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Load data for 7 mm Weath. Mag. + .284 | 140gr | Speer TBBC

Recommended Powder(s): Alliant Reloder-26, Norma MRP, Somchem S385, Vihtavuori N555, Winchester StaBALL HD

7 mm Weath. Mag. + .284 | 140gr | Speer TBBC

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 140gr | Speer TBBC
Manufacturer SKU:
1745
Bullet Weight:
140gr | 9.1g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.150" | 29.2mm
Caliber:
7 mm Weath. Mag. load data
Case Length (l3):
2.549" | 64.7mm
Cartridge Length (C.O.L.):
3.310" | 84.1mm
Seated Depth:
0.389" | 9.9mm
Shank Seated Depth:
0.389" | 9.9mm
Case Capacity:
87.0 Grains of Water | 5.65 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B6122_C1070
Last updated:
2025-01-01

Load data for 144 loads in caliber 7 mm Weath. Mag. with .284 | 140gr | Speer TBBC bullet and 72 powders such as Alliant Reloder-26, Norma MRP, Somchem S385, Vihtavuori N555, Winchester StaBALL HD. 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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    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>>
83%
57363
90%
**22
100%
ADI AR 2209
<<locked>>
93%
57087
89%
**17
99%
ADI AR 2213
<<locked>>
97%
57421
90%
**59
98%
[ADI AR 2217]*
<<locked>>
97%
42148
66%
**41
94%
ADI AR 2225
<<locked>>
97%
37652
59%
**95
96%
Accurate 2700
<<locked>>
84%
57174
90%
**86
99%
Accurate 3100
<<locked>>
96%
57319
90%
**51
100%
Accurate 4350
<<locked>>
88%
57319
90%
**81
100%
Accurate MAGPRO
<<locked>>
97%
56536
89%
**46
96%
Alliant Reloder-16
<<locked>>
89%
56869
89%
**20
100%
Alliant Reloder-17
<<locked>>
85%
57116
90%
**20
100%
Alliant Reloder-19
<<locked>>
93%
57101
89%
**14
99%
Alliant Reloder-22
<<locked>>
97%
57290
90%
**53
99%
Alliant Reloder-23
<<locked>>
97%
54520
85%
**71
100%
Alliant Reloder-25
<<locked>>
97%
47703
75%
**15
100%
Alliant Reloder-26 👍
<<locked>>
94%
57319
90%
**02
100%
[Hodgdon H1000]*
<<locked>>
97%
42148
66%
**41
94%
Hodgdon H414
<<locked>>
84%
57058
89%
**97
100%
Hodgdon H4350
<<locked>>
91%
57246
90%
**48
99%
Hodgdon H4831
<<locked>>
97%
53548
84%
**28
97%
Hodgdon H4831 SC
<<locked>>
95%
56913
89%
**84
97%
Hodgdon Hybrid 100V
<<locked>>
91%
56840
89%
**25
100%
Hodgdon LVR
<<locked>>
86%
57392
90%
**81
100%
Hodgdon Retumbo
<<locked>>
97%
37652
59%
**95
96%
Hodgdon Superperformance
<<locked>>
86%
56681
89%
**17
99%
Hodgdon VARGET
<<locked>>
83%
57000
89%
**18
100%
Hodgdon TrailBoss
<<locked>>
96%
35027
55%
**93
100%
IMR 4064
<<locked>>
84%
57290
90%
**09
100%
IMR 4166 Enduron
<<locked>>
84%
57174
90%
**12
100%
IMR 4350
<<locked>>
89%
57363
90%
**48
99%
IMR 4451 Enduron
<<locked>>
85%
56811
89%
**35
100%
IMR 4831
<<locked>>
93%
56869
89%
**58
100%
IMR 4955 Enduron
<<locked>>
96%
56971
89%
**51
97%
IMR 7828 SSC
<<locked>>
95%
57116
89%
**59
98%
Lovex S065
<<locked>>
87%
56956
89%
**25
100%
