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Load data for .300 PRC + .308 | 165gr | Geco EXPRESS

Recommended Powder(s):

.300 PRC + .308 | 165gr | Geco EXPRESS

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 165gr | Geco EXPRESS
Manufacturer SKU:
2416987
Bullet Weight:
165gr | 10.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.197" | 30.4mm
Caliber:
.300 PRC load data
Case Length (l3):
2.580" | 65.5mm
Cartridge Length (C.O.L.):
3.645" | 92.6mm
Seated Depth:
0.132" | 3.4mm
Shank Seated Depth:
0.132" | 3.4mm
Case Capacity:
99.0 Grains of Water | 6.43 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
64977 psi | 4480 bar
LID:
LID_B9002_C370
Last updated:
2025-01-01

Load data for 144 loads in caliber .300 PRC with .308 | 165gr | Geco EXPRESS bullet and 72 powder(s). 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%
58059
89%
**25
100%
ADI AR 2209
<<locked>>
93%
57885
89%
**23
99%
ADI AR 2213
<<locked>>
96%
58088
89%
**59
98%
ADI AR 2217
<<locked>>
97%
43091
66%
**58
95%
ADI AR 2225
<<locked>>
97%
38450
59%
**02
96%
Accurate 2700
<<locked>>
84%
58131
89%
**92
99%
Accurate 3100
<<locked>>
97%
58436
90%
**61
100%
Accurate 4350
<<locked>>
88%
57754
89%
**77
100%
Accurate MAGPRO
<<locked>>
97%
57812
89%
**66
97%
Alliant Reloder-16
<<locked>>
89%
57899
89%
**30
100%
Alliant Reloder-17
<<locked>>
85%
58305
90%
**33
100%
Alliant Reloder-19
<<locked>>
93%
57812
89%
**07
99%
Alliant Reloder-22
<<locked>>
96%
57856
89%
**46
99%
Alliant Reloder-23
<<locked>>
97%
56188
86%
**87
100%
Alliant Reloder-25
<<locked>>
97%
48399
74%
**12
100%
Alliant Reloder-26 👍
<<locked>>
94%
58131
89%
**96
100%
Hodgdon H1000
<<locked>>
97%
43091
66%
**58
95%
Hodgdon H414
<<locked>>
84%
58334
90%
**07
100%
Hodgdon H4350
<<locked>>
91%
58334
90%
**64
100%
Hodgdon H4831
<<locked>>
97%
54259
83%
**31
97%
Hodgdon H4831 SC
<<locked>>
95%
58131
89%
**91
97%
Hodgdon Hybrid 100V
<<locked>>
91%
58001
89%
**45
100%
Hodgdon LVR
<<locked>>
87%
58189
90%
**91
100%
Hodgdon Retumbo
<<locked>>
97%
38450
59%
**02
96%
Hodgdon Superperformance
<<locked>>
86%
57841
89%
**36
100%
Hodgdon VARGET
<<locked>>
84%
58218
90%
**35
100%
Hodgdon TrailBoss
<<locked>>
96%
35157
54%
**96
100%
IMR 4064
<<locked>>
84%
57798
89%
**09
100%
IMR 4166 Enduron
<<locked>>
85%
58030
89%
**28
100%
IMR 4350 👍
<<locked>>
90%
58392
90%
**68
100%
IMR 4451 Enduron
<<locked>>
85%
58102
89%
**51
100%
IMR 4831
<<locked>>
93%
58117
89%
**68
100%
IMR 4955 Enduron
<<locked>>
96%
57812
89%
**61
98%
IMR 7828 SSC
<<locked>>
96%
58291
90%
**66
98%
Lovex S065
<<locked>>
87%
57812
89%
**28
100%
Lovex S070
<<locked>>
88%
58436
90%
**58
100%
Lovex S071
<<locked>>
97%
49168
76%
**17
99%
Norma 204
<<locked>>
89%
58436
90%
**07
99%
[Norma 217]*
<<locked>>
97%
34156
53%
**13
94%
Norma MRP 👍
