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Load data for 7 mm Backcountry + .284 | 120gr | Sierra Pro-Hunter

Recommended Powder(s): ADI AR 2208, Alliant Reloder-17, Hodgdon H380, IMR 4166 Enduron, ReloadSwiss RS 50

7 mm Backcountry + .284 | 120gr | Sierra Pro-Hunter

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 120gr | Sierra Pro-Hunter
Manufacturer SKU:
1900
Bullet Weight:
120gr | 7.8g
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_B5835_C991
Last updated:
2026-07-13

Load data for 248 loads in caliber 7 mm Backcountry with .284 | 120gr | Sierra Pro-Hunter bullet and 124 powders such as ADI AR 2208, Alliant Reloder-17, Hodgdon H380, IMR 4166 Enduron, ReloadSwiss RS 50. 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>>
92%
71257
89%
**64
101%
ADI AR 2206H
<<locked>>
91%
71431
89%
**02
100%
ADI AR 2208 👍
<<locked>>
97%
71649
90%
**89
100%
ADI AR 2209
<<locked>>
97%
50285
63%
**30
95%
ADI Benchmark 8208
<<locked>>
90%
71141
89%
**50
100%
Accurate 2015
<<locked>>
89%
71011
89%
**58
100%
Accurate 2460
<<locked>>
85%
71025
89%
**04
100%
Accurate 2495
<<locked>>
93%
71446
89%
**84
100%
Accurate 2520
<<locked>>
88%
71924
90%
**53
100%
Accurate 2700
<<locked>>
94%
71910
90%
**50
99%
Accurate 3100
<<locked>>
97%
43236
54%
**56
96%
Accurate 4064
<<locked>>
95%
71852
90%
**46
100%
Accurate 4350
<<locked>>
97%
59654
75%
**87
100%
Alliant AR-Comp
<<locked>>
89%
71127
89%
**81
100%
Alliant Power Pro 1200-R
<<locked>>
84%
70953
89%
**55
100%
Alliant Power Pro 2000-MR
<<locked>>
92%
70808
89%
**20
100%
Alliant Reloder- TS 15.5
<<locked>>
96%
71736
90%
**02
100%
Alliant Reloder-10x
<<locked>>
86%
71910
90%
**84
100%
Alliant Reloder-15
<<locked>>
94%
71344
89%
**22
100%
Alliant Reloder-16
<<locked>>
97%
56449
71%
**81
100%
Alliant Reloder-17 👍
<<locked>>
97%
67414
84%
**55
100%
Alliant Reloder-19
<<locked>>
97%
49371
62%
**17
95%
[Alliant Reloder-22]*
<<locked>>
97%
43830
55%
**38
93%
Alliant Reloder-23
<<locked>>
97%
41394
52%
**95
99%
[Alliant Reloder-25]*
<<locked>>
97%
36071
45%
**54
93%
Alliant Reloder-26
<<locked>>
97%
46238
58%
**69
98%
Baschieri & Pellagri 106
<<locked>>
84%
71663
90%
**25
100%
Baschieri & Pellagri 107
<<locked>>
90%
70996
89%
**09
100%
Bofors RP3
<<locked>>
95%
71272
89%
**89
100%
[Bofors RP5]*
<<locked>>
97%
43830
55%
**38
93%
Bofors RP7
<<locked>>
97%
64411
81%
**91
99%
Hodgdon BL-C2
<<locked>>
89%
71054
89%
**76
100%
Hodgdon Benchmark
<<locked>>
89%
71678
90%
**17
100%
Hodgdon CFE223
<<locked>>
86%
71692
90%
**84
100%
Hodgdon H322
<<locked>>
85%
70967
89%
**27
100%
Hodgdon H335
<<locked>>
84%
71141
89%
**43
100%
Hodgdon H380 👍
<<locked>>
95%
71750
90%
**06
100%
Hodgdon H414
<<locked>>
97%
62439
78%
**43
99%
Hodgdon H4350
<<locked>>
97%
67124
