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Load data for .300 Weath. Mag. + .309 | 170gr | Reichenberg HDB Universal

Recommended Powder(s): Alliant Reloder-26, IMR 4831, Ramshot Hunter, ReloadSwiss RS 70, Vihtavuori N555

.300 Weath. Mag. + .309 | 170gr | Reichenberg HDB Universal

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.309 | 170gr | Reichenberg HDB Universal
Bullet Weight:
170gr | 11.0g
Bullet Diameter:
0.309" | 7.85mm
Bullet Length:
1.273" | 32.3mm
Caliber:
.300 Weath. Mag. load data
Case Length (l3):
2.824" | 71.7mm
Cartridge Length (C.O.L.):
3.321" | 84.4mm
Seated Depth:
0.776" | 19.7mm
Shank Seated Depth:
0.618" | 15.7mm
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_B10160_C379
Last updated:
2025-01-01
Recommended Twist Rate:
1:13 - 1:11

Load data for 150 loads in caliber .300 Weath. Mag. with .309 | 170gr | Reichenberg HDB Universal bullet and 75 powders such as Alliant Reloder-26, IMR 4831, Ramshot Hunter, ReloadSwiss RS 70, Vihtavuori N555. 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>>
86%
56942
89%
**33
100%
ADI AR 2209
<<locked>>
97%
57319
90%
**35
98%
ADI AR 2213
<<locked>>
97%
52228
82%
**76
96%
[ADI AR 2225]*
<<locked>>
97%
33402
52%
**95
93%
Accurate 2700
<<locked>>
86%
56913
89%
**94
99%
Accurate 3100
<<locked>>
97%
51372
81%
**90
99%
Accurate 4064
<<locked>>
83%
57043
89%
**04
100%
Accurate 4350
<<locked>>
91%
57188
90%
**02
100%
[Accurate MAGPRO]*
<<locked>>
97%
50705
79%
**76
94%
Alliant Reloder- TS 15.5
<<locked>>
85%
56985
89%
**46
100%
Alliant Reloder-16
<<locked>>
92%
56768
89%
**41
100%
Alliant Reloder-17
<<locked>>
88%
57319
90%
**51
100%
Alliant Reloder-19
<<locked>>
97%
57217
90%
**28
98%
Alliant Reloder-22
<<locked>>
97%
51271
80%
**79
98%
Alliant Reloder-23
<<locked>>
97%
48283
76%
**10
100%
Alliant Reloder-25
<<locked>>
97%
42424
66%
**31
99%
Alliant Reloder-26 👍
<<locked>>
97%
55680
87%
**10
100%
Hodgdon H380
<<locked>>
84%
56782
89%
**63
100%
Hodgdon H414
<<locked>>
87%
57058
89%
**18
99%
Hodgdon H4350
<<locked>>
94%
56898
89%
**66
99%
Hodgdon H4831
<<locked>>
97%
48095
75%
**48
95%
Hodgdon H4831 SC
<<locked>>
97%
54810
86%
**59
96%
Hodgdon Hybrid 100V
<<locked>>
94%
57290
90%
**63
100%
Hodgdon LVR
<<locked>>
89%
57058
89%
**02
100%
[Hodgdon Retumbo]*
<<locked>>
97%
33402
52%
**95
93%
Hodgdon Superperformance
<<locked>>
89%
56594
89%
**38
99%
Hodgdon VARGET
<<locked>>
86%
56942
89%
**33
100%
Hodgdon TrailBoss
<<locked>>
96%
34679
54%
**08
100%
IMR 4064
<<locked>>
86%
56695
89%
**17
100%
IMR 4166 Enduron
<<locked>>
87%
57363
90%
**33
99%
IMR 4350
<<locked>>
92%
56898
89%
**66
99%
IMR 4451 Enduron
<<locked>>
88%
56724
89%
**43
99%
IMR 4831 👍
<<locked>>
96%
57116
90%
**79
100%
IMR 4955 Enduron
<<locked>>
97%
53548
84%
**13
96%
IMR 7828 SSC
<<locked>>
97%
53214
83%
**12
97%
Lovex S062
<<locked>>
84%
57377
90%
**20
100%
Lovex S065
<<locked>>
90%
57072
89%
**46
100%
Lovex S070
<<locked>>
91%
57421
90%
**76
100%
Lovex S071
