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Load data for .280 Rem. + .284 | 150gr | Sierra HPBT MatchKing

Recommended Powder(s): Accurate 4350, Alliant Reloder-16, Norma URP, ReloadSwiss RS 62, Somchem S365

.280 Rem. + .284 | 150gr | Sierra HPBT MatchKing

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 150gr | Sierra HPBT MatchKing
Manufacturer SKU:
1915
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.250" | 31.7mm
Caliber:
.280 Rem. load data
Case Length (l3):
2.540" | 64.5mm
Cartridge Length (C.O.L.):
3.280" | 83.3mm
Seated Depth:
0.510" | 13.0mm
Shank Seated Depth:
0.370" | 9.4mm
Case Capacity:
67.9 Grains of Water | 4.41 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
58740 psi | 4050 bar
LID:
LID_B5842_C289
Last updated:
2025-02-02
Recommended Twist Rate:
1:11 - 1:9

Load data for 156 loads in caliber .280 Rem. with .284 | 150gr | Sierra HPBT MatchKing bullet and 78 powders such as Accurate 4350, Alliant Reloder-16, Norma URP, ReloadSwiss RS 62, Somchem S365. 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>>
87%
52692
90%
**46
100%
ADI AR 2209
<<locked>>
97%
48617
83%
**59
96%
[ADI AR 2213]*
<<locked>>
97%
44106
75%
**80
92%
Accurate 2700
<<locked>>
88%
52547
89%
**00
97%
Accurate 3100
<<locked>>
97%
41800
71%
**08
97%
Accurate 4064
<<locked>>
86%
52533
89%
**26
100%
Accurate 4350 👍
<<locked>>
94%
52649
90%
**18
100%
Alliant Reloder- TS 15.5
<<locked>>
87%
51866
88%
**49
100%
Alliant Reloder-15
<<locked>>
85%
52808
90%
**76
100%
Alliant Reloder-16 👍
<<locked>>
95%
52562
89%
**58
100%
Alliant Reloder-17
<<locked>>
90%
52388
89%
**64
100%
Alliant Reloder-19
<<locked>>
97%
48051
82%
**49
96%
[Alliant Reloder-22]*
<<locked>>
97%
42380
72%
**87
94%
Alliant Reloder-23
<<locked>>
97%
40437
69%
**57
99%
Alliant Reloder-25
<<locked>>
97%
34911
59%
**26
95%
Alliant Reloder-26
<<locked>>
97%
44266
75%
**99
99%
Hodgdon CFE223
<<locked>>
85%
51938
88%
**99
100%
Hodgdon H380
<<locked>>
86%
52692
90%
**72
100%
Hodgdon H414
<<locked>>
89%
52388
89%
**18
98%
Hodgdon H4350
<<locked>>
96%
51880
88%
**56
97%
[Hodgdon H4831 SC]*
<<locked>>
97%
46238
79%
**80
92%
Hodgdon Hybrid 100V
<<locked>>
97%
52359
89%
**76
100%
Hodgdon LVR
<<locked>>
92%
52170
89%
**05
99%
Hodgdon Superperformance
<<locked>>
92%
52112
89%
**54
98%
Hodgdon VARGET
<<locked>>
87%
52054
89%
**40
100%
Hodgdon TrailBoss
<<locked>>
95%
33939
58%
**83
100%
IMR 3031
<<locked>>
84%
52388
89%
**36
100%
IMR 4064
<<locked>>
88%
51982
88%
**30
100%
IMR 4166 Enduron
<<locked>>
88%
52199
89%
**10
98%
IMR 4350
<<locked>>
94%
52344
89%
**59
98%
IMR 4451 Enduron
<<locked>>
90%
52518
89%
**49
98%
IMR 4831
<<locked>>
97%
48921
83%
**46
99%
IMR 4895
<<locked>>
84%
52257
89%
**76
100%
[IMR 4955 Enduron]*
<<locked>>
97%
46195
79%
**51
93%
[IMR 7828 SSC]*
<<locked>>
97%
44599
76%
**10
92%
Lovex S062
<<locked>>
86%
52605
90%
**30
100%
Lovex S065
<<locked>>
92%
52620
90%
**46
99%
Lovex S070
<<locked>>
93%
52852
90%
**72
98%
Lovex S071
<<locked>>
97%
35070
60%
**74
95%
Norma 203B
<<locked>>
85%
51996
89%
**69
100%
