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Load data for 7 mm Backcountry + .284 | 160gr | Prvi Partizan PSP BT

Recommended Powder(s): Hodgdon H414, Hodgdon H4350, Hodgdon Superformance, ReloadSwiss RS 70, Winchester 760

7 mm Backcountry + .284 | 160gr | Prvi Partizan PSP BT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 160gr | Prvi Partizan PSP BT
Manufacturer SKU:
B-403
Bullet Weight:
160gr | 10.4g
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_B9124_C991
Last updated:
2026-07-16

Load data for 256 loads in caliber 7 mm Backcountry with .284 | 160gr | Prvi Partizan PSP BT bullet and 128 powders such as Hodgdon H414, Hodgdon H4350, Hodgdon Superformance, ReloadSwiss RS 70, Winchester 760. 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%
71112
89%
**90
101%
ADI AR 2206H
<<locked>>
87%
71228
89%
**63
100%
ADI AR 2208
<<locked>>
93%
71344
89%
**49
100%
ADI AR 2209
<<locked>>
97%
57667
72%
**77
99%
ADI AR 2213
<<locked>>
97%
51982
65%
**18
97%
[ADI AR 2217]*
<<locked>>
97%
37840
47%
**16
92%
[ADI AR 2225]*
<<locked>>
97%
33518
42%
**70
94%
ADI Benchmark 8208
<<locked>>
86%
71620
90%
**20
100%
Accurate 2015
<<locked>>
85%
71069
89%
**15
100%
Accurate 2495
<<locked>>
89%
70938
89%
**44
100%
Accurate 2520
<<locked>>
84%
70953
89%
**97
100%
Accurate 2700
<<locked>>
90%
71489
89%
**36
100%
Accurate 3100
<<locked>>
97%
51445
64%
**36
100%
Accurate 4064
<<locked>>
91%
71257
89%
**00
100%
Accurate 4350
<<locked>>
97%
70111
88%
**99
100%
Accurate MAGPRO
<<locked>>
97%
52663
66%
**61
96%
Alliant AR-Comp
<<locked>>
85%
70866
89%
**31
100%
Alliant Power Pro 2000-MR
<<locked>>
88%
71199
89%
**74
100%
Alliant Reloder- TS 15.5
<<locked>>
92%
71257
89%
**46
100%
Alliant Reloder-15
<<locked>>
90%
71083
89%
**76
100%
Alliant Reloder-16
<<locked>>
97%
65862
82%
**86
100%
Alliant Reloder-17
<<locked>>
94%
71750
90%
**61
100%
Alliant Reloder-19
<<locked>>
97%
57406
72%
**71
99%
Alliant Reloder-22
<<locked>>
97%
50995
64%
**12
98%
Alliant Reloder-23
<<locked>>
97%
48283
60%
**53
100%
Alliant Reloder-25
<<locked>>
97%
41858
52%
**77
99%
Alliant Reloder-26
<<locked>>
97%
55680
70%
**40
100%
Baschieri & Pellagri 107
<<locked>>
87%
71591
90%
**86
100%
[Baschieri & Pellagri 109]*
<<locked>>
97%
51271
64%
**23
93%
Bofors RP15
<<locked>>
97%
46731
58%
**33
97%
Bofors RP3
<<locked>>
91%
71634
90%
**56
100%
[Bofors RP30]*
<<locked>>
97%
38247
48%
**95
93%
Bofors RP5
<<locked>>
97%
50995
64%
**12
98%
Bofors RP7
<<locked>>
96%
71402
89%
**69
100%
Hodgdon BL-C2
<<locked>>
86%
71098
89%
**43
100%
Hodgdon Benchmark
<<locked>>
86%
71533
90%
**77
100%
Hodgdon H1000
<<locked>>
97%
41713
52%
**18
95%
Hodgdon H380
<<locked>>
91%
71547
90%
**79
100%
Hodgdon H414 👍
<<locked>>
97%
71533
90%
**48
100%
Hodgdon H4350 👍
<<locked>>
95%
71098
89%
**12
100%
Hodgdon H4831