<<locked>>
97%
43120
68%
**43
98%
Norma 203B
<<locked>>
83%
57145
90%
**66
100%
Norma 204
<<locked>>
92%
56898
89%
**02
98%
Norma MRP
<<locked>>
97%
54563
86%
**61
99%
Norma URP
<<locked>>
92%
57087
89%
**05
100%
Ramshot Hunter 👍
<<locked>>
92%
57334
90%
**25
100%
Ramshot Magnum
<<locked>>
97%
49429
77%
**27
98%
ReloadSwiss RS 14
<<locked>>
97%
35868
56%
**60
100%
ReloadSwiss RS 50
<<locked>>
84%
57058
89%
**46
100%
ReloadSwiss RS 60
<<locked>>
89%
57261
90%
**77
100%
ReloadSwiss RS 62
<<locked>>
91%
57043
89%
**22
100%
ReloadSwiss RS 70 👍
<<locked>>
92%
57334
90%
**81
100%
ReloadSwiss RS 76
<<locked>>
97%
40901
64%
**38
97%
Rottweil R 903
<<locked>>
86%
57348
90%
**46
100%
Rottweil R 904
<<locked>>
95%
57000
89%
**76
97%
Rottweil R 905
<<locked>>
97%
56942
89%
**25
99%
Rottweil R 907
<<locked>>
89%
57276
90%
**49
99%
SNPE Vectan SP 11
<<locked>>
86%
57232
90%
**82
100%
SNPE Vectan Tubal 5000
<<locked>>
86%
57217
90%
**18
100%
SNPE Vectan Tubal 7000
<<locked>>
90%
57232
90%
**07
99%
Shooters World Long Rifle
<<locked>>
90%
57072
89%
**46
100%
Shooters World Precision
<<locked>>
84%
57377
90%
**20
100%
Somchem S355
<<locked>>
87%
57290
90%
**40
100%
Somchem S361
<<locked>>
94%
56942
89%
**36
97%
Somchem S365
<<locked>>
94%
57072
89%
**09
100%
Somchem S385
<<locked>>
97%
56666
89%
**79
99%
Vihtavuori N135
<<locked>>
88%
57305
90%
**61
100%
Vihtavuori N150
<<locked>>
92%
57101
89%
**97
100%
Vihtavuori N160
<<locked>>
89%
56884
89%
**63
100%
Vihtavuori N165
<<locked>>
97%
47935
75%
**22
97%
Vihtavuori N550
<<locked>>
89%
56753
89%
**99
100%
Vihtavuori N555 👍
<<locked>>
97%
54041
85%
**89
100%
Vihtavuori N560
<<locked>>
97%
51619
81%
**99
96%
[Vihtavuori N565]*
<<locked>>
97%
43497
68%
**25
94%
Winchester 6.5 StaBALL
<<locked>>
90%
56898
89%
**27
100%
Winchester 760
<<locked>>
87%
57058
89%
**18
99%
Winchester StaBALL HD
<<locked>>
97%
43947
69%
**72
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
49690
78%
**22
100%
[ADI AR 2209]*
<<locked>>
81%
34476
54%
**66
92%
[ADI AR 2213]*
<<locked>>
86%
36172
57%
**28
90%
[ADI AR 2225]*
<<locked>>
94%
30356
48%
**03
90%
Accurate 2700
<<locked>>
81%
47950
75%
**46
98%
[Accurate 3100]*
<<locked>>
81%
29921
47%
**34
93%
Accurate 4064
<<locked>>
81%
52924
83%
**44
100%
Accurate 4350
<<locked>>
81%
40698
64%
**07
99%
[Accurate MAGPRO]*
<<locked>>
91%
40509
63%
**62
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
50198
79%
**44
100%
Alliant Reloder-16
<<locked>>
81%
39262
62%
**20
99%
Alliant Reloder-17
<<locked>>
81%
45020
71%
**51
100%
[Alliant Reloder-19]*
<<locked>>
81%
34272
54%
**66
92%
[Alliant Reloder-22]*
<<locked>>
82%
31270
49%
**20
90%
Alliant Reloder-23
<<locked>>
81%
28950
45%
**67
97%
[Alliant Reloder-25]*
<<locked>>
81%
25889
41%
**59
90%
Alliant Reloder-26
<<locked>>
81%
31125
49%
**82
95%
Hodgdon H380
<<locked>>
81%
51300
80%
**67
100%
Hodgdon H414
<<locked>>
81%
46499
73%
**35
98%
Hodgdon H4350
<<locked>>
81%
38029
60%