Lovex S070
<<locked>>
88%
57305
90%
**51
100%
Lovex S071
<<locked>>
97%
48776
76%
**20
99%
Norma 204
<<locked>>
89%
57101
89%
**94
99%
[Norma 217]*
<<locked>>
97%
33576
53%
**03
93%
Norma MRP 👍
<<locked>>
95%
57014
89%
**73
100%
Norma URP
<<locked>>
89%
57290
90%
**84
100%
Ramshot Hunter
<<locked>>
89%
57174
90%
**00
100%
Ramshot Magnum
<<locked>>
97%
56347
88%
**14
99%
ReloadSwiss RS 14
<<locked>>
97%
36143
57%
**42
100%
ReloadSwiss RS 60
<<locked>>
86%
57377
90%
**43
100%
ReloadSwiss RS 62
<<locked>>
87%
56739
89%
**91
100%
ReloadSwiss RS 70
<<locked>>
88%
56826
89%
**53
100%
ReloadSwiss RS 76
<<locked>>
97%
46586
73%
**41
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
41756
65%
**97
92%
Rottweil R 903
<<locked>>
83%
56594
89%
**12
100%
Rottweil R 904
<<locked>>
92%
56927
89%
**51
98%
Rottweil R 905
<<locked>>
94%
56608
89%
**00
99%
Rottweil R 907
<<locked>>
86%
57174
90%
**38
99%
SNPE Vectan Tubal 5000
<<locked>>
83%
56724
89%
**87
100%
SNPE Vectan Tubal 7000
<<locked>>
87%
56855
89%
**76
100%
Shooters World Long Rifle
<<locked>>
87%
56956
89%
**25
100%
Somchem S355
<<locked>>
83%
56739
89%
**12
100%
Somchem S361
<<locked>>
91%
57014
89%
**25
97%
Somchem S365
<<locked>>
90%
56927
89%
**77
100%
Somchem S385 👍
<<locked>>
93%
56782
89%
**61
99%
Vihtavuori N135
<<locked>>
85%
56782
89%
**20
100%
Vihtavuori N150
<<locked>>
89%
57087
89%
**76
100%
Vihtavuori N160
<<locked>>
86%
56811
89%
**31
100%
Vihtavuori N165
<<locked>>
97%
53258
83%
**92
99%
Vihtavuori N550
<<locked>>
86%
57043
89%
**77
100%
Vihtavuori N555 👍
<<locked>>
94%
56797
89%
**94
100%
Vihtavuori N560
<<locked>>
96%
56956
89%
**69
98%
Vihtavuori N565
<<locked>>
97%
49559
78%
**05
96%
[Vihtavuori N568]*
<<locked>>
97%
43395
68%
**23
92%
Winchester 6.5 StaBALL
<<locked>>
88%
56956
89%
**05
100%
Winchester 760
<<locked>>
84%
57058
89%
**97
100%
Winchester StaBALL HD 👍
<<locked>>
97%
51488
81%
**46
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
53635
84%
**69
100%
[ADI AR 2209]*
<<locked>>
81%
38247
60%
**30
94%
[ADI AR 2213]*
<<locked>>
82%
35056
55%
**61
90%
[ADI AR 2217]*
<<locked>>
91%
34795
55%
**44
90%
[ADI AR 2225]*
<<locked>>
89%
29356
46%
**36
90%
Accurate 2700
<<locked>>
81%
52199
82%
**00
99%
Accurate 3100
<<locked>>
81%
34127
53%
**98
96%
Accurate 4350
<<locked>>
81%
45643
72%
**81
100%
[Accurate MAGPRO]*
<<locked>>
86%
39015
61%
**95
90%
Alliant Reloder-16
<<locked>>
81%
43656
68%
**84
100%
Alliant Reloder-17
<<locked>>
81%
50401
79%
**12
100%
[Alliant Reloder-19]*
<<locked>>
81%
38087
60%
**26
94%
[Alliant Reloder-22]*
<<locked>>
81%
33837
53%
**48
92%
Alliant Reloder-23
<<locked>>
81%
32416
51%
**25
99%
[Alliant Reloder-25]*
<<locked>>
81%
28543
45%
**16
93%
Alliant Reloder-26
<<locked>>
81%
35404
55%
**62
98%
[Hodgdon H1000]*
<<locked>>
91%
34795
55%
**44
90%
Hodgdon H414
<<locked>>
81%
51242
80%
**99
99%
Hodgdon H4350
