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Load data for .300 H & H Mag. + .308 | 250gr | Barnes RNSP

Recommended Powder(s): ADI AR 2213, Alliant Reloder-22, IMR 7828 SSC, ReloadSwiss RS 76, Vihtavuori N560

.300 H & H Mag. + .308 | 250gr | Barnes RNSP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 250gr | Barnes RNSP
Manufacturer SKU:
30860
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.420" | 36.1mm
Caliber:
.300 H & H Mag. load data
Case Length (l3):
2.850" | 72.4mm
Cartridge Length (C.O.L.):
3.546" | 90.1mm
Seated Depth:
0.724" | 18.4mm
Shank Seated Depth:
0.724" | 18.4mm
Case Capacity:
85.9 Grains of Water | 5.58 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B644_C357
Last updated:
2025-01-01

Load data for 124 loads in caliber .300 H & H Mag. with .308 | 250gr | Barnes RNSP bullet and 62 powders such as ADI AR 2213, Alliant Reloder-22, IMR 7828 SSC, ReloadSwiss RS 76, Vihtavuori N560. 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 2209
<<locked>>
91%
55738
89%
**57
100%
ADI AR 2213 👍
<<locked>>
94%
56101
90%
**07
100%
ADI AR 2217
<<locked>>
97%
44759
72%
**36
98%
ADI AR 2225
<<locked>>
97%
39755
64%
**03
100%
Accurate 3100
<<locked>>
94%
55738
89%
**08
100%
Accurate 4350
<<locked>>
85%
55796
89%
**08
100%
Accurate MAGPRO
<<locked>>
95%
55782
89%
**20
99%
Alliant Reloder-16
<<locked>>
87%
55869
90%
**41
100%
Alliant Reloder-19
<<locked>>
91%
55898
90%
**57
100%
Alliant Reloder-22 👍
<<locked>>
94%
56101
90%
**97
100%
Alliant Reloder-23
<<locked>>
96%
55956
90%
**48
100%
Alliant Reloder-25
<<locked>>
97%
50415
81%
**41
100%
Alliant Reloder-26
<<locked>>
91%
55535
89%
**20
100%
[Alliant Reloder-33]*
<<locked>>
97%
40466
65%
**26
93%
Hodgdon H1000
<<locked>>
97%
44759
72%
**36
98%
Hodgdon H4350
<<locked>>
89%
55608
89%
**92
100%
Hodgdon H4831
<<locked>>
96%
55230
89%
**34
99%
Hodgdon H4831 SC
<<locked>>
93%
55230
89%
**34
99%
Hodgdon Hybrid 100V
<<locked>>
89%
55854
90%
**72
100%
Hodgdon LVR
<<locked>>
84%
55506
89%
**08
100%
Hodgdon Retumbo
<<locked>>
97%
39755
64%
**03
100%
Hodgdon Superperformance
<<locked>>
84%
55999
90%
**74
100%
IMR 4350
<<locked>>
87%
55825
90%
**98
100%
IMR 4831
<<locked>>
90%
55564
89%
**95
100%
IMR 4955 Enduron
<<locked>>
94%
56115
90%
**18
99%
IMR 7828 SSC 👍
<<locked>>
93%
55579
89%
**07
100%
[IMR 7977 Enduron]*
<<locked>>
97%
52982
85%
**36
93%
IMR 8133 Enduron
<<locked>>
97%
35636
57%
**18
96%
Lovex S065
<<locked>>
85%
55985
90%
**69
100%
Lovex S070
<<locked>>
86%
55709
89%
**92
100%
Lovex S071
<<locked>>
97%
51256
82%
**56
100%
Norma 204
<<locked>>
86%
55376
89%
**28
100%
Norma 217
<<locked>>
97%
35810
57%
**44
98%
Norma MRP
<<locked>>
92%
55259
89%
**10
100%
Norma URP
<<locked>>
86%
55912
90%
**15
100%
Ramshot Hunter
<<locked>>
87%
55724
89%
**34
100%
Ramshot Magnum
<<locked>>
95%
56057
90%
**87
100%
ReloadSwiss RS 60
<<locked>>
83%
55985
90%
**57
100%
ReloadSwiss RS 62
<<locked>>
85%
55869
90%
**31
100%
ReloadSwiss RS 70
<<locked>>
86%
55811
89%
**80
100%
ReloadSwiss RS 76 👍
<<locked>>
97%
49066
79%
**97
100%
ReloadSwiss RS 80
<<locked>>
97%
44121
71%
**98
97%
Rottweil R 904
<<locked>>
90%
55303
89%
**08
99%
Rottweil R 905
<<locked>>
91%
55579
89%
**48
100%
Rottweil R 907
<<locked>>
84%
55579
89%
**75
100%
SNPE Vectan Tubal 7000
<<locked>>
85%
56028
90%
**46
100%
Shooters World Long Rifle
<<locked>>
85%
55985
90%
**69
100%
Somchem S361
<<locked>>
89%
55564
89%
**95
99%
Somchem S365
<<locked>>
88%
56014
90%
**15
100%
Somchem S385
<<locked>>
91%
55767
89%
**21
100%
Vihtavuori N150
<<locked>>
86%
55999
90%
**20
100%
Vihtavuori N160
<<locked>>
84%
55579
89%
**79
100%
Vihtavuori N165
<<locked>>
96%
55695
89%
**11
100%
[Vihtavuori N170]*
<<locked>>
97%
41974
67%
**31
92%