**05
95%
[Hodgdon H4831]*
<<locked>>
89%
36869
58%
**05
90%
[Hodgdon H4831 SC]*
<<locked>>
85%
36869
58%
**05
90%
Hodgdon Hybrid 100V
<<locked>>
81%
36796
58%
**05
99%
Hodgdon LVR
<<locked>>
81%
43497
68%
**62
99%
[Hodgdon Retumbo]*
<<locked>>
94%
30356
48%
**03
90%
Hodgdon Superperformance
<<locked>>
81%
41756
65%
**69
96%
Hodgdon VARGET
<<locked>>
81%
49052
77%
**08
100%
Hodgdon TrailBoss
<<locked>>
81%
27731
43%
**57
100%
IMR 4064
<<locked>>
81%
48805
76%
**99
100%
IMR 4166 Enduron
<<locked>>
81%
47529
74%
**59
98%
IMR 4350
<<locked>>
81%
40059
63%
**48
96%
IMR 4451 Enduron
<<locked>>
81%
46006
72%
**56
98%
IMR 4831
<<locked>>
81%
35273
55%
**72
98%
[IMR 4955 Enduron]*
<<locked>>
84%
35839
56%
**46
90%
[IMR 7828 SSC]*
<<locked>>
85%
35955
56%
**31
90%
Lovex S062
<<locked>>
81%
52576
82%
**48
100%
Lovex S065
<<locked>>
81%
43453
68%
**00
98%
Lovex S070
<<locked>>
81%
41568
65%
**80
97%
[Lovex S071]*
<<locked>>
81%
25759
40%
**06
91%
Norma 203B
<<locked>>
81%
53171
83%
**00
100%
[Norma 204]*
<<locked>>
81%
39407
62%
**74
94%
[Norma MRP]*
<<locked>>
81%
31386
49%
**49
92%
Norma URP
<<locked>>
81%
40147
63%
**94
99%
Ramshot Hunter
<<locked>>
81%
39102
61%
**84
97%
[Ramshot Magnum]*
<<locked>>
84%
30835
48%
**87
90%
ReloadSwiss RS 14
<<locked>>
81%
28369
44%
**99
100%
ReloadSwiss RS 50
<<locked>>
81%
51010
80%
**48
99%
ReloadSwiss RS 60
<<locked>>
81%
43337
68%
**35
100%
ReloadSwiss RS 62
<<locked>>
81%
40582
64%
**33
99%
ReloadSwiss RS 70
<<locked>>
81%
39189
61%
**40
98%
[ReloadSwiss RS 76]*
<<locked>>
88%
30443
48%
**36
90%
Rottweil R 903
<<locked>>
81%
47819
75%
**95
100%
[Rottweil R 904]*
<<locked>>
81%
35723
56%
**52
91%
[Rottweil R 905]*
<<locked>>
81%
33330
52%
**46
92%
Rottweil R 907
<<locked>>
81%
44527
70%
**26
97%
SNPE Vectan SP 11
<<locked>>
81%
49153
77%
**58
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
49066
77%
**03
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
42612
67%
**44
97%
Shooters World Long Rifle
<<locked>>
81%
43453
68%
**00
98%
Shooters World Precision
<<locked>>
81%
52576
82%
**48
100%
Somchem S355
<<locked>>
81%
48095
75%
**95
100%
[Somchem S361]*
<<locked>>
81%
36419
57%
**39
90%
Somchem S365
<<locked>>
81%
36738
58%
**64
100%
[Somchem S385]*
<<locked>>
81%
33881
53%
**33
93%
Vihtavuori N135
<<locked>>
81%
46572
73%
**00
100%
Vihtavuori N150
<<locked>>
81%
41249
65%
**41
100%
Vihtavuori N160
<<locked>>
81%
43337
68%
**26
99%
[Vihtavuori N165]*
<<locked>>
82%
29501
46%
**05
90%
Vihtavuori N550
<<locked>>
81%
44135
69%
**76
99%
Vihtavuori N555
<<locked>>
81%
32227
51%
**46
97%
[Vihtavuori N560]*
<<locked>>
87%
36854
58%
**80
90%
[Vihtavuori N565]*
<<locked>>
91%
35708
56%
**38
90%
Winchester 6.5 StaBALL
<<locked>>
81%
40799
64%
**71
100%
Winchester 760
<<locked>>
81%
46499
73%
**35
98%
Winchester StaBALL HD
<<locked>>
81%
25498
40%
**21
95%

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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