<<locked>>
95%
58175
90%
**82
100%
Norma URP
<<locked>>
89%
58349
90%
**87
100%
Ramshot Hunter
<<locked>>
89%
57754
89%
**97
100%
Ramshot Magnum
<<locked>>
97%
58378
90%
**40
100%
ReloadSwiss RS 14
<<locked>>
97%
36274
56%
**49
100%
ReloadSwiss RS 60
<<locked>>
86%
58392
90%
**43
100%
ReloadSwiss RS 62
<<locked>>
88%
57870
89%
**07
100%
ReloadSwiss RS 70
<<locked>>
88%
58015
89%
**53
100%
ReloadSwiss RS 76
<<locked>>
97%
47442
73%
**54
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
42453
65%
**07
93%
Rottweil R 903
<<locked>>
84%
58334
90%
**31
100%
Rottweil R 904
<<locked>>
93%
58015
89%
**74
98%
Rottweil R 905
<<locked>>
94%
58131
89%
**17
99%
Rottweil R 907
<<locked>>
86%
57885
89%
**38
99%
SNPE Vectan Tubal 5000
<<locked>>
84%
58044
89%
**00
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
58276
90%
**95
100%
Shooters World Long Rifle
<<locked>>
87%
57812
89%
**28
100%
Somchem S355
<<locked>>
84%
58015
89%
**25
100%
Somchem S361
<<locked>>
92%
58218
90%
**38
98%
Somchem S365
<<locked>>
90%
57986
89%
**87
100%
Somchem S385 👍
<<locked>>
94%
58247
90%
**81
100%
Vihtavuori N135
<<locked>>
85%
58363
90%
**43
100%
Vihtavuori N150
<<locked>>
89%
58146
89%
**82
100%
Vihtavuori N160
<<locked>>
87%
58479
90%
**51
100%
Vihtavuori N165
<<locked>>
97%
54288
84%
**99
99%
Vihtavuori N550
<<locked>>
86%
58233
90%
**87
100%
Vihtavuori N555
<<locked>>
95%
58175
90%
**07
100%
Vihtavuori N560
<<locked>>
97%
58465
90%
**86
98%
Vihtavuori N565
<<locked>>
97%
50749
78%
**22
96%
[Vihtavuori N568]*
<<locked>>
97%
44121
68%
**36
93%
Winchester 6.5 StaBALL
<<locked>>
88%
58349
90%
**12
100%
Winchester 760
<<locked>>
84%
58334
90%
**07
100%
Winchester StaBALL HD 👍
<<locked>>
97%
53084
82%
**56
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
54259
84%
**72
100%
[ADI AR 2209]*
<<locked>>
81%
38464
59%
**36
94%
[ADI AR 2213]*
<<locked>>
81%
34374
53%
**44
90%
[ADI AR 2217]*
<<locked>>
90%
34476
53%
**38
90%
[ADI AR 2225]*
<<locked>>
88%
29196
45%
**23
90%
Accurate 2700
<<locked>>
81%
52533
81%
**00
99%
Accurate 3100
<<locked>>
81%
34243
53%
**92
96%
Accurate 4350
<<locked>>
81%
46093
71%
**81
100%
[Accurate MAGPRO]*
<<locked>>
86%
38957
60%
**76
90%
Alliant Reloder-16
<<locked>>
81%
44179
68%
**84
100%
Alliant Reloder-17
<<locked>>
81%
51126
79%
**15
100%
[Alliant Reloder-19]*
<<locked>>
81%
38435
59%
**30
94%
[Alliant Reloder-22]*
<<locked>>
81%
34258
53%
**54
92%
Alliant Reloder-23
<<locked>>
81%
32808
50%
**31
99%
[Alliant Reloder-25]*
<<locked>>
81%
28703
44%
**10
93%
Alliant Reloder-26
<<locked>>
81%
35882
55%
**69
98%
[Hodgdon H1000]*
<<locked>>
90%
34476
53%
**38
90%
Hodgdon H414
<<locked>>
81%
52040
80%
**12
99%
Hodgdon H4350
<<locked>>
81%
42264
65%
**69
97%
[Hodgdon H4831]*
<<locked>>
84%
35578
55%
