top of page

Load data for .300 Weath. Mag. + .308 | 140gr | Nosler Custom Competition

Recommended Powder(s): Alliant Reloder-16, Norma URP, ReloadSwiss RS 62, ReloadSwiss RS 70, Vihtavuori N550

.300 Weath. Mag. + .308 | 140gr | Nosler Custom Competition

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 140gr | Nosler Custom Competition
Manufacturer SKU:
53152
Bullet Weight:
140gr | 9.1g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.010" | 25.7mm
Caliber:
.300 Weath. Mag. load data
Case Length (l3):
2.824" | 71.7mm
Cartridge Length (C.O.L.):
3.507" | 89.1mm
Seated Depth:
0.327" | 8.3mm
Shank Seated Depth:
0.170" | 4.3mm
Case Capacity:
98.9 Grains of Water | 6.42 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B4079_C379
Last updated:
2025-01-01
Recommended Twist Rate:
1:17 - 1:14

Load data for 162 loads in caliber .300 Weath. Mag. with .308 | 140gr | Nosler Custom Competition bullet and 81 powders such as Alliant Reloder-16, Norma URP, ReloadSwiss RS 62, ReloadSwiss RS 70, Vihtavuori N550. 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

  • .

    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.

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>>
87%
57377
90%
**22
100%
ADI AR 2209
<<locked>>
97%
55347
87%
**64
97%
[ADI AR 2213]*
<<locked>>
97%
49429
77%
**73
93%
Accurate 2700
<<locked>>
87%
57043
89%
**66
98%
Accurate 3100
<<locked>>
97%
48660
76%
**00
98%
Accurate 4064
<<locked>>
85%
57319
90%
**96
100%
Accurate 4350
<<locked>>
92%
56768
89%
**71
100%
Alliant Reloder- TS 15.5
<<locked>>
86%
57087
89%
**35
100%
Alliant Reloder-15
<<locked>>
84%
57145
90%
**48
100%
Alliant Reloder-16 👍
<<locked>>
94%
56927
89%
**37
100%
Alliant Reloder-17
<<locked>>
89%
57232
90%
**33
100%
Alliant Reloder-19
<<locked>>
97%
54723
86%
**55
97%
Alliant Reloder-22
<<locked>>
97%
48370
76%
**66
95%
Alliant Reloder-23
<<locked>>
97%
45847
72%
**23
100%
Alliant Reloder-25
<<locked>>
97%
40132
63%
**12
96%
Alliant Reloder-26
<<locked>>
97%
52330
82%
**14
100%
Hodgdon CFE223
<<locked>>
84%
57276
90%
**74
100%
Hodgdon H380
<<locked>>
86%
57203
90%
**41
100%
Hodgdon H414
<<locked>>
88%
57290
90%
**94
99%
Hodgdon H4350
<<locked>>
95%
56971
89%
**28
98%
[Hodgdon H4831]*
<<locked>>
97%
45847
72%
**41
92%
[Hodgdon H4831 SC]*
<<locked>>
97%
51880
81%
**66
94%
Hodgdon Hybrid 100V
<<locked>>
96%
57087
89%
**48
100%
Hodgdon LVR
<<locked>>
91%
56898
89%
**74
100%
Hodgdon Superperformance
<<locked>>
91%
56985
89%
**23
98%
Hodgdon VARGET
<<locked>>
87%
57377
90%
**22
100%
Hodgdon TrailBoss
<<locked>>
97%
34853
55%
**28
100%
IMR 3031
<<locked>>
84%
57058
89%
**12
100%
IMR 4064
<<locked>>
87%
56971
89%
**05
100%
IMR 4166 Enduron
<<locked>>
88%
57203
90%
**05
99%
IMR 4350
<<locked>>
94%
57014
89%
**28
98%
IMR 4451 Enduron
<<locked>>
89%
57174
90%
**32
98%
IMR 4831
<<locked>>
97%
55506
87%
**32
100%
IMR 4895
<<locked>>
84%
57276
90%
**61
100%
[IMR 4955 Enduron]*
<<locked>>
97%
51547
81%
**27
94%
[IMR 7828 SSC]*
<<locked>>
97%
50691
79%
**12
94%
Lovex S062
<<locked>>
85%
57261
90%
**05
100%
Lovex S065
<<locked>>
91%
57188
90%
**22
99%
Lovex S070
<<locked>>
92%
56913
89%
**32
99%
Lovex S071
<<locked>>
97%
40669
64%
**36
96%