84%
**69
98%
Hodgdon H4895
<<locked>>
91%
71025
89%
**99
100%
Hodgdon Hybrid 100V
<<locked>>
97%
53388
67%
**53
100%
Hodgdon LEVERevolution
<<locked>>
92%
71112
89%
**28
100%
Hodgdon Superformance
<<locked>>
97%
64092
80%
**89
99%
Hodgdon TrailBoss
<<locked>>
96%
34026
43%
**62
100%
Hodgdon VARGET
<<locked>>
92%
71446
89%
**89
100%
IMR 3031
<<locked>>
90%
71605
90%
**66
100%
IMR 4064
<<locked>>
95%
71460
89%
**73
100%
IMR 4166 Enduron 👍
<<locked>>
93%
71475
89%
**66
99%
IMR 4198
<<locked>>
86%
71460
89%
**41
100%
IMR 4350
<<locked>>
97%
57841
72%
**05
98%
IMR 4451 Enduron
<<locked>>
97%
66979
84%
**33
99%
IMR 4831
<<locked>>
97%
56521
71%
**19
100%
IMR 4895
<<locked>>
93%
71214
89%
**28
100%
[IMR 4955 Enduron]*
<<locked>>
97%
50212
63%
**61
93%
IMR 8208 XBR
<<locked>>
90%
71141
89%
**50
100%
Lovex D073.5
<<locked>>
85%
71054
89%
**27
100%
Lovex D073.6
<<locked>>
90%
71141
89%
**46
100%
Lovex S060
<<locked>>
92%
71562
90%
**33
100%
Lovex S062
<<locked>>
95%
71489
89%
**63
100%
Lovex S065
<<locked>>
97%
62772
79%
**68
100%
Lovex S070
<<locked>>
97%
59959
75%
**41
99%
[Lovex S071]*
<<locked>>
97%
35882
45%
**89
93%
Norma 201
<<locked>>
92%
70924
89%
**43
100%
Norma 202
<<locked>>
92%
71678
90%
**40
100%
Norma 203B
<<locked>>
94%
71663
90%
**15
100%
Norma 204
<<locked>>
97%
58813
74%
**58
97%
Norma MRP
<<locked>>
97%
46151
58%
**20
95%
Norma URP
<<locked>>
97%
58421
73%
**74
100%
Ramshot Big Game
<<locked>>
93%
71025
89%
**19
100%
Ramshot Hunter
<<locked>>
97%
57290
72%
**68
99%
Ramshot TAC
<<locked>>
89%
71040
89%
**83
100%
Ramshot Wild Boar
<<locked>>
89%
71054
89%
**92
100%
Ramshot X-Terminator
<<locked>>
87%
71257
89%
**43
100%
ReloadSwiss RS 14
<<locked>>
96%
34679
43%
**11
100%
ReloadSwiss RS 40
<<locked>>
86%
71141
89%
**43
100%
ReloadSwiss RS 50 👍
<<locked>>
95%
71678
90%
**92
100%
ReloadSwiss RS 52
<<locked>>
91%
71605
90%
**88
100%
ReloadSwiss RS 60
<<locked>>
97%
71634
90%
**07
100%
ReloadSwiss RS 62
<<locked>>
97%
60060
75%
**07
100%
ReloadSwiss RS 70
<<locked>>
97%
58421
73%
**40
100%
Rottweil R 901
<<locked>>
90%
71562
90%
**17
100%
Rottweil R 902
<<locked>>
94%
71011
89%
**37
100%
Rottweil R 903
<<locked>>
97%
69995
88%
**66
100%
[Rottweil R 904]*
<<locked>>
97%
52243
65%
**00
94%
Rottweil R 905
<<locked>>
97%
48225
60%
**94
95%
Rottweil R 907
<<locked>>
97%
64411
81%
**91
99%
SNPE Vectan BA6 1/2
<<locked>>
85%
71576
90%
**56
100%
SNPE Vectan SP 11
<<locked>>
96%
71257
89%
**32
100%
SNPE Vectan SP 3
<<locked>>
85%
71504
89%
**91
100%
SNPE Vectan SP 7
<<locked>>
90%
71286
89%
**76
100%
SNPE Vectan SP 9
<<locked>>
92%
71446
89%
**86
100%
SNPE Vectan Tubal 3000
<<locked>>
91%
71011
89%
**58
100%
SNPE Vectan Tubal 5000
<<locked>>
97%
70387
88%
**28
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