<<locked>>
97%
55376
69%
**12
97%
Hodgdon H4831 SC
<<locked>>
97%
54563
68%
**05
97%
Hodgdon H4895
<<locked>>
87%
71127
89%
**56
100%
Hodgdon Hybrid 100V
<<locked>>
97%
61380
77%
**48
100%
Hodgdon LEVERevolution
<<locked>>
88%
71127
89%
**82
100%
Hodgdon Retumbo
<<locked>>
97%
41176
52%
**03
96%
Hodgdon Superformance 👍
<<locked>>
96%
71243
89%
**68
100%
Hodgdon TrailBoss
<<locked>>
96%
34708
43%
**86
100%
Hodgdon VARGET
<<locked>>
88%
71185
89%
**43
100%
IMR 3031
<<locked>>
87%
71605
90%
**13
100%
IMR 4064
<<locked>>
91%
71895
90%
**46
100%
IMR 4166 Enduron
<<locked>>
90%
71344
89%
**49
100%
IMR 4350
<<locked>>
97%
65514
82%
**13
100%
IMR 4451 Enduron
<<locked>>
95%
70721
89%
**66
100%
IMR 4831
<<locked>>
97%
64542
81%
**17
100%
IMR 4895
<<locked>>
89%
71852
90%
**89
100%
IMR 4955 Enduron
<<locked>>
97%
56942
71%
**02
97%
IMR 7828 SSC
<<locked>>
97%
48907
61%
**76
96%
IMR 8208 XBR
<<locked>>
86%
71620
90%
**20
100%
Lovex D073.6
<<locked>>
87%
71417
89%
**10
100%
Lovex S060
<<locked>>
88%
70924
89%
**97
100%
Lovex S062
<<locked>>
91%
70938
89%
**20
100%
Lovex S065
<<locked>>
97%
70329
88%
**49
100%
Lovex S070
<<locked>>
97%
67878
85%
**49
100%
Lovex S071
<<locked>>
97%
43062
54%
**98
98%
Norma 201
<<locked>>
89%
71895
90%
**17
100%
Norma 202
<<locked>>
88%
70880
89%
**87
100%
Norma 203B
<<locked>>
90%
71359
89%
**69
100%
Norma 204
<<locked>>
97%
66964
84%
**72
100%
Norma MRP
<<locked>>
97%
53998
68%
**94
99%
Norma URP
<<locked>>
97%
66993
84%
**66
100%
Ramshot Big Game
<<locked>>
89%
70982
89%
**76
100%
Ramshot Grand
<<locked>>
97%
49081
61%
**92
97%
Ramshot Hunter
<<locked>>
97%
65572
82%
**69
100%
Ramshot Magnum
<<locked>>
97%
43787
55%
**67
97%
Ramshot TAC
<<locked>>
86%
70822
89%
**53
100%
Ramshot Wild Boar
<<locked>>
86%
71069
89%
**53
100%
Ramshot X-Terminator
<<locked>>
84%
71069
89%
**10
100%
ReloadSwiss RS 14
<<locked>>
97%
35926
45%
**36
100%
ReloadSwiss RS 50
<<locked>>
92%
71620
90%
**69
100%
ReloadSwiss RS 52
<<locked>>
87%
71330
89%
**25
100%
ReloadSwiss RS 60
<<locked>>
92%
71446
89%
**45
100%
ReloadSwiss RS 62
<<locked>>
97%
69807
87%
**12
100%
ReloadSwiss RS 70 👍
<<locked>>
97%
68487
86%
**51
100%
ReloadSwiss RS 76
<<locked>>
97%
40669
51%
**90
97%
Rottweil R 901
<<locked>>
86%
71431
89%
**77
100%
Rottweil R 902
<<locked>>
90%
71156
89%
**00
100%
Rottweil R 903
<<locked>>
93%
70880
89%
**40
100%
Rottweil R 904
<<locked>>
97%
59567
75%
**51
98%
Rottweil R 905
<<locked>>
97%
56231
70%
**51
99%
Rottweil R 907
<<locked>>
96%
71402
89%
**69
100%
SNPE Vectan SP 11
<<locked>>
92%
70677
88%
**82
100%
SNPE Vectan SP 7
<<locked>>
86%
71475
89%
**53
100%
SNPE Vectan SP 9
<<locked>>
88%
71634
90%
**53
100%
SNPE Vectan Tubal 3000
<<locked>>
88%
71272
89%
**22
100%
SNPE Vectan Tubal 5000
<<locked>>
93%
71141
89%
**05
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
