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Load data for 6.5-300 Weatherby Magnum + .263 | 123gr | Prvi Partizan SP

Recommended Powder(s): ADI AR 2213, Accurate MAGPRO, Hodgdon H4831, IMR 4955 Enduron, Vihtavuori N565

6.5-300 Weatherby Magnum + .263 | 123gr | Prvi Partizan SP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.263 | 123gr | Prvi Partizan SP
Manufacturer SKU:
B-117
Bullet Weight:
123gr | 8.0g
Bullet Diameter:
0.263" | 6.68mm
Bullet Length:
1.122" | 28.5mm
Caliber:
6.5-300 Weatherby Magnum load data
Case Length (l3):
2.825" | 71.8mm
Cartridge Length (C.O.L.):
3.546" | 90.1mm
Seated Depth:
0.401" | 10.2mm
Shank Seated Depth:
0.401" | 10.2mm
Case Capacity:
98.0 Grains of Water | 6.36 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
64977 psi | 4480 bar
LID:
LID_B9111_C1352
Last updated:
2025-02-02

Load data for 112 loads in caliber 6.5-300 Weatherby Magnum with .263 | 123gr | Prvi Partizan SP bullet and 56 powders such as ADI AR 2213, Accurate MAGPRO, Hodgdon H4831, IMR 4955 Enduron, Vihtavuori N565. 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>>
87%
64368
99%
**68
100%
ADI AR 2213 👍
<<locked>>
90%
64817
100%
**10
100%
ADI AR 2217
<<locked>>
97%
61757
95%
**55
100%
ADI AR 2218
<<locked>>
97%
53693
83%
**25
97%
ADI AR 2225
<<locked>>
97%
56927
88%
**09
100%
Accurate 3100
<<locked>>
90%
64614
99%
**89
100%
[Accurate 8700]*
<<locked>>
97%
43033
66%
**90
93%
Accurate MAGPRO 👍
<<locked>>
90%
64513
99%
**17
99%
Alliant Reloder-16
<<locked>>
83%
64614
99%
**48
100%
Alliant Reloder-19
<<locked>>
88%
64600
99%
**61
100%
Alliant Reloder-22
<<locked>>
90%
64223
99%
**84
100%
Alliant Reloder-23
<<locked>>
91%
64527
99%
**15
100%
Alliant Reloder-25
<<locked>>
94%
64310
99%
**74
100%
Alliant Reloder-26
<<locked>>
86%
64905
100%
**97
100%
Alliant Reloder-33
<<locked>>
97%
60118
93%
**81
98%
Alliant Reloder-50
<<locked>>
97%
51561
79%
**04
95%
Hodgdon H1000
<<locked>>
97%
61757
95%
**55
100%
Hodgdon H4350
<<locked>>
86%
64179
99%
**05
100%
Hodgdon H4831 👍
<<locked>>
93%
64353
99%
**51
100%
Hodgdon H4831 SC
<<locked>>
89%
64890
100%
**68
100%
Hodgdon Hybrid 100V
<<locked>>
85%
64223
99%
**59
100%
Hodgdon Retumbo
<<locked>>
97%
56927
88%
**09
100%
Hodgdon TrailBoss
<<locked>>
96%
35998
55%
**14
100%
IMR 4350
<<locked>>
84%
64179
99%
**05
100%
IMR 4831
<<locked>>
87%
64832
100%
**02
100%
IMR 4955 Enduron 👍
<<locked>>
91%
64411
99%
**28
100%
IMR 7828 SSC
<<locked>>
88%
64426
99%
**14
100%
IMR 7977 Enduron
<<locked>>
95%
64759
100%
**99
96%
IMR 8133 Enduron
<<locked>>
97%
52272
80%
**23
99%
[Lovex D100]*
<<locked>>
97%
61134
94%
**69
94%
Lovex S070
<<locked>>
83%
64716
100%
**15
100%
Lovex S071
<<locked>>
95%
64934
100%
**02
100%
Norma 204
<<locked>>
83%
64542
99%
**58
100%
Norma 217
<<locked>>
97%
53476
82%
**40
100%
Norma MRP
<<locked>>
87%
64368
99%
**94
100%
Norma URP
<<locked>>
83%
64963
100%
**19
100%
Ramshot Hunter
<<locked>>
83%
64672
100%
**38
100%
Ramshot Magnum
<<locked>>
90%
64890
100%
**55
100%
ReloadSwiss RS 14
<<locked>>
97%
37333
57%
**67
100%
ReloadSwiss RS 76
<<locked>>
94%
64513
99%
**60
100%
ReloadSwiss RS 80
<<locked>>
96%
64774
100%
**33
100%
Rottweil R 904
<<locked>>
87%
64498
99%
**38
100%
Rottweil R 905
<<locked>>
88%
64484
99%
**64
100%
[SNPE Vectan SP 13]*
<<locked>>
97%
45223
70%
**13
93%
Somchem S361
<<locked>>
86%
64165
99%
**99
100%
Somchem S365
<<locked>>
84%
64542
99%
**86
100%
Somchem S385
<<locked>>
87%
64237