62888
79%
**09
99%
[SNPE Vectan Tubal 8000]*
<<locked>>
97%
47790
60%
**84
94%
Shooters World Long Rifle
<<locked>>
97%
62772
79%
**68
100%
Shooters World Match Rifle
<<locked>>
90%
71141
89%
**46
100%
Shooters World Precision
<<locked>>
95%
71489
89%
**63
100%
Shooters World SW4350
<<locked>>
97%
59959
75%
**41
99%
Shooters World Tactical Rifle
<<locked>>
84%
71054
89%
**17
100%
Somchem S321
<<locked>>
87%
71388
89%
**69
100%
Somchem S335
<<locked>>
92%
71417
89%
**58
100%
Somchem S341
<<locked>>
90%
71591
90%
**66
100%
Somchem S355
<<locked>>
97%
69560
87%
**60
100%
[Somchem S361]*
<<locked>>
97%
53577
67%
**84
93%
Somchem S365
<<locked>>
97%
53476
67%
**12
100%
Somchem S385
<<locked>>
97%
49588
62%
**84
96%
Vihtavuori N130
<<locked>>
88%
71098
89%
**15
100%
Vihtavuori N133
<<locked>>
91%
71112
89%
**22
100%
Vihtavuori N135
<<locked>>
95%
71301
89%
**94
100%
Vihtavuori N140
<<locked>>
93%
71112
89%
**91
100%
Vihtavuori N150
<<locked>>
97%
67341
84%
**74
100%
Vihtavuori N160
<<locked>>
97%
60785
76%
**68
100%
[Vihtavuori N165]*
<<locked>>
97%
42337
53%
**13
93%
Vihtavuori N530
<<locked>>
89%
71272
89%
**43
100%
Vihtavuori N540
<<locked>>
94%
71779
90%
**27
100%
Vihtavuori N550
<<locked>>
97%
60191
75%
**68
100%
Vihtavuori N555
<<locked>>
97%
45963
58%
**87
99%
Winchester 6.5 StaBALL
<<locked>>
97%
61685
77%
**35
100%
Winchester 748
<<locked>>
89%
71852
90%
**96
100%
Winchester 760
<<locked>>
97%
62888
79%
**46
99%
Winchester StaBALL HD
<<locked>>
97%
36811
46%
**86
99%
Winchester StaBALL Match
<<locked>>
91%
71475
89%
**96
100%
[Winchester Supreme 780]*
<<locked>>
97%
45759
57%
**89
93%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI APS 450
<<locked>>
81%
59161
74%
**87
100%
ADI AR 2206H
<<locked>>
81%
51866
65%
**10
100%
ADI AR 2208
<<locked>>
81%
44092
55%
**33
98%
[ADI AR 2209]*
<<locked>>
89%
38841
49%
**64
90%
ADI Benchmark 8208
<<locked>>
81%
53983
68%
**17
100%
Accurate 2015
<<locked>>
81%
56115
70%
**58
100%
Accurate 2460
<<locked>>
81%
62163
78%
**92
100%
Accurate 2495
<<locked>>
81%
48515
61%
**72
100%
Accurate 2520
<<locked>>
81%
56811
71%
**50
100%
Accurate 2700
<<locked>>
81%
47123
59%
**46
95%
[Accurate 3100]*
<<locked>>
87%
30313
38%
**31
90%
Accurate 4064
<<locked>>
81%
45934
57%
**69
100%
Accurate 4350
<<locked>>
81%
34505
43%
**72
95%
Alliant AR-Comp
<<locked>>
81%
55463
69%
**87
100%
Alliant Power Pro 1200-R
<<locked>>
81%
63773
80%
**60
100%
Alliant Power Pro 2000-MR
<<locked>>
81%
47993
60%
**56
99%
Alliant Reloder- TS 15.5
<<locked>>
81%
43888
55%
**59
99%
Alliant Reloder-10x
<<locked>>
81%
62250
78%
**56
100%
Alliant Reloder-15
<<locked>>
81%
47239
59%
**41
99%
Alliant Reloder-16
<<locked>>
81%
34185
43%
**92
95%
Alliant Reloder-17