<<locked>>
81%
41785
65%
**59
97%
[Hodgdon H4831]*
<<locked>>
84%
35476
56%
**41
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
35650
56%
**44
90%
Hodgdon Hybrid 100V
<<locked>>
81%
41147
64%
**59
100%
Hodgdon LVR
<<locked>>
81%
48066
75%
**20
100%
[Hodgdon Retumbo]*
<<locked>>
89%
29356
46%
**36
90%
Hodgdon Superperformance
<<locked>>
81%
46586
73%
**49
98%
Hodgdon VARGET
<<locked>>
81%
53403
84%
**56
100%
Hodgdon TrailBoss
<<locked>>
81%
28224
44%
**39
100%
IMR 4064
<<locked>>
81%
52939
83%
**40
100%
IMR 4166 Enduron
<<locked>>
81%
51445
81%
**20
99%
IMR 4350
<<locked>>
81%
43918
69%
**02
97%
IMR 4451 Enduron
<<locked>>
81%
49879
78%
**04
99%
IMR 4831
<<locked>>
81%
39262
62%
**26
99%
[IMR 4955 Enduron]*
<<locked>>
81%
36056
57%
**18
91%
[IMR 7828 SSC]*
<<locked>>
81%
34592
54%
**71
90%
Lovex S065
<<locked>>
81%
47514
74%
**61
99%
Lovex S070
<<locked>>
81%
45992
72%
**51
98%
[Lovex S071]*
<<locked>>
81%
29356
46%
**67
93%
Norma 204
<<locked>>
81%
43961
69%
**44
96%
[Norma 217]*
<<locked>>
92%
29298
46%
**72
90%
Norma MRP
<<locked>>
81%
35462
56%
**30
95%
Norma URP
<<locked>>
81%
44875
70%
**71
100%
Ramshot Hunter
<<locked>>
81%
43787
69%
**61
98%
[Ramshot Magnum]*
<<locked>>
81%
31270
49%
**72
91%
ReloadSwiss RS 14
<<locked>>
81%
28732
45%
**75
100%
ReloadSwiss RS 60
<<locked>>
81%
48689
76%
**02
100%
ReloadSwiss RS 62
<<locked>>
81%
45759
72%
**97
100%
ReloadSwiss RS 70
<<locked>>
81%
43511
68%
**04
99%
[ReloadSwiss RS 76]*
<<locked>>
84%
29472
46%
**69
90%
[ReloadSwiss RS 80]*
<<locked>>
94%
37246
58%
**89
90%
Rottweil R 903
<<locked>>
81%
53069
83%
**59
100%
[Rottweil R 904]*
<<locked>>
81%
39465
62%
**17
93%
[Rottweil R 905]*
<<locked>>
81%
37304
58%
**10
94%
Rottweil R 907
<<locked>>
81%
48863
77%
**94
98%
SNPE Vectan Tubal 5000
<<locked>>
81%
53113
83%
**41
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
46630
73%
**99
98%
Shooters World Long Rifle
<<locked>>
81%
47514
74%
**61
99%
Somchem S355
<<locked>>
81%
52518
82%
**49
100%
[Somchem S361]*
<<locked>>
81%
40292
63%
**00
93%
Somchem S365
<<locked>>
81%
41539
65%
**18
100%
Somchem S385
<<locked>>
81%
37971
59%
**97
95%
Vihtavuori N135
<<locked>>
81%
50879
80%
**38
100%
Vihtavuori N150
<<locked>>
81%
45266
71%
**85
100%
Vihtavuori N160
<<locked>>
81%
48124
75%
**94
100%
[Vihtavuori N165]*
<<locked>>
81%
31995
50%
**36
92%
Vihtavuori N550
<<locked>>
81%
48762
76%
**40
100%
Vihtavuori N555
<<locked>>
81%
36361
57%
**03
98%
[Vihtavuori N560]*
<<locked>>
82%
35375
55%
**00
90%
[Vihtavuori N565]*
<<locked>>
86%
34577
54%
**74
90%
[Vihtavuori N568]*
<<locked>>
94%
38841
61%
**18
90%
Winchester 6.5 StaBALL
<<locked>>
81%
45455
71%
**18
100%
Winchester 760
<<locked>>
81%
51242
80%
**99
99%
Winchester StaBALL HD
<<locked>>
81%
27731
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.

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