
Winchester 6.5 StaBALL
<<locked>>
88%
58160
90%
**81
100%
Winchester 760
<<locked>>
84%
58407
90%
**86
100%
Winchester StaBALL HD 👍
<<locked>>
97%
53476
82%
**12
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
53853
83%
**58
100%
[ADI AR 2209]*
<<locked>>
81%
38101
59%
**05
94%
[ADI AR 2213]*
<<locked>>
82%
35679
55%
**53
90%
[ADI AR 2217]*
<<locked>>
91%
35476
55%
**26
90%
[ADI AR 2225]*
<<locked>>
89%
29631
46%
**95
90%
Accurate 2700
<<locked>>
81%
52533
81%
**82
99%
Accurate 3100
<<locked>>
81%
33808
52%
**61
95%
Accurate 4350
<<locked>>
81%
45556
70%
**56
100%
[Accurate MAGPRO]*
<<locked>>
86%
39972
62%
**64
90%
Alliant Reloder-16
<<locked>>
81%
43671
67%
**69
100%
Alliant Reloder-17
<<locked>>
81%
50734
78%
**91
100%
[Alliant Reloder-19]*
<<locked>>
81%
38014
59%
**02
94%
[Alliant Reloder-22]*
<<locked>>
81%
33823
52%
**23
92%
Alliant Reloder-23
<<locked>>
81%
32387
50%
**97
98%
[Alliant Reloder-25]*
<<locked>>
81%
28398
44%
**72
92%
Alliant Reloder-26
<<locked>>
81%
35679
55%
**22
97%
[Hodgdon H1000]*
<<locked>>
91%
35476
55%
**26
90%
Hodgdon H414
<<locked>>
81%
51605
79%
**81
99%
Hodgdon H4350
<<locked>>
81%
41829
64%
**38
96%
[Hodgdon H4831]*
<<locked>>
85%
36260
56%
**26
90%
[Hodgdon H4831 SC]*
<<locked>>
82%
36579
56%
**30
90%
Hodgdon Hybrid 100V
<<locked>>
81%
40915
63%
**38
100%
Hodgdon LVR
<<locked>>
81%
47993
74%
**99
99%
[Hodgdon Retumbo]*
<<locked>>
89%
29631
46%
**95
90%
Hodgdon Superperformance
<<locked>>
81%
47210
73%
**12
98%
Hodgdon VARGET
<<locked>>
81%
53301
82%
**48
100%
Hodgdon TrailBoss
<<locked>>
81%
28050
43%
**64
100%
IMR 4064
<<locked>>
81%
52837
81%
**35
100%
IMR 4166 Enduron
<<locked>>
81%
51663
80%
**12
99%
IMR 4350
<<locked>>
81%
43990
68%
**87
97%
IMR 4451 Enduron
<<locked>>
81%
49850
77%
**89
99%
IMR 4831
<<locked>>
81%
39378
61%
**08
99%
[IMR 4955 Enduron]*
<<locked>>
81%
35926
55%
**87
90%
[IMR 7828 SSC]*
<<locked>>
82%
35694
55%
**62
90%
Lovex S065
<<locked>>
81%
47456
73%
**40
99%
Lovex S070
<<locked>>
81%
45614
70%
**23
98%
[Lovex S071]*
<<locked>>
81%
28979
45%
**23
92%
Norma 204
<<locked>>
81%
43918
68%
**13
96%
[Norma 217]*
<<locked>>
93%
30298
47%
**51
90%
[Norma MRP]*
<<locked>>
81%
35476
55%
**89
94%
Norma URP
<<locked>>
81%
44788
69%
**36
99%
Ramshot Hunter
<<locked>>
81%
43772
67%
**33
98%
[Ramshot Magnum]*
<<locked>>
81%
31415
48%
**21
91%
ReloadSwiss RS 14
<<locked>>
81%
28529
44%
**06
100%
ReloadSwiss RS 60
<<locked>>
81%
48718
75%
**77
100%
ReloadSwiss RS 62
<<locked>>
81%
45745
70%
**66
99%
ReloadSwiss RS 70
<<locked>>
81%
44005
68%
**86
99%
[ReloadSwiss RS 76]*
<<locked>>
84%
29979
46%
**31
90%
[ReloadSwiss RS 80]*
<<locked>>
93%
37797
58%
**38
90%
Rottweil R 903
<<locked>>
81%
52794
81%
**41
100%
[Rottweil R 904]*
<<locked>>
81%
39378
61%
**82
93%
[Rottweil R 905]*
<<locked>>
81%
37333
57%
**79
93%
Rottweil R 907
<<locked>>
81%
48588
75%
**59
98%
SNPE Vectan Tubal 5000
<<locked>>
81%
52968
82%
**23
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
46514
72%
**74
98%
Shooters World Long Rifle
<<locked>>
81%
47456
73%
**40
99%
Somchem S355
<<locked>>
81%
52620
81%
**35
100%
[Somchem S361]*
<<locked>>
81%
40422
62%
**59
92%
Somchem S365
<<locked>>
81%
41539
64%
**00
100%
Somchem S385
<<locked>>
81%
38043
59%
**66
95%
Vihtavuori N135
<<locked>>
81%
50836
78%
**33
100%
Vihtavuori N150
<<locked>>
81%
45208
70%
**67
100%
Vihtavuori N160
<<locked>>
81%
48124
74%
**69
100%
[Vihtavuori N165]*
<<locked>>
81%
31778
49%
**92
91%
Vihtavuori N550
<<locked>>
81%
48950
75%
**15
100%
Vihtavuori N555
<<locked>>
81%
36361
56%
**85
98%
[Vihtavuori N560]*
<<locked>>
83%
36347
56%
**99
90%
[Vihtavuori N565]*
<<locked>>
87%
35433
55%
**43
90%
[Vihtavuori N568]*
<<locked>>
93%
39088
60%
**64
90%
Winchester 6.5 StaBALL
<<locked>>
81%
45672
70%
**97
100%
Winchester 760
<<locked>>
81%
51605
79%
**81
99%
Winchester StaBALL HD
<<locked>>
81%
27572
42%
**84
98%

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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