99%
**22
100%
Vihtavuori N150
<<locked>>
84%
64571
99%
**10
100%
Vihtavuori N165
<<locked>>
92%
64440
99%
**09
100%
Vihtavuori N170
<<locked>>
97%
56753
87%
**14
96%
Vihtavuori N555
<<locked>>
88%
64310
99%
**25
100%
Vihtavuori N560
<<locked>>
89%
64730
100%
**23
100%
Vihtavuori N565 👍
<<locked>>
93%
64919
100%
**97
100%
Vihtavuori N568
<<locked>>
96%
64759
100%
**33
100%
Vihtavuori N570
<<locked>>
97%
64237
99%
**73
98%
Winchester StaBALL HD
<<locked>>
90%
64165
99%
**87
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
52417
81%
**77
100%
ADI AR 2213
<<locked>>
81%
47355
73%
**99
98%
[ADI AR 2217]*
<<locked>>
81%
35433
55%
**20
94%
[ADI AR 2218]*
<<locked>>
88%
38667
60%
**58
90%
ADI AR 2225
<<locked>>
81%
32605
50%
**77
96%
Accurate 3100
<<locked>>
81%
48269
74%
**33
100%
[Accurate 8700]*
<<locked>>
94%
38493
59%
**89
90%
Accurate MAGPRO
<<locked>>
81%
47805
74%
**09
96%
Alliant Reloder-16
<<locked>>
81%
60017
92%
**92
100%
Alliant Reloder-19
<<locked>>
81%
52257
80%
**61
100%
Alliant Reloder-22
<<locked>>
81%
48138
74%
**09
99%
Alliant Reloder-23
<<locked>>
81%
46847
72%
**40
100%
Alliant Reloder-25
<<locked>>
81%
40814
63%
**67
100%
Alliant Reloder-26
<<locked>>
81%
53824
83%
**40
100%
[Alliant Reloder-33]*
<<locked>>
84%
37188
57%
**95
90%
[Alliant Reloder-50]*
<<locked>>
89%
38595
59%
**18
90%
[Hodgdon H1000]*
<<locked>>
81%
35433
55%
**20
94%
Hodgdon H4350
<<locked>>
81%
55259
85%
**71
100%
Hodgdon H4831
<<locked>>
81%
44135
68%
**87
97%
Hodgdon H4831 SC
<<locked>>
81%
49008
75%
**92
98%
Hodgdon Hybrid 100V
<<locked>>
81%
56275
87%
**45
100%
Hodgdon Retumbo
<<locked>>
81%
32605
50%
**77
96%
Hodgdon TrailBoss
<<locked>>
81%
28964
45%
**50
100%
IMR 4350
<<locked>>
81%
57841
89%
**10
100%
IMR 4831
<<locked>>
81%
53780
83%
**41
100%
IMR 4955 Enduron
<<locked>>
81%
47616
73%
**40
98%
IMR 7828 SSC
<<locked>>
81%
49414
76%
**51
98%
[IMR 7977 Enduron]*
<<locked>>
84%
44208
68%
**28
90%
[IMR 8133 Enduron]*
<<locked>>
81%
30066
46%
**85
91%
[Lovex D100]*
<<locked>>
90%
47993
74%
**23
90%
Lovex S070
<<locked>>
81%
60278
93%
**40
100%
Lovex S071
<<locked>>
81%
41263
64%
**85
99%
Norma 204
<<locked>>
81%
59422
91%
**73
100%
[Norma 217]*
<<locked>>
81%
30371
47%
**15
94%
Norma MRP
<<locked>>
81%
51532
79%
**87
100%
Norma URP
<<locked>>
81%
60553
93%
**59
100%
Ramshot Hunter
<<locked>>
81%
59640
92%
**69
100%
Ramshot Magnum
<<locked>>
81%
46398
71%
**53
99%
ReloadSwiss RS 14
<<locked>>
81%
29776
46%
**90
100%
ReloadSwiss RS 76
<<locked>>
81%
39639
61%
**07
99%
[ReloadSwiss RS 80]*
<<locked>>
81%
36506
56%
**76
93%
Rottweil R 904
<<locked>>
81%
52692
81%
**38
99%
Rottweil R 905
<<locked>>
81%
51851
80%
**51
100%
[SNPE Vectan SP 13]*
<<locked>>
93%
38943
60%
**76
90%
Somchem S361
<<locked>>
81%
54215
83%
**31
99%
Somchem S365
<<locked>>
81%
58523
90%
**07
100%
Somchem S385
<<locked>>
81%
52069
80%
**18
100%
Vihtavuori N150
<<locked>>
81%
58827
91%
**38
100%
Vihtavuori N165
<<locked>>
81%
44585
69%
**64
99%
[Vihtavuori N170]*
<<locked>>
86%
40190
62%
**76
90%
Vihtavuori N555
<<locked>>
81%
51938
80%
**35
100%
Vihtavuori N560
<<locked>>
81%
48457
75%
**31
98%
Vihtavuori N565
<<locked>>
81%
42612
66%
**84
96%
[Vihtavuori N568]*
<<locked>>
81%
37463
58%
**95
93%
[Vihtavuori N570]*
<<locked>>
83%
38189
59%
**38
90%
Winchester StaBALL HD
<<locked>>
81%
46282
71%
**02
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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