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Load data for 7 mm Backcountry + .284 | 140gr | Frontier BTSP

Recommended Powder(s): Accurate 2700, Hodgdon H380, IMR 4166 Enduron, ReloadSwiss RS 50, ReloadSwiss RS 70

7 mm Backcountry + .284 | 140gr | Frontier BTSP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 140gr | Frontier BTSP
Bullet Weight:
140gr | 9.1g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
<<locked>>
Caliber:
7 mm Backcountry load data
Case Length (l3):
2.417" | 61.4mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
73.0 Grains of Water | 4.74 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
79916 psi | 5510 bar
LID:
LID_B10465_C991
Last updated:
2026-07-13
Recommended Twist Rate:
1:9 - 1:7

Load data for 262 loads in caliber 7 mm Backcountry with .284 | 140gr | Frontier BTSP bullet and 131 powders such as Accurate 2700, Hodgdon H380, IMR 4166 Enduron, ReloadSwiss RS 50, ReloadSwiss RS 70. 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

  • 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 APS 450
<<locked>>
93%
71649
90%
**25
101%
ADI AR 2206H
<<locked>>
91%
70663
88%
**36
100%
ADI AR 2208
<<locked>>
96%
71025
89%
**30
100%
ADI AR 2209
<<locked>>
97%
50662
63%
**20
96%
[ADI AR 2213]*
<<locked>>
97%
45281
57%
**31
92%
ADI Benchmark 8208
<<locked>>
90%
71272
89%
**04
100%
Accurate 2015
<<locked>>
89%
71895
90%
**09
100%
Accurate 2460
<<locked>>
85%
71011
89%
**54
100%
Accurate 2495
<<locked>>
92%
71156
89%
**28
100%
Accurate 2520
<<locked>>
88%
71881
90%
**91
100%
Accurate 2700 👍
<<locked>>
93%
71214
89%
**94
99%
Accurate 3100
<<locked>>
97%
43613
55%
**59
97%
Accurate 4064
<<locked>>
95%
71170
89%
**91
100%
Accurate 4350
<<locked>>
97%
60307
75%
**54
100%
Alliant AR-Comp
<<locked>>
88%
71170
89%
**25
100%
Alliant Power Pro 1200-R
<<locked>>
84%
71069
89%
**82
100%
Alliant Power Pro 2000-MR
<<locked>>
92%
71910
90%
**78
100%
Alliant Reloder- TS 15.5
<<locked>>
96%
71344
89%
**36
100%
Alliant Reloder-10x
<<locked>>
85%
71243
89%
**15
100%
Alliant Reloder-15
<<locked>>
94%
71301
89%
**63
100%
Alliant Reloder-16
<<locked>>
97%
57000
71%
**58
100%
Alliant Reloder-17
<<locked>>
97%
67486
84%
**96
100%
Alliant Reloder-19
<<locked>>
97%
49864
62%
**00
96%
[Alliant Reloder-22]*
<<locked>>
97%
43642
55%
**28
94%
Alliant Reloder-23
<<locked>>
97%
41162
52%
**89
99%
Alliant Reloder-25
<<locked>>
97%
36492
46%
**87
95%
Alliant Reloder-26
<<locked>>
97%
46325
58%
**59
99%
Baschieri & Pellagri 106
<<locked>>
84%
71257
89%
**63
100%
Baschieri & Pellagri 107
<<locked>>
91%
71243
89%
**63
100%
[Bofors RP15]*
<<locked>>
97%
39972
50%
**43
93%
Bofors RP3
<<locked>>
95%
71562
90%
**46
100%
[Bofors RP5]*
<<locked>>
97%
43642
55%
**28
94%
Bofors RP7
<<locked>>
97%
64614
81%
**54
99%
Hodgdon BL-C2
<<locked>>
89%
71330
89%
**30
100%
Hodgdon Benchmark
<<locked>>
89%
71504
89%
**61
100%
Hodgdon CFE223
<<locked>>
86%
71257
89%
**12
100%
Hodgdon H322
<<locked>>
85%
71330
89%