71431
89%
**20
100%
SNPE Vectan Tubal 8000
<<locked>>
97%
55767
70%
**44
99%
Shooters World Long Rifle
<<locked>>
97%
70329
88%
**49
100%
Shooters World Match Rifle
<<locked>>
87%
71417
89%
**10
100%
Shooters World Precision
<<locked>>
91%
70938
89%
**20
100%
Shooters World SW4350
<<locked>>
97%
67878
85%
**49
100%
Somchem S321
<<locked>>
83%
71736
90%
**30
100%
Somchem S335
<<locked>>
88%
70996
89%
**25
100%
Somchem S341
<<locked>>
87%
71692
90%
**33
100%
Somchem S355
<<locked>>
94%
71301
89%
**49
100%
Somchem S361
<<locked>>
97%
61685
77%
**51
98%
Somchem S365
<<locked>>
97%
62845
79%
**13
100%
Somchem S385
<<locked>>
97%
57290
72%
**38
99%
Vihtavuori N130
<<locked>>
85%
71779
90%
**85
100%
Vihtavuori N133
<<locked>>
88%
71533
90%
**92
100%
Vihtavuori N135
<<locked>>
91%
71127
89%
**48
100%
Vihtavuori N140
<<locked>>
90%
71750
90%
**61
100%
Vihtavuori N150
<<locked>>
95%
71185
89%
**94
100%
Vihtavuori N160
<<locked>>
97%
70242
88%
**63
100%
Vihtavuori N165
<<locked>>
97%
49632
62%
**03
98%
Vihtavuori N530
<<locked>>
86%
71895
90%
**13
100%
Vihtavuori N540
<<locked>>
90%
70895
89%
**77
100%
Vihtavuori N550
<<locked>>
97%
68139
85%
**59
100%
Vihtavuori N555
<<locked>>
97%
54186
68%
**28
100%
Vihtavuori N560
<<locked>>
97%
54331
68%
**87
97%
[Vihtavuori N565]*
<<locked>>
97%
43076
54%
**71
94%
Winchester 6.5 StaBALL
<<locked>>
97%
70372
88%
**23
100%
Winchester 748
<<locked>>
85%
71489
89%
**43
100%
Winchester 760 👍
<<locked>>
97%
71533
90%
**48
100%
Winchester StaBALL HD
<<locked>>
97%
43018
54%
**02
100%
Winchester StaBALL Match
<<locked>>
88%
71112
89%
**49
100%
Winchester Supreme 780
<<locked>>
97%
53272
67%
**72
98%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI APS 450
<<locked>>
81%
59915
75%
**46
101%
ADI AR 2206H
<<locked>>
81%
58262
73%
**99
100%
ADI AR 2208
<<locked>>
81%
49719
62%
**64
100%
[ADI AR 2209]*
<<locked>>
81%
34563
43%
**31
93%
[ADI AR 2213]*
<<locked>>
85%
34461
43%
**48
90%
[ADI AR 2217]*
<<locked>>
94%
34809
44%
**41
90%
[ADI AR 2225]*
<<locked>>
92%
28819
36%
**29
90%
ADI Benchmark 8208
<<locked>>
81%
60394
76%
**92
100%
Accurate 2015
<<locked>>
81%
62569
78%
**17
100%
Accurate 2495
<<locked>>
81%
55724
70%
**67
100%
Accurate 2520
<<locked>>
81%
64716
81%
**28
100%
Accurate 2700
<<locked>>
81%
53069
66%
**87
99%
[Accurate 3100]*
<<locked>>
81%
29820
37%
**03
94%
Accurate 4064
<<locked>>
81%
52707
66%
**74
100%
Accurate 4350
<<locked>>
81%
40582
51%
**62
99%
[Accurate MAGPRO]*
<<locked>>
86%
36129
45%
**23
90%
Alliant AR-Comp
<<locked>>
81%
63135
79%
**53
100%
Alliant Power Pro 2000-MR
<<locked>>
81%
55506
69%
**81
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
50241
63%
**84
100%
Alliant Reloder-15
<<locked>>
81%
53693
67%
**46
100%
Alliant Reloder-16
<<locked>>
81%
39421
49%
**79
99%
Alliant Reloder-17
