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Load data for 7 mm PRC + .284 | 139gr | Hornady SST InterLock

Recommended Powder(s): Accurate 1680, Alliant Reloder-10x, IMR 4198, Norma 200, ReloadSwiss RS 36

7 mm PRC + .284 | 139gr | Hornady SST InterLock

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 139gr | Hornady SST InterLock
Manufacturer SKU:
28202
Bullet Weight:
139gr | 9.0g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.224" | 31.1mm
Caliber:
7 mm PRC load data
Case Length (l3):
2.280" | 57.9mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.214" | 5.4mm
Shank Seated Depth:
0.094" | 2.4mm
Case Capacity:
82.0 Grains of Water | 5.32 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
64977 psi | 4480 bar
LID:
LID_B2629_C1049
Last updated:
2025-01-01
Recommended Twist Rate:
1:11 - 1:9

Load data for 146 loads in caliber 7 mm PRC with .284 | 139gr | Hornady SST InterLock bullet and 73 powders such as Accurate 1680, Alliant Reloder-10x, IMR 4198, Norma 200, ReloadSwiss RS 36. 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>>
84%
58088
89%
**38
100%
ADI AR 2209
<<locked>>
95%
58378
90%
**36
99%
ADI AR 2213
<<locked>>
97%
55245
85%
**14
97%
[ADI AR 2217]*
<<locked>>
97%
40495
62%
**05
93%
ADI AR 2225
<<locked>>
97%
36172
56%
**49
95%
Accurate 2700
<<locked>>
85%
58407
90%
**02
99%
Accurate 3100
<<locked>>
97%
55027
85%
**31
100%
Accurate 4350
<<locked>>
89%
58189
90%
**91
100%
Accurate MAGPRO
<<locked>>
97%
54839
84%
**23
95%
Alliant Reloder- TS 15.5
<<locked>>
84%
58276
90%
**54
100%
Alliant Reloder-16
<<locked>>
91%
58059
89%
**46
100%
Alliant Reloder-17
<<locked>>
86%
58117
89%
**50
100%
Alliant Reloder-19
<<locked>>
95%
58320
90%
**33
99%
Alliant Reloder-22
<<locked>>
97%
54824
84%
**17
98%
Alliant Reloder-23
<<locked>>
97%
52011
80%
**38
100%
Alliant Reloder-25
<<locked>>
97%
45179
70%
**72
99%
Alliant Reloder-26 👍
<<locked>>
96%
58392
90%
**22
100%
[Hodgdon H1000]*
<<locked>>
97%
40495
62%
**05
93%
Hodgdon H380
<<locked>>
83%
58189
90%
**61
100%
Hodgdon H414
<<locked>>
86%
58131
89%
**23
100%
Hodgdon H4350
<<locked>>
93%
57972
89%
**71
99%
Hodgdon H4831
<<locked>>
97%
51343
79%
**89
96%
Hodgdon H4831 SC
<<locked>>
97%
58001
89%
**07
97%
Hodgdon Hybrid 100V
<<locked>>
93%
58204
90%
**54
100%
Hodgdon LVR
<<locked>>
88%
58378
90%
**04
100%
Hodgdon Retumbo
<<locked>>
97%
36172
56%
**49
95%
Hodgdon Superperformance
<<locked>>
88%
58015
89%
**43
100%
Hodgdon VARGET
<<locked>>
85%
58363
90%
**38
100%
Hodgdon TrailBoss
<<locked>>
96%
35085
54%
**90
100%
IMR 4064
<<locked>>
85%
57856
89%
**25
100%
IMR 4166 Enduron
<<locked>>
86%
57827
89%
**28
100%
IMR 4350
<<locked>>
91%
58450
90%
**71
99%
IMR 4451 Enduron
<<locked>>
87%
58291
90%
**58
100%
IMR 4831
<<locked>>
95%
58160
90%
**77
100%
IMR 4955 Enduron
<<locked>>
97%
56521
87%
**51
97%
IMR 7828 SSC
<<locked>>
97%
57217
88%
**66
98%
Lovex S065