**68
100%
Hodgdon H335
<<locked>>
84%
71402
89%
**87
100%
Hodgdon H380 👍
<<locked>>
95%
70503
88%
**50
100%
Hodgdon H414
<<locked>>
97%
63063
79%
**14
99%
Hodgdon H4350
<<locked>>
97%
66921
84%
**20
99%
[Hodgdon H4831]*
<<locked>>
97%
48196
60%
**41
93%
[Hodgdon H4831 SC]*
<<locked>>
97%
47471
59%
**31
93%
Hodgdon H4895
<<locked>>
91%
71460
89%
**46
100%
Hodgdon Hybrid 100V
<<locked>>
97%
53969
68%
**33
100%
Hodgdon LEVERevolution
<<locked>>
92%
71576
90%
**73
100%
Hodgdon Superformance
<<locked>>
97%
63744
80%
**59
99%
Hodgdon TrailBoss
<<locked>>
96%
34229
43%
**85
100%
Hodgdon VARGET
<<locked>>
92%
70924
89%
**17
100%
IMR 3031
<<locked>>
90%
71170
89%
**00
100%
IMR 4064
<<locked>>
95%
71576
90%
**17
100%
IMR 4166 Enduron 👍
<<locked>>
93%
70851
89%
**10
100%
IMR 4198
<<locked>>
86%
70837
89%
**66
100%
IMR 4350
<<locked>>
97%
58247
73%
**86
98%
IMR 4451 Enduron
<<locked>>
97%
66224
83%
**81
100%
IMR 4831
<<locked>>
96%
56101
70%
**79
100%
IMR 4895
<<locked>>
93%
70822
89%
**63
100%
[IMR 4955 Enduron]*
<<locked>>
97%
50575
63%
**51
94%
[IMR 7828 SSC]*
<<locked>>
97%
43134
54%
**02
92%
IMR 8208 XBR
<<locked>>
90%
71272
89%
**04
100%
Lovex D073.5
<<locked>>
85%
70822
89%
**64
100%
Lovex D073.6
<<locked>>
91%
71663
90%
**00
100%
Lovex S060
<<locked>>
92%
70909
89%
**71
100%
Lovex S062
<<locked>>
95%
71663
90%
**07
100%
Lovex S065
<<locked>>
97%
62265
78%
**22
100%
Lovex S070
<<locked>>
97%
59915
75%
**12
99%
Lovex S071
<<locked>>
97%
36390
46%
**05
95%
Norma 201
<<locked>>
92%
71620
90%
**00
100%
Norma 202
<<locked>>
91%
71330
89%
**84
100%
Norma 203B
<<locked>>
94%
71736
90%
**59
100%
Norma 204
<<locked>>
97%
59088
74%
**35
98%
Norma MRP
<<locked>>
97%
46079
58%
**17
97%
Norma URP
<<locked>>
97%
58392
73%
**31
100%
Ramshot Big Game
<<locked>>
93%
71127
89%
**69
100%
Ramshot Hunter
<<locked>>
97%
57580
72%
**41
99%
[Ramshot Magnum]*
<<locked>>
97%
37623
47%
**61
92%
Ramshot TAC
<<locked>>
89%
71127
89%
**30
100%
Ramshot Wild Boar
<<locked>>
89%
71431
89%
**46
100%
Ramshot X-Terminator
<<locked>>
87%
71446
89%
**94
100%
ReloadSwiss RS 14
<<locked>>
96%
34635
43%
**21
100%
ReloadSwiss RS 40
<<locked>>
86%
71359
89%
**84
100%
ReloadSwiss RS 50 👍
<<locked>>
95%
71330
89%
**46
100%
ReloadSwiss RS 52
<<locked>>
91%
71547
90%
**25
100%
ReloadSwiss RS 60
<<locked>>
97%
71692
90%
**41
100%
ReloadSwiss RS 62
<<locked>>
97%
59567
75%
**68
100%
ReloadSwiss RS 70 👍
<<locked>>
97%
59408
74%
**10
100%
Rottweil R 901
<<locked>>
90%
71185
89%
**64
100%
Rottweil R 902
<<locked>>
94%
71924
90%
**97
100%
Rottweil R 903
<<locked>>
97%
69705
87%
**20
100%
Rottweil R 904
<<locked>>
97%
52170
65%
**84
95%
Rottweil R 905
<<locked>>
97%
48269
60%
**81
96%
Rottweil R 907
<<locked>>
97%
64614
81%
**54
99%
SNPE Vectan BA6 1/2
<<locked>>
85%
71924
90%
**07
100%
SNPE Vectan SP 11
<<locked>>
96%
71431
89%
**73
100%
SNPE Vectan SP 3
<<locked>>
85%
71721
90%
**31
100%
SNPE Vectan SP 7
<<locked>>
90%
71388
89%
**27
100%
SNPE Vectan SP 9