Vihtavuori N550
<<locked>>
84%
55927
90%
**18
100%
Vihtavuori N555
<<locked>>
92%
56043
90%
**44
100%
Vihtavuori N560 👍
<<locked>>
94%
55680
89%
**16
99%
Vihtavuori N565
<<locked>>
97%
52475
84%
**57
99%
Vihtavuori N568
<<locked>>
97%
45919
74%
**08
97%
[Vihtavuori N570]*
<<locked>>
97%
43990
71%
**98
94%
Winchester 6.5 StaBALL
<<locked>>
86%
55927
90%
**59
100%
Winchester StaBALL HD
<<locked>>
97%
55419
89%
**46
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
40292
65%
**15
98%
ADI AR 2213
<<locked>>
81%
36085
58%
**65
95%
[ADI AR 2217]*
<<locked>>
81%
26818
43%
**36
90%
[ADI AR 2225]*
<<locked>>
81%
24323
39%
**13
92%
Accurate 3100
<<locked>>
81%
36216
58%
**13
99%
Accurate 4350
<<locked>>
81%
48515
78%
**16
100%
[Accurate MAGPRO]*
<<locked>>
81%
34896
56%
**59
93%
Alliant Reloder-16
<<locked>>
81%
46543
75%
**16
100%
Alliant Reloder-19
<<locked>>
81%
40393
65%
**18
98%
Alliant Reloder-22
<<locked>>
81%
36085
58%
**78
97%
Alliant Reloder-23
<<locked>>
81%
34737
56%
**36
100%
Alliant Reloder-25
<<locked>>
81%
30182
48%
**73
98%
Alliant Reloder-26
<<locked>>
81%
37898
61%
**60
100%
[Alliant Reloder-33]*
<<locked>>
92%
34243
55%
**88
90%
[Hodgdon H1000]*
<<locked>>
81%
26818
43%
**36
90%
Hodgdon H4350
<<locked>>
81%
43976
71%
**24
99%
[Hodgdon H4831]*
<<locked>>
81%
33997
55%
**77
94%
Hodgdon H4831 SC
<<locked>>
81%
37739
61%
**56
95%
Hodgdon Hybrid 100V
<<locked>>
81%
43598
70%
**15
100%
Hodgdon LVR
<<locked>>
81%
50778
81%
**46
100%
[Hodgdon Retumbo]*
<<locked>>
81%
24323
39%
**13
92%
Hodgdon Superperformance
<<locked>>
81%
49690
80%
**88
100%
IMR 4350
<<locked>>
81%
46282
74%
**60
100%
IMR 4831
<<locked>>
81%
41872
67%
**05
100%
IMR 4955 Enduron
<<locked>>
81%
37855
61%
**23
96%
IMR 7828 SSC
<<locked>>
81%
36724
59%
**92
96%
[IMR 7977 Enduron]*
<<locked>>
90%
43120
69%
**85
90%
[IMR 8133 Enduron]*
<<locked>>
87%
26049
42%
**75
90%
Lovex S065
<<locked>>
81%
49806
80%
**87
100%
Lovex S070
<<locked>>
81%
48066
77%
**87
100%
Lovex S071
<<locked>>
81%
31285
50%
**14
98%
Norma 204
<<locked>>
81%
46224
74%
**00
99%
[Norma 217]*
<<locked>>
82%
22640
36%
**86
90%
Norma MRP
<<locked>>
81%
37652
60%
**31
99%
Norma URP
<<locked>>
81%
47427
76%
**00
100%
Ramshot Hunter
<<locked>>
81%
46137
74%
**03
100%
Ramshot Magnum
<<locked>>
81%
33185
53%
**19
97%
ReloadSwiss RS 60
<<locked>>
81%
51663
83%
**11
100%
ReloadSwiss RS 62
<<locked>>
81%
48138
77%
**33
100%
ReloadSwiss RS 70
<<locked>>
81%
46499
75%
**56
100%
ReloadSwiss RS 76
<<locked>>
81%
28268
45%
**57
95%
[ReloadSwiss RS 80]*
<<locked>>
85%
28863
46%
**67
90%
Rottweil R 904
<<locked>>
81%
41756
67%
**01
97%
Rottweil R 905
<<locked>>
81%
39682
64%
**01
98%
Rottweil R 907
<<locked>>
81%
50966
82%
**10
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
49037
79%
**54
100%
Shooters World Long Rifle
<<locked>>
81%
49806
80%
**87
100%
Somchem S361
<<locked>>
81%
42409
68%
**98
97%
Somchem S365
<<locked>>
81%
44469
71%
**67
100%
Somchem S385
<<locked>>
81%
40263
65%
**92
99%
Vihtavuori N150
<<locked>>
81%
47659
76%
**18
100%
Vihtavuori N160
<<locked>>
81%
50850
82%
**16
100%
Vihtavuori N165
<<locked>>
81%
33910
54%
**67
97%
[Vihtavuori N170]*
<<locked>>
94%
37913
61%
**56
90%
Vihtavuori N550
<<locked>>
81%
51184
82%
**56
100%
Vihtavuori N555
<<locked>>
81%
39073
63%
**95
100%
Vihtavuori N560
<<locked>>
81%
35984
58%
**85
95%
[Vihtavuori N565]*
<<locked>>
81%
30835
49%
**64
93%
[Vihtavuori N568]*
<<locked>>
84%
29834
48%
**73
90%
[Vihtavuori N570]*
<<locked>>
90%
35099
56%
**11
90%
Winchester 6.5 StaBALL
<<locked>>
81%
47703
76%
**60
100%
Winchester StaBALL HD
<<locked>>
81%
30313
49%
**62
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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