Norma 203B
<<locked>>
85%
56956
89%
**45
100%
Norma 204
<<locked>>
93%
57421
90%
**81
97%
Norma MRP
<<locked>>
97%
51459
81%
**71
98%
Norma URP 👍
<<locked>>
93%
56913
89%
**87
100%
Ramshot Big Game
<<locked>>
84%
56768
89%
**58
100%
Ramshot Hunter
<<locked>>
94%
57072
89%
**01
99%
Ramshot Magnum
<<locked>>
97%
47253
74%
**20
96%
ReloadSwiss RS 14
<<locked>>
97%
35346
55%
**70
100%
ReloadSwiss RS 50
<<locked>>
85%
56840
89%
**19
99%
ReloadSwiss RS 52
<<locked>>
85%
57334
90%
**71
100%
ReloadSwiss RS 60
<<locked>>
90%
57232
90%
**56
100%
ReloadSwiss RS 62 👍
<<locked>>
92%
56956
89%
**04
100%
ReloadSwiss RS 70 👍
<<locked>>
93%
57276
90%
**56
100%
[ReloadSwiss RS 76]*
<<locked>>
97%
39233
61%
**09
93%
Rottweil R 902
<<locked>>
84%
57348
90%
**96
100%
Rottweil R 903
<<locked>>
88%
57217
90%
**28
100%
Rottweil R 904
<<locked>>
97%
57232
90%
**38
96%
Rottweil R 905
<<locked>>
97%
53983
85%
**38
97%
Rottweil R 907
<<locked>>
90%
57406
90%
**22
98%
SNPE Vectan SP 11
<<locked>>
87%
57305
90%
**68
100%
SNPE Vectan Tubal 5000
<<locked>>
87%
57305
90%
**04
100%
SNPE Vectan Tubal 7000
<<locked>>
91%
57421
90%
**76
99%
Shooters World Long Rifle
<<locked>>
91%
57188
90%
**22
99%
Shooters World Precision
<<locked>>
85%
57261
90%
**05
100%
Somchem S355
<<locked>>
88%
57319
90%
**35
100%
Somchem S361
<<locked>>
96%
57246
90%
**89
95%
Somchem S365
<<locked>>
95%
57058
89%
**97
100%
Somchem S385
<<locked>>
97%
54433
85%
**15
98%
Vihtavuori N133
<<locked>>
84%
57058
89%
**94
100%
Vihtavuori N135
<<locked>>
89%
56971
89%
**40
100%
Vihtavuori N140
<<locked>>
84%
56898
89%
**50
100%
Vihtavuori N150
<<locked>>
93%
57421
90%
**89
100%
Vihtavuori N160
<<locked>>
90%
57174
90%
**41
100%
Vihtavuori N165
<<locked>>
97%
45745
72%
**25
95%
Vihtavuori N540
<<locked>>
84%
57217
90%
**79
100%
Vihtavuori N550 👍
<<locked>>
90%
56942
89%
**78
100%
Vihtavuori N555
<<locked>>
97%
51271
80%
**15
100%
[Vihtavuori N560]*
<<locked>>
97%
49153
77%
**02
93%
Winchester 6.5 StaBALL
<<locked>>
92%
57174
90%
**15
100%
Winchester 760
<<locked>>
88%
57290
90%
**94
99%
Winchester StaBALL HD
<<locked>>
97%
40016
63%
**50
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
47616
75%
**45
99%
[ADI AR 2209]*
<<locked>>
84%
36434
57%
**48
90%
[ADI AR 2213]*
<<locked>>
91%
41162
65%
**86
90%
Accurate 2700
<<locked>>
81%
45701
72%
**49
95%
[Accurate 3100]*
<<locked>>
82%
29298
46%
**28
90%
Accurate 4064
<<locked>>
81%
50430
79%
**87
100%
Accurate 4350
<<locked>>
81%
38450
60%
**04
97%
Alliant Reloder- TS 15.5
<<locked>>
81%
47848
75%
**74
100%
Alliant Reloder-15
<<locked>>
81%
51372
80%
**46
100%
Alliant Reloder-16
<<locked>>
81%
37362
59%
**10
97%
Alliant Reloder-17
<<locked>>
81%
42583
67%
**58
99%
[Alliant Reloder-19]*
<<locked>>
84%
36274
57%
**41
90%
[Alliant Reloder-22]*
<<locked>>
88%
36260
57%
**84
90%
[Alliant Reloder-23]*
<<locked>>
81%
27470
43%
**25
94%
[Alliant Reloder-25]*
<<locked>>
87%
29631
46%
**94
90%
[Alliant Reloder-26]*
<<locked>>
81%
29385
46%
**33
91%
Hodgdon CFE223
<<locked>>
81%
50937
80%
**73
99%
Hodgdon H380
<<locked>>
81%
49095
77%
**97
99%
Hodgdon H414
<<locked>>
81%
44092
69%
**45
96%
[Hodgdon H4350]*
<<locked>>
81%
36230
57%
**89
92%
[Hodgdon H4831]*