Norma 204
<<locked>>
94%
52344
89%
**05
96%
Norma MRP
<<locked>>
97%
44121
75%
**49
96%
Norma URP 👍
<<locked>>
95%
52852
90%
**22
100%
Ramshot Big Game
<<locked>>
85%
52779
90%
**95
100%
Ramshot Hunter
<<locked>>
95%
52707
90%
**35
99%
[Ramshot Magnum]*
<<locked>>
97%
40770
69%
**21
94%
ReloadSwiss RS 14
<<locked>>
97%
35128
60%
**32
100%
ReloadSwiss RS 50
<<locked>>
86%
52025
89%
**43
98%
ReloadSwiss RS 52
<<locked>>
85%
52605
90%
**95
100%
ReloadSwiss RS 60
<<locked>>
92%
52576
90%
**87
100%
ReloadSwiss RS 62 👍
<<locked>>
94%
52257
89%
**38
100%
ReloadSwiss RS 70
<<locked>>
95%
52707
90%
**87
100%
Rottweil R 902
<<locked>>
84%
52330
89%
**10
100%
Rottweil R 903
<<locked>>
89%
52808
90%
**66
100%
Rottweil R 904
<<locked>>
97%
51039
87%
**46
95%
Rottweil R 905
<<locked>>
97%
46992
80%
**33
96%
Rottweil R 907
<<locked>>
91%
52576
89%
**49
98%
SNPE Vectan SP 11
<<locked>>
88%
52214
89%
**89
100%
SNPE Vectan Tubal 5000
<<locked>>
87%
52388
89%
**35
100%
SNPE Vectan Tubal 7000
<<locked>>
92%
51924
88%
**94
98%
Shooters World Long Rifle
<<locked>>
92%
52620
90%
**46
99%
Shooters World Precision
<<locked>>
86%
52605
90%
**30
100%
Somchem S355
<<locked>>
88%
52504
89%
**53
100%
[Somchem S361]*
<<locked>>
97%
52214
89%
**26
94%
Somchem S365 👍
<<locked>>
97%
51343
87%
**31
100%
Somchem S385
<<locked>>
97%
48138
82%
**26
97%
Vihtavuori N133
<<locked>>
84%
52721
90%
**28
100%
Vihtavuori N135
<<locked>>
90%
52446
89%
**84
100%
Vihtavuori N140
<<locked>>
84%
52547
89%
**87
100%
Vihtavuori N150
<<locked>>
94%
52808
90%
**23
100%
Vihtavuori N160
<<locked>>
91%
52170
89%
**76
100%
[Vihtavuori N165]*
<<locked>>
97%
39827
68%
**56
94%
Vihtavuori N540
<<locked>>
84%
51924
88%
**13
100%
Vihtavuori N550
<<locked>>
91%
52373
89%
**12
100%
Vihtavuori N555
<<locked>>
97%
44367
76%
**26
99%
Winchester 6.5 StaBALL
<<locked>>
93%
51996
89%
**49
100%
Winchester 760
<<locked>>
89%
52388
89%
**18
98%
Winchester StaBALL HD
<<locked>>
97%
35694
61%
**51
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
43207
74%
**82
99%
[ADI AR 2209]*
<<locked>>
86%
34693
59%
**54
90%
[ADI AR 2213]*
<<locked>>
94%
39494
67%
**85
90%
Accurate 2700
<<locked>>
81%
41887
71%
**07
95%
[Accurate 3100]*
<<locked>>
84%
27006
46%
**60
90%
Accurate 4064
<<locked>>
81%
45498
77%
**25
100%
Accurate 4350
<<locked>>
81%
33808
58%
**57
96%
Alliant Reloder- TS 15.5
<<locked>>
81%
43323
74%
**08
100%
Alliant Reloder-15
<<locked>>
81%
46485
79%
**74
99%
Alliant Reloder-16
<<locked>>
81%
33649
57%
**67
96%
Alliant Reloder-17
<<locked>>
81%
37768
64%
**92
99%
[Alliant Reloder-19]*
<<locked>>
86%
34403
59%
**54
90%
[Alliant Reloder-22]*
<<locked>>
90%
34374
59%
**93
90%
[Alliant Reloder-23]*
<<locked>>
81%
24569
42%
**21
93%
[Alliant Reloder-25]*
<<locked>>
90%
28427
48%
**39
90%
[Alliant Reloder-26]*
<<locked>>
82%
26281
45%
**23
90%
Hodgdon CFE223
<<locked>>
81%
45165
77%
**87
99%
Hodgdon H380
<<locked>>
81%
43947
75%
**21
98%
Hodgdon H414
<<locked>>
81%
39262
67%
**75
95%
[Hodgdon H4350]*
<<locked>>
81%
32909
56%
**72
91%
[Hodgdon H4831 SC]*
<<locked>>