<<locked>>
89%
58305
90%
**51
100%
Lovex S070
<<locked>>
90%
57522
89%
**61
100%
Lovex S071
<<locked>>
97%
46093
71%
**81
99%
Norma 204 👍
<<locked>>
90%
58349
90%
**14
99%
Norma MRP
<<locked>>
96%
58146
89%
**99
100%
Norma URP
<<locked>>
90%
58378
90%
**04
100%
Ramshot Hunter 👍
<<locked>>
91%
58175
90%
**17
100%
Ramshot Magnum
<<locked>>
97%
54143
83%
**91
99%
ReloadSwiss RS 14
<<locked>>
96%
35505
55%
**26
100%
ReloadSwiss RS 50
<<locked>>
83%
57725
89%
**48
100%
ReloadSwiss RS 60
<<locked>>
87%
58392
90%
**73
100%
ReloadSwiss RS 62
<<locked>>
89%
57624
89%
**10
100%
ReloadSwiss RS 70
<<locked>>
90%
58059
89%
**76
100%
ReloadSwiss RS 76
<<locked>>
97%
44193
68%
**89
98%
Rottweil R 903
<<locked>>
85%
58407
90%
**45
100%
Rottweil R 904
<<locked>>
94%
58407
90%
**81
98%
Rottweil R 905
<<locked>>
95%
57928
89%
**27
99%
Rottweil R 907
<<locked>>
88%
58305
90%
**54
99%
SNPE Vectan SP 11
<<locked>>
84%
58291
90%
**77
100%
SNPE Vectan Tubal 5000
<<locked>>
85%
58175
90%
**10
100%
SNPE Vectan Tubal 7000
<<locked>>
89%
58349
90%
**12
100%
Shooters World Long Rifle
<<locked>>
89%
58305
90%
**51
100%
Somchem S355
<<locked>>
85%
58131
89%
**38
100%
Somchem S361
<<locked>>
93%
58349
90%
**48
97%
Somchem S365
<<locked>>
92%
57885
89%
**97
100%
Somchem S385
<<locked>>
95%
58305
90%
**87
99%
Vihtavuori N135
<<locked>>
87%
58305
90%
**53
100%
Vihtavuori N150
<<locked>>
90%
58436
90%
**99
100%
Vihtavuori N160
<<locked>>
88%
57595
89%
**54
100%
Vihtavuori N165
<<locked>>
97%
51329
79%
**59
98%
Vihtavuori N550
<<locked>>
88%
58378
90%
**07
100%
Vihtavuori N555 👍
<<locked>>
97%
58218
90%
**33
100%
Vihtavuori N560
<<locked>>
97%
55477
85%
**43
97%
Vihtavuori N565
<<locked>>
97%
47311
73%
**69
95%
Winchester 6.5 StaBALL
<<locked>>
89%
57986
89%
**25
100%
Winchester 760
<<locked>>
86%
58131
89%
**23
100%
Winchester StaBALL HD 👍
<<locked>>
97%
48341
74%
**10
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
52011
80%
**36
100%
[ADI AR 2209]*
<<locked>>
81%
36535
56%
**94
93%
[ADI AR 2213]*
<<locked>>
84%
35607
55%
**87
90%
[ADI AR 2217]*
<<locked>>
93%
35650
55%
**71
90%
[ADI AR 2225]*
<<locked>>
91%
29573
46%
**43
90%
Accurate 2700
<<locked>>
81%
50401
78%
**71
98%
Accurate 3100
<<locked>>
81%
32082
49%
**59
95%
Accurate 4350
<<locked>>
81%
43410
67%
**44
99%
[Accurate MAGPRO]*
<<locked>>
88%
40059
62%
**15
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
52924
81%
**63
100%
Alliant Reloder-16
<<locked>>
81%
41698
64%
**51
99%
Alliant Reloder-17
<<locked>>
81%
48211
74%
**79
100%
[Alliant Reloder-19]*
<<locked>>
81%
36347
56%
**90
93%
[Alliant Reloder-22]*
<<locked>>
81%
32285
50%
**18
91%
Alliant Reloder-23
<<locked>>
81%
30995
48%
**89
98%
[Alliant Reloder-25]*
<<locked>>
81%
27151
42%
**67
91%
Alliant Reloder-26
<<locked>>
81%
33504
52%
**10
97%
[Hodgdon H1000]*
<<locked>>
93%
35650
55%
**71
90%
Hodgdon H380
<<locked>>
81%
54302
84%
**09
100%