<<locked>>
81%
38493
48%
**30
98%
[Alliant Reloder-19]*
<<locked>>
88%
37695
47%
**48
90%
[Alliant Reloder-22]*
<<locked>>
92%
37811
47%
**84
90%
[Alliant Reloder-23]*
<<locked>>
81%
24801
31%
**93
90%
[Alliant Reloder-25]*
<<locked>>
92%
31212
39%
**07
90%
[Alliant Reloder-26]*
<<locked>>
84%
29675
37%
**00
90%
Baschieri & Pellagri 106
<<locked>>
81%
64165
80%
**33
100%
Baschieri & Pellagri 107
<<locked>>
81%
51634
65%
**10
99%
Bofors RP3
<<locked>>
81%
44280
55%
**69
99%
[Bofors RP5]*
<<locked>>
92%
37811
47%
**84
90%
[Bofors RP7]*
<<locked>>
81%
39349
49%
**12
92%
Hodgdon BL-C2
<<locked>>
81%
53679
67%
**40
100%
Hodgdon Benchmark
<<locked>>
81%
55637
70%
**94
100%
Hodgdon CFE223
<<locked>>
81%
59944
75%
**17
100%
Hodgdon H322
<<locked>>
81%
62105
78%
**19
100%
Hodgdon H335
<<locked>>
81%
63367
79%
**41
100%
Hodgdon H380
<<locked>>
81%
45005
56%
**72
97%
[Hodgdon H414]*
<<locked>>
81%
36666
46%
**25
92%
[Hodgdon H4350]*
<<locked>>
81%
39885
50%
**64
92%
Hodgdon H4895
<<locked>>
81%
52388
66%
**23
100%
Hodgdon Hybrid 100V
<<locked>>
81%
31720
40%
**87
96%
Hodgdon LEVERevolution
<<locked>>
81%
49008
61%
**91
100%
[Hodgdon Superformance]*
<<locked>>
81%
35868
45%
**22
91%
Hodgdon TrailBoss
<<locked>>
81%
27166
34%
**01
100%
Hodgdon VARGET
<<locked>>
81%
50169
63%
**64
100%
IMR 3031
<<locked>>
81%
52460
66%
**04
100%
IMR 4064
<<locked>>
81%
46398
58%
**76
99%
IMR 4166 Enduron
<<locked>>
81%
48950
61%
**05
96%
IMR 4198
<<locked>>
81%
61656
77%
**17
100%
[IMR 4350]*
<<locked>>
81%
34795
44%
**23
90%
[IMR 4451 Enduron]*
<<locked>>
81%
40828
51%
**58
94%
[IMR 4831]*
<<locked>>
81%
33417
42%
**30
94%
IMR 4895
<<locked>>
81%
48370
61%
**68
99%
[IMR 4955 Enduron]*
<<locked>>
92%
43265
54%
**10
90%
IMR 8208 XBR
<<locked>>
81%
53983
68%
**17
100%
Lovex D073.5
<<locked>>
81%
62221
78%
**12
100%
Lovex D073.6
<<locked>>
81%
51938
65%
**81
100%
Lovex S060
<<locked>>
81%
51285
64%
**35
100%
Lovex S062
<<locked>>
81%
46528
58%
**82
100%
Lovex S065
<<locked>>
81%
37956
47%
**92
95%
[Lovex S070]*
<<locked>>
81%
36332
45%
**56
92%
[Lovex S071]*
<<locked>>
91%
30095
38%
**25
90%
Norma 201
<<locked>>
81%
50488
63%
**51
100%
Norma 202
<<locked>>
81%
51169
64%
**54
100%
Norma 203B
<<locked>>
81%
46601
58%
**28
99%
[Norma 204]*
<<locked>>
84%
38305
48%
**38
90%
[Norma MRP]*
<<locked>>
88%
34432
43%
**22
90%
Norma URP
<<locked>>
81%
34476
43%
**79
95%
Ramshot Big Game
<<locked>>
81%
46746
58%
**38
99%
[Ramshot Hunter]*
<<locked>>
81%
33736
42%
**49
92%
Ramshot TAC
<<locked>>
81%
54317
68%
**23
99%
Ramshot Wild Boar
<<locked>>
81%
54041
68%
**46
100%
Ramshot X-Terminator
<<locked>>
81%
58334
73%
**73
100%
ReloadSwiss RS 14
<<locked>>
81%
27833
35%
**50
100%
ReloadSwiss RS 40
<<locked>>
81%
60568
76%
**05
100%
ReloadSwiss RS 50
