top of page

Load data for .300 Norma Mag + .308 | 180gr | Nosler Partition SP

Recommended Powder(s): Alliant Reloder-22, Alliant Reloder-25, IMR 7828 SSC, Norma MRP, Ramshot Magnum

.300 Norma Mag + .308 | 180gr | Nosler Partition SP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 180gr | Nosler Partition SP
Manufacturer SKU:
16331
Bullet Weight:
180gr | 11.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.260" | 32.0mm
Caliber:
.300 Norma Mag load data
Case Length (l3):
2.490" | 63.2mm
Cartridge Length (C.O.L.):
3.625" | 92.1mm
Seated Depth:
0.125" | 3.2mm
Shank Seated Depth:
0.125" | 3.2mm
Case Capacity:
104.0 Grains of Water | 6.75 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B4114_C365
Last updated:
2025-01-01

Load data for 114 loads in caliber .300 Norma Mag with .308 | 180gr | Nosler Partition SP bullet and 57 powders such as Alliant Reloder-22, Alliant Reloder-25, IMR 7828 SSC, Norma MRP, Ramshot Magnum. 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.

    .

    Loading_icon.gif

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>>
89%
57145
90%
**12
100%
ADI AR 2213
<<locked>>
92%
56681
89%
**45
99%
ADI AR 2217
<<locked>>
97%
49037
77%
**07
98%
ADI AR 2225
<<locked>>
97%
44092
69%
**67
99%
Accurate 3100
<<locked>>
92%
57334
90%
**56
100%
Accurate 4350
<<locked>>
84%
57043
89%
**63
100%
Accurate MAGPRO
<<locked>>
92%
57363
90%
**68
98%
Alliant Reloder-16
<<locked>>
85%
56927
89%
**05
100%
Alliant Reloder-19
<<locked>>
90%
57377
90%
**15
100%
Alliant Reloder-22 👍
<<locked>>
92%
56855
89%
**45
100%
Alliant Reloder-23
<<locked>>
93%
57261
90%
**99
100%
Alliant Reloder-25 👍
<<locked>>
97%
55869
88%
**41
100%
Alliant Reloder-26
<<locked>>
89%
56869
89%
**71
100%
[Alliant Reloder-33]*
<<locked>>
97%
45687
72%
**00
93%
Hodgdon H1000
<<locked>>
97%
49037
77%
**07
98%
Hodgdon H4350
<<locked>>
87%
57363
90%
**56
100%
Hodgdon H4831
<<locked>>
95%
56768
89%
**89
98%
Hodgdon H4831 SC
<<locked>>
91%
57188
90%
**92
98%
Hodgdon Hybrid 100V
<<locked>>
87%
57363
90%
**33
100%
Hodgdon Retumbo
<<locked>>
97%
44092
69%
**67
99%
Hodgdon TrailBoss
<<locked>>
97%
35853
56%
**57
100%
IMR 4350
<<locked>>
86%
57014
89%
**56
100%
IMR 4831
<<locked>>
89%
56797
89%
**53
100%
IMR 4955 Enduron
<<locked>>
92%
57014
89%
**69
99%
IMR 7828 SSC 👍
<<locked>>
91%
57217
90%
**68
99%
[IMR 7977 Enduron]*
<<locked>>
97%
57087
89%
**20
93%
IMR 8133 Enduron
<<locked>>
97%
39900
63%
**66
95%
Lovex S065
<<locked>>
83%
56826
89%
**23
100%
Lovex S070
<<locked>>
85%
57363
90%
**59
100%
Lovex S071
<<locked>>
97%
55782
87%
**30
100%
Norma 204
<<locked>>
85%
57421
90%
**02
100%
Norma 217
<<locked>>
97%
40422
63%
**92
98%
Norma MRP 👍
<<locked>>
90%
56927
89%
**71
100%
Norma URP
<<locked>>
85%
57087
89%
**76
100%
Ramshot Hunter
<<locked>>
85%
57058
89%
**92
100%
Ramshot Magnum 👍
<<locked>>
93%
57029
89%
**18
100%
ReloadSwiss RS 14
<<locked>>
96%
36521
57%
**96
100%
ReloadSwiss RS 62
<<locked>>
84%
57421
90%
**89
100%
ReloadSwiss RS 70
<<locked>>
84%
57203
90%
**38
100%
ReloadSwiss RS 76
<<locked>>
97%
55347
87%
**14
100%
ReloadSwiss RS 80
<<locked>>
97%
50502
79%
**89
97%
Rottweil R 904
<<locked>>
89%
57203
90%
**72
99%
Rottweil R 905
<<locked>>
90%
57101
89%
**09
100%
SNPE Vectan Tubal 7000
<<locked>>
84%
57232
90%
**94
100%
Shooters World Long Rifle
<<locked>>
83%
56826
89%
**23
100%
Somchem S361
<<locked>>
88%
57043
89%
**36
98%
Somchem S365
<<locked>>
86%
56739
89%
**59
100%
Somchem S385
<<locked>>
89%
57217
90%
**69
100%