<<locked>>
81%
44904
56%
**94
100%
[Alliant Reloder-19]*
<<locked>>
81%
34200
43%
**21
93%
[Alliant Reloder-22]*
<<locked>>
81%
30110
38%
**56
90%
Alliant Reloder-23
<<locked>>
81%
28921
36%
**36
98%
[Alliant Reloder-25]*
<<locked>>
81%
25614
32%
**28
91%
Alliant Reloder-26
<<locked>>
81%
31183
39%
**54
96%
Baschieri & Pellagri 107
<<locked>>
81%
58494
73%
**25
100%
[Baschieri & Pellagri 109]*
<<locked>>
91%
43671
55%
**75
90%
[Bofors RP15]*
<<locked>>
83%
30124
38%
**49
90%
Bofors RP3
<<locked>>
81%
50995
64%
**00
100%
[Bofors RP30]*
<<locked>>
91%
32082
40%
**38
90%
[Bofors RP5]*
<<locked>>
81%
30110
38%
**56
90%
Bofors RP7
<<locked>>
81%
44483
56%
**72
97%
Hodgdon BL-C2
<<locked>>
81%
60988
76%
**22
100%
Hodgdon Benchmark
<<locked>>
81%
61395
77%
**62
100%
[Hodgdon H1000]*
<<locked>>
90%
33257
42%
**11
90%
Hodgdon H380
<<locked>>
81%
50981
64%
**10
100%
Hodgdon H414
<<locked>>
81%
42743
53%
**08
98%
Hodgdon H4350
<<locked>>
81%
45643
57%
**35
97%
[Hodgdon H4831]*
<<locked>>
83%
34954
44%
**21
90%
[Hodgdon H4831 SC]*
<<locked>>
84%
34954
44%
**21
90%
Hodgdon H4895
<<locked>>
81%
58943
74%
**02
100%
Hodgdon Hybrid 100V
<<locked>>
81%
37043
46%
**70
100%
Hodgdon LEVERevolution
<<locked>>
81%
56057
70%
**02
100%
[Hodgdon Retumbo]*
<<locked>>
88%
31415
39%
**34
90%
Hodgdon Superformance
<<locked>>
81%
41771
52%
**28
97%
Hodgdon TrailBoss
<<locked>>
81%
27891
35%
**49
100%
Hodgdon VARGET
<<locked>>
81%
56304
70%
**56
100%
IMR 3031
<<locked>>
81%
59785
75%
**72
100%
IMR 4064
<<locked>>
81%
52388
66%
**90
100%
IMR 4166 Enduron
<<locked>>
81%
54665
68%
**26
99%
IMR 4350
<<locked>>
81%
40147
50%
**03
96%
IMR 4451 Enduron
<<locked>>
81%
45774
57%
**95
98%
IMR 4831
<<locked>>
81%
38870
49%
**10
99%
IMR 4895
<<locked>>
81%
55027
69%
**76
100%
[IMR 4955 Enduron]*
<<locked>>
81%
34795
44%
**85
91%
[IMR 7828 SSC]*
<<locked>>
86%
34069
43%
**51
90%
IMR 8208 XBR
<<locked>>
81%
60394
76%
**92
100%
Lovex D073.6
<<locked>>
81%
59045
74%
**69
100%
Lovex S060
<<locked>>
81%
57145
72%
**23
100%
Lovex S062
<<locked>>
81%
52750
66%
**90
100%
Lovex S065
<<locked>>
81%
43279
54%
**52
99%
Lovex S070
<<locked>>
81%
41611
52%
**36
97%
[Lovex S071]*
<<locked>>
81%
25846
32%
**88
92%
Norma 201
<<locked>>
81%
56942
71%
**43
100%
Norma 202
<<locked>>
81%
57798
72%
**36
100%
Norma 203B
<<locked>>
81%
52895
66%
**30
100%
Norma 204
<<locked>>
81%
39566
50%
**36
95%
[Norma MRP]*
<<locked>>
81%
31111
39%
**11
93%
Norma URP
<<locked>>
81%
40437
51%
**59
99%
Ramshot Big Game
<<locked>>
81%
53577
67%
**62
100%
[Ramshot Grand]*
<<locked>>
86%
33808
42%
**54
90%
Ramshot Hunter
<<locked>>
81%
39262
49%
**46
97%
[Ramshot Magnum]*
<<locked>>
85%
29312
37%
**23
90%
Ramshot TAC
<<locked>>
81%
60843
76%
**31
100%
Ramshot Wild Boar
<<locked>>
81%
60829
76%
**38
100%
Ramshot X-Terminator
<<locked>>