Hodgdon H414
<<locked>>
81%
49255
76%
**66
99%
Hodgdon H4350
<<locked>>
81%
40161
62%
**26
96%
[Hodgdon H4831]*
<<locked>>
86%
35984
55%
**57
90%
[Hodgdon H4831 SC]*
<<locked>>
82%
35795
55%
**54
90%
Hodgdon Hybrid 100V
<<locked>>
81%
39392
61%
**40
100%
Hodgdon LVR
<<locked>>
81%
45977
71%
**94
99%
[Hodgdon Retumbo]*
<<locked>>
91%
29573
46%
**43
90%
Hodgdon Superperformance
<<locked>>
81%
44788
69%
**07
97%
Hodgdon VARGET
<<locked>>
81%
51779
80%
**36
100%
Hodgdon TrailBoss
<<locked>>
81%
28137
43%
**36
100%
IMR 4064
<<locked>>
81%
51198
79%
**17
100%
IMR 4166 Enduron
<<locked>>
81%
49908
77%
**97
99%
IMR 4350
<<locked>>
81%
42090
65%
**72
96%
IMR 4451 Enduron
<<locked>>
81%
48428
75%
**84
98%
IMR 4831
<<locked>>
81%
37594
58%
**03
98%
[IMR 4955 Enduron]*
<<locked>>
81%
35085
54%
**02
90%
[IMR 7828 SSC]*
<<locked>>
83%
35128
54%
**87
90%
Lovex S065
<<locked>>
81%
45745
70%
**31
99%
Lovex S070
<<locked>>
81%
44034
68%
**08
98%
[Lovex S071]*
<<locked>>
81%
27673
43%
**25
92%
Norma 204
<<locked>>
81%
42134
65%
**05
95%
[Norma MRP]*
<<locked>>
81%
33591
52%
**87
94%
Norma URP
<<locked>>
81%
42815
66%
**25
99%
Ramshot Hunter
<<locked>>
81%
41800
64%
**22
98%
[Ramshot Magnum]*
<<locked>>
81%
30037
46%
**30
90%
ReloadSwiss RS 14
<<locked>>
81%
28572
44%
**75
100%
ReloadSwiss RS 50
<<locked>>
81%
53983
83%
**82
99%
ReloadSwiss RS 60
<<locked>>
81%
46325
71%
**76
100%
ReloadSwiss RS 62
<<locked>>
81%
43497
67%
**64
99%
ReloadSwiss RS 70
<<locked>>
81%
41727
64%
**67
99%
[ReloadSwiss RS 76]*
<<locked>>
86%
30313
47%
**98
90%
Rottweil R 903
<<locked>>
81%
50749
78%
**23
100%
[Rottweil R 904]*
<<locked>>
81%
37898
58%
**80
92%
[Rottweil R 905]*
<<locked>>
81%
35447
55%
**67
93%
Rottweil R 907
<<locked>>
81%
46862
72%
**51
98%
SNPE Vectan SP 11
<<locked>>
81%
52069
80%
**86
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
51474
79%
**15
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
44773
69%
**72
98%
Shooters World Long Rifle
<<locked>>
81%
45745
70%
**31
99%
Somchem S355
<<locked>>
81%
50691
78%
**27
100%
[Somchem S361]*
<<locked>>
81%
38551
59%
**61
91%
Somchem S365
<<locked>>
81%
39378
61%
**85
100%
[Somchem S385]*
<<locked>>
81%
36303
56%
**61
94%
Vihtavuori N135
<<locked>>
81%
49313
76%
**25
100%
Vihtavuori N150
<<locked>>
81%
43642
67%
**59
100%
Vihtavuori N160
<<locked>>
81%
46108
71%
**58
100%
[Vihtavuori N165]*
<<locked>>
81%
30313
47%
**93
91%
Vihtavuori N550
<<locked>>
81%
46978
72%
**17
100%
Vihtavuori N555
<<locked>>
81%
34693
53%
**77
98%
[Vihtavuori N560]*
<<locked>>
84%
36260
56%
**36
90%
[Vihtavuori N565]*
<<locked>>
88%
35012
54%
**90
90%
Winchester 6.5 StaBALL
<<locked>>
81%
43410
67%
**92
100%
Winchester 760
<<locked>>
81%
49255
76%
**66
99%
Winchester StaBALL HD
<<locked>>
81%
25614
39%
**75
97%

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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