**35
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
36027
55%
**51
91%
Hodgdon Hybrid 100V
<<locked>>
81%
41742
64%
**66
100%
Hodgdon LVR
<<locked>>
81%
48617
75%
**23
100%
[Hodgdon Retumbo]*
<<locked>>
88%
29196
45%
**23
90%
Hodgdon Superperformance
<<locked>>
81%
47616
73%
**53
98%
Hodgdon VARGET
<<locked>>
81%
54085
83%
**63
100%
Hodgdon TrailBoss
<<locked>>
81%
28065
43%
**36
100%
IMR 4064
<<locked>>
81%
53519
82%
**46
100%
IMR 4166 Enduron
<<locked>>
81%
51996
80%
**17
99%
IMR 4350
<<locked>>
81%
44280
68%
**12
97%
IMR 4451 Enduron
<<locked>>
81%
50328
77%
**17
99%
IMR 4831
<<locked>>
81%
39755
61%
**30
99%
[IMR 4955 Enduron]*
<<locked>>
81%
36274
56%
**18
91%
[IMR 7828 SSC]*
<<locked>>
81%
35143
54%
**77
91%
Lovex S065
<<locked>>
81%
48008
74%
**58
99%
Lovex S070
<<locked>>
81%
46122
71%
**44
98%
[Lovex S071]*
<<locked>>
81%
29472
45%
**64
93%
Norma 204
<<locked>>
81%
44280
68%
**38
96%
[Norma 217]*
<<locked>>
92%
29428
45%
**62
90%
Norma MRP
<<locked>>
81%
35636
55%
**23
95%
Norma URP
<<locked>>
81%
45339
70%
**67
100%
Ramshot Hunter
<<locked>>
81%
44135
68%
**58
99%
[Ramshot Magnum]*
<<locked>>
81%
31647
49%
**79
92%
ReloadSwiss RS 14
<<locked>>
81%
28689
44%
**78
100%
ReloadSwiss RS 60
<<locked>>
81%
49240
76%
**02
100%
ReloadSwiss RS 62
<<locked>>
81%
46093
71%
**00
100%
ReloadSwiss RS 70
<<locked>>
81%
44164
68%
**10
99%
[ReloadSwiss RS 76]*
<<locked>>
84%
29675
46%
**66
90%
[ReloadSwiss RS 80]*
<<locked>>
93%
36898
57%
**72
90%
Rottweil R 903
<<locked>>
81%
53229
82%
**53
100%
[Rottweil R 904]*
<<locked>>
81%
39842
61%
**20
93%
[Rottweil R 905]*
<<locked>>
81%
37637
58%
**07
94%
Rottweil R 907
<<locked>>
81%
49052
75%
**87
98%
SNPE Vectan Tubal 5000
<<locked>>
81%
53592
82%
**41
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
46891
72%
**08
98%
Shooters World Long Rifle
<<locked>>
81%
48008
74%
**58
99%
Somchem S355
<<locked>>
81%
53229
82%
**56
100%
[Somchem S361]*
<<locked>>
81%
40538
62%
**00
93%
Somchem S365
<<locked>>
81%
41901
64%
**22
100%
Somchem S385
<<locked>>
81%
38406
59%
**00
96%
Vihtavuori N135
<<locked>>
81%
51459
79%
**38
100%
Vihtavuori N150
<<locked>>
81%
45730
70%
**89
100%
Vihtavuori N160
<<locked>>
81%
48863
75%
**00
100%
[Vihtavuori N165]*
<<locked>>
81%
32227
50%
**36
92%
Vihtavuori N550
<<locked>>
81%
49255
76%
**43
100%
Vihtavuori N555
<<locked>>
81%
36985
57%
**13
99%
[Vihtavuori N560]*
<<locked>>
82%
35592
55%
**03
90%
[Vihtavuori N565]*
<<locked>>
85%
34142
53%
**54
90%
[Vihtavuori N568]*
<<locked>>
93%
39030
60%
**12
90%
Winchester 6.5 StaBALL
<<locked>>
81%
46093
71%
**22
100%
Winchester 760
<<locked>>
81%
52040
80%
**12
99%
Winchester StaBALL HD
<<locked>>
81%
28050
43%
**21
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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