81%
64861
81%
**48
100%
ReloadSwiss RS 14
<<locked>>
81%
28442
36%
**85
100%
ReloadSwiss RS 50
<<locked>>
81%
50981
64%
**90
99%
ReloadSwiss RS 52
<<locked>>
81%
58624
73%
**67
100%
ReloadSwiss RS 60
<<locked>>
81%
47674
60%
**40
100%
ReloadSwiss RS 62
<<locked>>
81%
40480
51%
**82
99%
ReloadSwiss RS 70
<<locked>>
81%
38943
49%
**92
98%
[ReloadSwiss RS 76]*
<<locked>>
87%
29066
36%
**65
90%
Rottweil R 901
<<locked>>
81%
61148
77%
**59
100%
Rottweil R 902
<<locked>>
81%
54520
68%
**97
100%
Rottweil R 903
<<locked>>
81%
47906
60%
**44
100%
[Rottweil R 904]*
<<locked>>
81%
35897
45%
**18
92%
[Rottweil R 905]*
<<locked>>
81%
33330
42%
**08
92%
Rottweil R 907
<<locked>>
81%
44483
56%
**72
97%
SNPE Vectan SP 11
<<locked>>
81%
49081
61%
**94
100%
SNPE Vectan SP 7
<<locked>>
81%
60046
75%
**15
100%
SNPE Vectan SP 9
<<locked>>
81%
56855
71%
**69
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
57827
72%
**71
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
49052
61%
**43
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
42438
53%
**00
98%
[SNPE Vectan Tubal 8000]*
<<locked>>
81%
33011
41%
**05
92%
Shooters World Long Rifle
<<locked>>
81%
43279
54%
**52
99%
Shooters World Match Rifle
<<locked>>
81%
59045
74%
**69
100%
Shooters World Precision
<<locked>>
81%
52750
66%
**90
100%
Shooters World SW4350
<<locked>>
81%
41611
52%
**36
97%
Somchem S321
<<locked>>
81%
66543
83%
**71
100%
Somchem S335
<<locked>>
81%
57232
72%
**67
100%
Somchem S341
<<locked>>
81%
59567
75%
**92
100%
Somchem S355
<<locked>>
81%
47921
60%
**41
100%
[Somchem S361]*
<<locked>>
81%
36187
45%
**98
91%
Somchem S365
<<locked>>
81%
36854
46%
**20
100%
[Somchem S385]*
<<locked>>
81%
34098
43%
**02
94%
Vihtavuori N130
<<locked>>
81%
64527
81%
**07
100%
Vihtavuori N133
<<locked>>
81%
58436
73%
**51
100%
Vihtavuori N135
<<locked>>
81%
52301
65%
**25
100%
Vihtavuori N140
<<locked>>
81%
54926
69%
**74
100%
Vihtavuori N150
<<locked>>
81%
46035
58%
**72
100%
Vihtavuori N160
<<locked>>
81%
41727
52%
**52
99%
[Vihtavuori N165]*
<<locked>>
81%
29283
37%
**74
91%
Vihtavuori N530
<<locked>>
81%
61264
77%
**92
100%
Vihtavuori N540
<<locked>>
81%
53040
66%
**67
100%
Vihtavuori N550
<<locked>>
81%
41046
51%
**56
99%
Vihtavuori N555
<<locked>>
81%
32198
40%
**15
98%
[Vihtavuori N560]*
<<locked>>
84%
34940
44%
**90
90%
[Vihtavuori N565]*
<<locked>>
89%
33547
42%
**57
90%
Winchester 6.5 StaBALL
<<locked>>
81%
40843
51%
**26
100%
Winchester 748
<<locked>>
81%
62120
78%
**38
100%
Winchester 760
<<locked>>
81%
42743
53%
**08
98%
Winchester StaBALL HD
<<locked>>
81%
25643
32%
**20
97%
Winchester StaBALL Match
<<locked>>
81%
57246
72%
**82
100%
[Winchester Supreme 780]*
<<locked>>
81%
31038
39%
**20
91%

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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