93%
40843
70%
**75
90%
Hodgdon Hybrid 100V
<<locked>>
81%
31009
53%
**72
97%
Hodgdon LVR
<<locked>>
81%
36941
63%
**16
96%
[Hodgdon Superperformance]*
<<locked>>
81%
35259
60%
**07
92%
Hodgdon VARGET
<<locked>>
81%
42902
73%
**75
99%
Hodgdon TrailBoss
<<locked>>
92%
32401
55%
**50
100%
IMR 3031
<<locked>>
81%
47659
81%
**64
100%
IMR 4064
<<locked>>
81%
42627
73%
**59
99%
IMR 4166 Enduron
<<locked>>
81%
42380
72%
**33
96%
[IMR 4350]*
<<locked>>
81%
34418
59%
**08
92%
IMR 4451 Enduron
<<locked>>
81%
40422
69%
**23
95%
IMR 4831
<<locked>>
81%
29936
51%
**43
95%
IMR 4895
<<locked>>
81%
47747
81%
**00
100%
[IMR 4955 Enduron]*
<<locked>>
92%
39465
67%
**16
90%
[IMR 7828 SSC]*
<<locked>>
93%
39479
67%
**95
90%
Lovex S062
<<locked>>
81%
45672
78%
**18
100%
Lovex S065
<<locked>>
81%
37753
64%
**74
96%
[Lovex S070]*
<<locked>>
81%
35795
61%
**44
94%
[Lovex S071]*
<<locked>>
89%
27006
46%
**60
90%
Norma 203B
<<locked>>
81%
45992
78%
**64
100%
[Norma 204]*
<<locked>>
82%
34505
59%
**38
90%
[Norma MRP]*
<<locked>>
86%
31024
53%
**38
90%
Norma URP
<<locked>>
81%
34026
58%
**57
96%
Ramshot Big Game
<<locked>>
81%
45876
78%
**84
100%
[Ramshot Hunter]*
<<locked>>
81%
33214
57%
**41
93%
[Ramshot Magnum]*
<<locked>>
92%
33968
58%
**61
90%
ReloadSwiss RS 14
<<locked>>
87%
30603
52%
**44
100%
ReloadSwiss RS 50
<<locked>>
81%
44338
75%
**08
97%
ReloadSwiss RS 52
<<locked>>
81%
45556
78%
**80
100%
ReloadSwiss RS 60
<<locked>>
81%
36753
63%
**92
99%
ReloadSwiss RS 62
<<locked>>
81%
33460
57%
**74
96%
[ReloadSwiss RS 70]*
<<locked>>
81%
33272
57%
**74
94%
Rottweil R 902
<<locked>>
81%
47950
82%
**41
100%
Rottweil R 903
<<locked>>
81%
40915
70%
**62
99%
[Rottweil R 904]*
<<locked>>
87%
37507
64%
**87
90%
[Rottweil R 905]*
<<locked>>
86%
33243
57%
**31
90%
[Rottweil R 907]*
<<locked>>
81%
38885
66%
**90
94%
SNPE Vectan SP 11
<<locked>>
81%
42134
72%
**15
99%
SNPE Vectan Tubal 5000
<<locked>>
81%
42830
73%
**93
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
37014
63%
**15
94%
Shooters World Long Rifle
<<locked>>
81%
37753
64%
**74
96%
Shooters World Precision
<<locked>>
81%
45672
78%
**18
100%
Somchem S355
<<locked>>
81%
41626
71%
**69
99%
[Somchem S361]*
<<locked>>
89%
40248
69%
**10
90%
Somchem S365
<<locked>>
81%
30327
52%
**08
98%
[Somchem S385]*
<<locked>>
84%
31140
53%
**59
90%
Vihtavuori N133
<<locked>>
81%
48095
82%
**62
100%
Vihtavuori N135
<<locked>>
81%
40567
69%
**93
100%
Vihtavuori N140
<<locked>>
81%
47108
80%
**08
100%
Vihtavuori N150
<<locked>>
81%
35244
60%
**18
99%
Vihtavuori N160
<<locked>>
81%
36898
63%
**90
97%
[Vihtavuori N165]*
<<locked>>
90%
32198
55%
**75
90%
Vihtavuori N540
<<locked>>
81%
46876
80%
**31
100%
Vihtavuori N550
<<locked>>
81%
37246
63%
**30
97%
[Vihtavuori N555]*
<<locked>>
81%
26252
45%
**90
93%
Winchester 6.5 StaBALL
<<locked>>
81%
34853
59%
**34
98%
Winchester 760
<<locked>>
81%
39262
67%
**75
95%
[Winchester StaBALL HD]*
<<locked>>
83%
22785
39%
**05
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.

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