Vihtavuori N150
<<locked>>
85%
56797
89%
**67
100%
Vihtavuori N165
<<locked>>
95%
57014
89%
**63
100%
Vihtavuori N555
<<locked>>
90%
57406
90%
**95
100%
Vihtavuori N560
<<locked>>
92%
57217
90%
**74
99%
Vihtavuori N565
<<locked>>
96%
57406
90%
**54
99%
Vihtavuori N568
<<locked>>
97%
51300
80%
**89
97%
[Vihtavuori N570]*
<<locked>>
97%
48834
77%
**72
94%
Winchester 6.5 StaBALL
<<locked>>
84%
57203
90%
**07
100%
Winchester StaBALL HD
<<locked>>
94%
57261
90%
**97
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
43424
68%
**69
97%
[ADI AR 2213]*
<<locked>>
81%
38725
61%
**90
94%
[ADI AR 2217]*
<<locked>>
83%
30763
48%
**61
90%
[ADI AR 2225]*
<<locked>>
81%
26266
41%
**56
90%
Accurate 3100
<<locked>>
81%
39233
61%
**31
99%
Accurate 4350
<<locked>>
81%
52214
82%
**94
100%
[Accurate MAGPRO]*
<<locked>>
81%
38189
60%
**77
92%
Alliant Reloder-16
<<locked>>
81%
49835
78%
**97
100%
Alliant Reloder-19
<<locked>>
81%
43366
68%
**56
97%
Alliant Reloder-22
<<locked>>
81%
39160
61%
**97
96%
Alliant Reloder-23
<<locked>>
81%
37840
59%
**61
100%
Alliant Reloder-25
<<locked>>
81%
32576
51%
**66
97%
Alliant Reloder-26
<<locked>>
81%
42192
66%
**15
100%
[Alliant Reloder-33]*
<<locked>>
93%
39117
61%
**53
90%
[Hodgdon H1000]*
<<locked>>
83%
30763
48%
**61
90%
Hodgdon H4350
<<locked>>
81%
46862
73%
**72
99%
[Hodgdon H4831]*
<<locked>>
81%
36492
57%
**89
93%
Hodgdon H4831 SC
<<locked>>
81%
40611
64%
**84
95%
Hodgdon Hybrid 100V
<<locked>>
81%
47065
74%
**76
100%
[Hodgdon Retumbo]*
<<locked>>
81%
26266
41%
**56
90%
Hodgdon TrailBoss
<<locked>>
81%
28558
45%
**99
100%
IMR 4350
<<locked>>
81%
49168
77%
**18
99%
IMR 4831
<<locked>>
81%
44831
70%
**56
100%
IMR 4955 Enduron
<<locked>>
81%
40306
63%
**48
95%
IMR 7828 SSC
<<locked>>
81%
39682
62%
**20
95%
[IMR 7977 Enduron]*
<<locked>>
92%
48631
76%
**62
90%
[IMR 8133 Enduron]*
<<locked>>
88%
30197
47%
**00
90%
Lovex S065
<<locked>>
81%
52881
83%
**58
100%
Lovex S070
<<locked>>
81%
51213
80%
**54
100%
Lovex S071
<<locked>>
81%
33678
53%
**97
97%
Norma 204
<<locked>>
81%
49821
78%
**64
99%
[Norma 217]*
<<locked>>
84%
26310
41%
**92
90%
Norma MRP
<<locked>>
81%
41162
64%
**72
98%
Norma URP
<<locked>>
81%
50633
79%
**74
100%
Ramshot Hunter
<<locked>>
81%
49821
78%
**74
100%
Ramshot Magnum
<<locked>>
81%
36434
57%
**35
96%
ReloadSwiss RS 14
<<locked>>
81%
29225
46%
**36
100%
ReloadSwiss RS 62
<<locked>>
81%
52257
82%
**10
100%
ReloadSwiss RS 70
<<locked>>
81%
50575
79%
**40
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
30995
49%
**46
94%
[ReloadSwiss RS 80]*
<<locked>>
86%
33707
53%
**12
90%
Rottweil R 904
<<locked>>
81%
44541
70%
**46
97%
Rottweil R 905
<<locked>>
81%
42815
67%
**43
97%
SNPE Vectan Tubal 7000
<<locked>>
81%
51924
81%
**12
100%
Shooters World Long Rifle
<<locked>>
81%
52881
83%
**58
100%
Somchem S361
<<locked>>
81%
45469
71%
**33
96%
Somchem S365
<<locked>>
81%
48022
75%
**31
100%
Somchem S385
<<locked>>
81%
43308
68%
**26
98%
Vihtavuori N150
<<locked>>
81%
50560
79%
**72
100%
Vihtavuori N165
<<locked>>
81%
36405
57%
**72
96%
Vihtavuori N555
<<locked>>
81%
42235
66%
**33
100%
[Vihtavuori N560]*
<<locked>>
81%
39320
62%
**13
94%
[Vihtavuori N565]*
<<locked>>
81%
33852
53%
**62
92%
[Vihtavuori N568]*
<<locked>>
86%
34708
54%
**25
90%
[Vihtavuori N570]*
<<locked>>
91%
40350
63%
**85
90%
Winchester 6.5 StaBALL
<<locked>>
81%
51459
81%
**25
100%
Winchester StaBALL HD
<<locked>>
81%
34519
54%
**94
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

bottom of page