<<locked>>
92%
71475
89%
**33
100%
SNPE Vectan Tubal 3000
<<locked>>
91%
71402
89%
**05
100%
SNPE Vectan Tubal 5000
<<locked>>
97%
71112
89%
**86
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
63295
79%
**86
99%
SNPE Vectan Tubal 8000
<<locked>>
97%
47805
60%
**74
96%
Shooters World Long Rifle
<<locked>>
97%
62265
78%
**22
100%
Shooters World Match Rifle
<<locked>>
91%
71663
90%
**00
100%
Shooters World Precision
<<locked>>
95%
71663
90%
**07
100%
Shooters World SW4350
<<locked>>
97%
59915
75%
**12
99%
Shooters World Tactical Rifle
<<locked>>
84%
71127
89%
**68
100%
Somchem S321
<<locked>>
87%
71823
90%
**20
100%
Somchem S335
<<locked>>
92%
71881
90%
**12
100%
Somchem S341
<<locked>>
90%
71721
90%
**14
100%
Somchem S355
<<locked>>
97%
69183
87%
**07
100%
Somchem S361
<<locked>>
97%
54288
68%
**90
95%
Somchem S365
<<locked>>
97%
53751
67%
**89
100%
Somchem S385
<<locked>>
97%
49559
62%
**71
97%
Vihtavuori N130
<<locked>>
88%
70967
89%
**63
100%
Vihtavuori N133
<<locked>>
91%
71634
90%
**82
100%
Vihtavuori N135
<<locked>>
95%
71518
90%
**38
100%
Vihtavuori N140
<<locked>>
93%
71214
89%
**48
100%
Vihtavuori N150
<<locked>>
97%
67051
84%
**31
100%
Vihtavuori N160
<<locked>>
97%
61409
77%
**31
100%
Vihtavuori N165
<<locked>>
97%
42656
53%
**26
95%
Vihtavuori N530
<<locked>>
89%
71547
90%
**91
100%
Vihtavuori N540
<<locked>>
94%
71605
90%
**71
100%
Vihtavuori N550
<<locked>>
97%
59683
75%
**28
100%
Vihtavuori N555
<<locked>>
97%
45759
57%
**67
99%
[Vihtavuori N560]*
<<locked>>
97%
46702
58%
**00
93%
Winchester 6.5 StaBALL
<<locked>>
97%
61293
77%
**99
100%
Winchester 748
<<locked>>
89%
71794
90%
**33
100%
Winchester 760
<<locked>>
97%
62540
78%
**07
99%
Winchester StaBALL HD
<<locked>>
97%
33736
42%
**05
100%
Winchester StaBALL Match
<<locked>>
91%
70895
89%
**27
100%
Winchester Supreme 780
<<locked>>
97%
46398
58%
**99
95%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI APS 450
<<locked>>
81%
59088
74%
**57
100%
ADI AR 2206H
<<locked>>
81%
52170
65%
**81
100%
ADI AR 2208
<<locked>>
81%
44367
56%
**26
99%
[ADI AR 2209]*
<<locked>>
86%
35636
45%
**85
90%
[ADI AR 2213]*
<<locked>>
93%
40234
50%
**20
90%
ADI Benchmark 8208
<<locked>>
81%
54288
68%
**74
100%
Accurate 2015
<<locked>>
81%
56115
70%
**18
100%
Accurate 2460
<<locked>>
81%
62323
78%
**49
100%
Accurate 2495
<<locked>>
81%
48994
61%
**53
100%
Accurate 2520
<<locked>>
81%
57058
71%
**17
100%
Accurate 2700
<<locked>>
81%
47384
59%
**40
96%
[Accurate 3100]*
<<locked>>
84%
27586
35%
**79
90%
Accurate 4064
<<locked>>
81%
46253
58%
**59
100%
Accurate 4350
<<locked>>
81%
34795
44%
**89
96%
Alliant AR-Comp
<<locked>>
81%
55941
70%
**48
100%
Alliant Power Pro 1200-R
<<locked>>
81%
64194
80%
**00
100%
Alliant Power Pro 2000-MR
<<locked>>
81%
48457
61%
**36
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
44382
56%
**49
100%
Alliant Reloder-10x
<<locked>>
81%
62598
78%
**10
100%
Alliant Reloder-15
<<locked>>
81%
47543
59%
**22
100%
Alliant Reloder-16