<<locked>>
94%
42235
66%
**56
90%
[Hodgdon H4831 SC]*
<<locked>>
91%
42235
66%
**56
90%
Hodgdon Hybrid 100V
<<locked>>
81%
34824
55%
**99
97%
Hodgdon LVR
<<locked>>
81%
41365
65%
**69
97%
[Hodgdon Superperformance]*
<<locked>>
81%
39697
62%
**66
94%
Hodgdon VARGET
<<locked>>
81%
47195
74%
**35
99%
Hodgdon TrailBoss
<<locked>>
81%
27514
43%
**54
100%
IMR 3031
<<locked>>
81%
52402
82%
**40
100%
IMR 4064
<<locked>>
81%
46615
73%
**18
99%
IMR 4166 Enduron
<<locked>>
81%
45963
72%
**86
96%
[IMR 4350]*
<<locked>>
81%
37956
59%
**35
93%
IMR 4451 Enduron
<<locked>>
81%
43947
69%
**69
96%
IMR 4831
<<locked>>
81%
33547
53%
**66
95%
IMR 4895
<<locked>>
81%
52765
83%
**89
100%
[IMR 4955 Enduron]*
<<locked>>
90%
40973
64%
**00
90%
[IMR 7828 SSC]*
<<locked>>
91%
41437
65%
**05
90%
Lovex S062
<<locked>>
81%
50401
79%
**94
100%
Lovex S065
<<locked>>
81%
41510
65%
**10
96%
[Lovex S070]*
<<locked>>
81%
39610
62%
**84
94%
[Lovex S071]*
<<locked>>
87%
29051
46%
**21
90%
Norma 203B
<<locked>>
81%
50865
80%
**36
100%
[Norma 204]*
<<locked>>
81%
37753
59%
**67
91%
[Norma MRP]*
<<locked>>
84%
32909
52%
**08
90%
Norma URP
<<locked>>
81%
38261
60%
**07
97%
Ramshot Big Game
<<locked>>
81%
51314
80%
**59
100%
[Ramshot Hunter]*
<<locked>>
81%
37130
58%
**84
94%
[Ramshot Magnum]*
<<locked>>
89%
35041
55%
**25
90%
ReloadSwiss RS 14
<<locked>>
81%
28050
44%
**00
100%
ReloadSwiss RS 50
<<locked>>
81%
49066
77%
**74
98%
ReloadSwiss RS 52
<<locked>>
81%
50865
80%
**59
100%
ReloadSwiss RS 60
<<locked>>
81%
41176
65%
**54
100%
ReloadSwiss RS 62
<<locked>>
81%
38232
60%
**17
96%
ReloadSwiss RS 70
<<locked>>
81%
37173
58%
**17
95%
[ReloadSwiss RS 76]*
<<locked>>
94%
35331
55%
**77
90%
Rottweil R 902
<<locked>>
81%
52272
82%
**07
100%
Rottweil R 903
<<locked>>
81%
45513
71%
**25
100%
[Rottweil R 904]*
<<locked>>
85%
39262
62%
**71
90%
[Rottweil R 905]*
<<locked>>
85%
35462
56%
**31
90%
Rottweil R 907
<<locked>>
81%
42554
67%
**36
95%
SNPE Vectan SP 11
<<locked>>
81%
46934
74%
**87
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
46789
73%
**40
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
40756
64%
**51
95%
Shooters World Long Rifle
<<locked>>
81%
41510
65%
**10
96%
Shooters World Precision
<<locked>>
81%
50401
79%
**94
100%
Somchem S355
<<locked>>
81%
45905
72%
**25
100%
[Somchem S361]*
<<locked>>
86%
41582
65%
**87
90%
Somchem S365
<<locked>>
81%
34418
54%
**48
99%
[Somchem S385]*
<<locked>>
82%
32996
52%
**30
90%
Vihtavuori N133
<<locked>>
81%
52504
82%
**28
100%
Vihtavuori N135
<<locked>>
81%
44643
70%
**36
100%
Vihtavuori N140
<<locked>>
81%
51895
81%
**74
100%
Vihtavuori N150
<<locked>>
81%
39175
61%
**54
99%
Vihtavuori N160
<<locked>>
81%
41292
65%
**40
97%
[Vihtavuori N165]*
<<locked>>
88%
33939
53%
**49
90%
Vihtavuori N540
<<locked>>
81%
51706
81%
**94
100%
Vihtavuori N550
<<locked>>
81%
42076
66%
**86
98%
[Vihtavuori N555]*
<<locked>>
81%
30168
47%
**17
94%
[Vihtavuori N560]*
<<locked>>
92%
42047
66%
**38
90%
Winchester 6.5 StaBALL
<<locked>>
81%
38928
61%
**74
99%
Winchester 760
<<locked>>
81%
44092
69%
**45
96%
[Winchester StaBALL HD]*
<<locked>>
81%
24540
38%
**69
90%

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.

bottom of page