<<locked>>
81%
45034
56%
**46
96%
ReloadSwiss RS 52
<<locked>>
81%
50923
64%
**59
99%
ReloadSwiss RS 60
<<locked>>
81%
41060
51%
**05
100%
[ReloadSwiss RS 62]*
<<locked>>
81%
34171
43%
**89
94%
[ReloadSwiss RS 70]*
<<locked>>
81%
33895
42%
**85
93%
Rottweil R 901
<<locked>>
81%
55027
69%
**94
100%
Rottweil R 902
<<locked>>
81%
48486
61%
**02
100%
Rottweil R 903
<<locked>>
81%
41553
52%
**00
99%
[Rottweil R 904]*
<<locked>>
90%
41684
52%
**84
90%
[Rottweil R 905]*
<<locked>>
89%
36985
46%
**35
90%
[Rottweil R 907]*
<<locked>>
81%
39349
49%
**12
92%
SNPE Vectan BA6 1/2
<<locked>>
81%
64832
81%
**81
100%
SNPE Vectan SP 11
<<locked>>
81%
42801
54%
**69
99%
SNPE Vectan SP 3
<<locked>>
81%
63425
79%
**96
100%
SNPE Vectan SP 7
<<locked>>
81%
52982
66%
**00
99%
SNPE Vectan SP 9
<<locked>>
81%
50502
63%
**77
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
51837
65%
**89
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
43395
54%
**35
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
37405
47%
**36
93%
[SNPE Vectan Tubal 8000]*
<<locked>>
89%
37188
47%
**44
90%
Shooters World Long Rifle
<<locked>>
81%
37956
47%
**92
95%
Shooters World Match Rifle
<<locked>>
81%
51938
65%
**81
100%
Shooters World Precision
<<locked>>
81%
46528
58%
**82
100%
[Shooters World SW4350]*
<<locked>>
81%
36332
45%
**56
92%
Shooters World Tactical Rifle
<<locked>>
81%
64194
80%
**25
100%
Somchem S321
<<locked>>
81%
59292
74%
**09
100%
Somchem S335
<<locked>>
81%
51111
64%
**82
100%
Somchem S341
<<locked>>
81%
52649
66%
**97
100%
Somchem S355
<<locked>>
81%
41872
52%
**10
99%
[Somchem S361]*
<<locked>>
91%
44251
55%
**07
90%
Somchem S365
<<locked>>
81%
30966
39%
**23
97%
[Somchem S385]*
<<locked>>
86%
34330
43%
**36
90%
Vihtavuori N130
<<locked>>
81%
58059
73%
**48
100%
Vihtavuori N133
<<locked>>
81%
52156
65%
**76
100%
Vihtavuori N135
<<locked>>
81%
45788
57%
**33
100%
Vihtavuori N140
<<locked>>
81%
48617
61%
**86
100%
Vihtavuori N150
<<locked>>
81%
40118
50%
**38
99%
Vihtavuori N160
<<locked>>
81%
36085
45%
**85
95%
[Vihtavuori N165]*
<<locked>>
92%
35636
45%
**59
90%
Vihtavuori N530
<<locked>>
81%
54592
68%
**14
100%
Vihtavuori N540
<<locked>>
81%
47021
59%
**69
100%
Vihtavuori N550
<<locked>>
81%
35723
45%
**79
95%
[Vihtavuori N555]*
<<locked>>
81%
26745
33%
**75
91%
Winchester 6.5 StaBALL
<<locked>>
81%
35665
45%
**56
98%
Winchester 748
<<locked>>
81%
55042
69%
**66
100%
[Winchester 760]*
<<locked>>
81%
36999
46%
**31
92%
[Winchester StaBALL HD]*
<<locked>>
86%
25889
32%
**79
90%
Winchester StaBALL Match
<<locked>>
81%
50227
63%
**81
100%
[Winchester Supreme 780]*
<<locked>>
91%
37913
47%
**15
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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