<<locked>>
81%
34490
43%
**98
96%
Alliant Reloder-17
<<locked>>
81%
38972
49%
**43
99%
[Alliant Reloder-19]*
<<locked>>
86%
34838
44%
**79
90%
[Alliant Reloder-22]*
<<locked>>
90%
34679
43%
**12
90%
[Alliant Reloder-23]*
<<locked>>
81%
25063
31%
**36
93%
[Alliant Reloder-25]*
<<locked>>
89%
28529
36%
**41
90%
[Alliant Reloder-26]*
<<locked>>
82%
26992
34%
**41
90%
Baschieri & Pellagri 106
<<locked>>
81%
64063
80%
**90
100%
Baschieri & Pellagri 107
<<locked>>
81%
51750
65%
**87
100%
[Bofors RP15]*
<<locked>>
93%
35114
44%
**25
90%
Bofors RP3
<<locked>>
81%
44686
56%
**62
100%
[Bofors RP5]*
<<locked>>
90%
34679
43%
**12
90%
[Bofors RP7]*
<<locked>>
81%
39537
49%
**21
94%
Hodgdon BL-C2
<<locked>>
81%
54143
68%
**07
100%
Hodgdon Benchmark
<<locked>>
81%
55622
70%
**61
100%
Hodgdon CFE223
<<locked>>
81%
60423
76%
**77
100%
Hodgdon H322
<<locked>>
81%
62468
78%
**66
100%
Hodgdon H335
<<locked>>
81%
63933
80%
**95
100%
Hodgdon H380
<<locked>>
81%
45165
57%
**66
98%
[Hodgdon H414]*
<<locked>>
81%
36898
46%
**38
94%
[Hodgdon H4350]*
<<locked>>
81%
40364
51%
**71
93%
[Hodgdon H4831]*
<<locked>>
92%
40770
51%
**90
90%
[Hodgdon H4831 SC]*
<<locked>>
92%
40770
51%
**90
90%
Hodgdon H4895
<<locked>>
81%
52707
66%
**84
100%
Hodgdon Hybrid 100V
<<locked>>
81%
31937
40%
**03
97%
Hodgdon LEVERevolution
<<locked>>
81%
49066
61%
**64
100%
[Hodgdon Superformance]*
<<locked>>
81%
35955
45%
**31
92%
Hodgdon TrailBoss
<<locked>>
81%
27311
34%
**34
100%
Hodgdon VARGET
<<locked>>
81%
50401
63%
**38
100%
IMR 3031
<<locked>>
81%
53214
67%
**77
100%
IMR 4064
<<locked>>
81%
46688
58%
**66
100%
IMR 4166 Enduron
<<locked>>
81%
49008
61%
**89
97%
IMR 4198
<<locked>>
81%
62308
78%
**71
100%
[IMR 4350]*
<<locked>>
81%
35172
44%
**39
92%
IMR 4451 Enduron
<<locked>>
81%
40886
51%
**51
95%
IMR 4831
<<locked>>
81%
33591
42%
**43
96%
IMR 4895
<<locked>>
81%
48675
61%
**48
100%
[IMR 4955 Enduron]*
<<locked>>
89%
39639
50%
**31
90%
[IMR 7828 SSC]*
<<locked>>
94%
39740
50%
**17
90%
IMR 8208 XBR
<<locked>>
81%
54288
68%
**74
100%
Lovex D073.5
<<locked>>
81%
62207
78%
**69
100%
Lovex D073.6
<<locked>>
81%
52315
65%
**54
100%
Lovex S060
<<locked>>
81%
51619
65%
**08
100%
Lovex S062
<<locked>>
81%
46891
59%
**62
100%
Lovex S065
<<locked>>
81%
38305
48%
**95
96%
[Lovex S070]*
<<locked>>
81%
36637
46%
**75
94%
[Lovex S071]*
<<locked>>
88%
27325
34%
**69
90%
Norma 201
<<locked>>
81%
50923
64%
**28
100%
Norma 202
<<locked>>
81%
51590
65%
**28
100%
Norma 203B
<<locked>>
81%
46905
59%
**08
100%
[Norma 204]*
<<locked>>
81%
34911
44%
**59
90%
[Norma MRP]*
<<locked>>
86%
31807
40%
**62
90%
Norma URP
<<locked>>
81%
34940
44%
**92
96%
Ramshot Big Game
<<locked>>
81%
47065
59%
**28
100%
[Ramshot Hunter]*
<<locked>>
81%
33823
42%
**69
94%
[Ramshot Magnum]*
<<locked>>
94%
34461
43%
**79
90%
Ramshot TAC
<<locked>>
81%
54447
68%
**97
99%
Ramshot Wild Boar
<<locked>>
81%
54404
68%
**17
100%
Ramshot X-Terminator
<<locked>>
81%
58508
73%
**33
100%
ReloadSwiss RS 14
<<locked>>
81%
27775
35%
**73
100%
ReloadSwiss RS 40
<<locked>>
81%
60698
76%
**59
100%
ReloadSwiss RS 50
<<locked>>
81%
45382
57%
**43
97%
ReloadSwiss RS 52
<<locked>>
81%
50952
64%
**36
100%
ReloadSwiss RS 60
<<locked>>
81%
41437
52%
**05
100%
ReloadSwiss RS 62
<<locked>>
81%
34534
43%
**08
96%
ReloadSwiss RS 70
<<locked>>
81%
34113
43%
**02
95%
Rottweil R 901
<<locked>>
81%
55158
69%
**58
100%
Rottweil R 902
<<locked>>
81%
48660
61%
**72
100%
Rottweil R 903
<<locked>>
81%
41930
52%
**00
99%
[Rottweil R 904]*
<<locked>>
87%
37855
47%
**02
90%
[Rottweil R 905]*
<<locked>>
86%
33533
42%
**56
90%
[Rottweil R 907]*
<<locked>>
81%
39537
49%
**21
94%
SNPE Vectan BA6 1/2
<<locked>>
81%
65427
82%
**38
100%
SNPE Vectan SP 11
<<locked>>
81%
42917
54%
**46
99%
SNPE Vectan SP 3
<<locked>>
81%
63904
80%
**40
100%
SNPE Vectan SP 7
<<locked>>
81%
53142
67%
**74
99%
SNPE Vectan SP 9
<<locked>>
81%
50459
63%
**44
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
52199
65%
**66
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
43729
55%
**25
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
37739
47%
**39
94%
[SNPE Vectan Tubal 8000]*
<<locked>>
86%
33837
42%
**62
90%
Shooters World Long Rifle
<<locked>>
81%
38305
48%
**95
96%
Shooters World Match Rifle
<<locked>>
81%
52315
65%
**54
100%
Shooters World Precision
<<locked>>
81%
46891
59%
**62
100%
[Shooters World SW4350]*
<<locked>>
81%
36637
46%
**75
94%
Shooters World Tactical Rifle
<<locked>>
81%
64701
81%
**89
100%
Somchem S321
<<locked>>
81%
59350
74%
**59
100%
Somchem S335
<<locked>>
81%
51532
64%
**56
100%
Somchem S341
<<locked>>
81%
52750
66%
**71
100%
Somchem S355
<<locked>>
81%
42279
53%
**00
99%
[Somchem S361]*
<<locked>>
88%
40640
51%
**31
90%
Somchem S365
<<locked>>
81%
31125
39%
**39
98%
[Somchem S385]*
<<locked>>
83%
31401
39%
**70
90%
Vihtavuori N130
<<locked>>
81%
58450
73%
**18
100%
Vihtavuori N133
<<locked>>
81%
52533
66%
**53
100%
Vihtavuori N135
<<locked>>
81%
46195
58%
**07
100%
Vihtavuori N140
<<locked>>
81%
48979
61%
**56
100%
Vihtavuori N150
<<locked>>
81%
40596
51%
**38
100%
Vihtavuori N160
<<locked>>
81%
36361
46%
**95
97%
[Vihtavuori N165]*
<<locked>>
89%
32605
41%
**90
90%
Vihtavuori N530
<<locked>>
81%
54839
69%
**84
100%
Vihtavuori N540
<<locked>>
81%
47152
59%
**43
100%
Vihtavuori N550
<<locked>>
81%
35882
45%
**89
96%
[Vihtavuori N555]*
<<locked>>
81%
27137
34%
**18
93%
[Vihtavuori N560]*
<<locked>>
92%
40176
50%
**56
90%
Winchester 6.5 StaBALL
<<locked>>
81%
35708
45%
**66
99%
Winchester 748
<<locked>>
81%
55172
69%
**30
100%
[Winchester 760]*
<<locked>>
81%
37275
47%
**44
94%
[Winchester StaBALL HD]*
<<locked>>
83%
23482
29%
**23
90%
Winchester StaBALL Match
<<locked>>
81%
50444
63%
**58
100%
[Winchester Supreme 780]*
<<locked>>
88%
34534
43%
**39
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.

<<locked>>... you need to buy an access license to unlock the data

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