top of page

Load data for .338-06 A-Square + .338 | 250gr | Sierra HPBT MatchKing

Recommended Powder(s): Baschieri & Pellagri 107, Hodgdon BL-C2, IMR 4895, Ramshot Big Game, Ramshot Wild Boar

.338-06 A-Square + .338 | 250gr | Sierra HPBT MatchKing

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 250gr | Sierra HPBT MatchKing
Manufacturer SKU:
2650
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.584" | 40.2mm
Caliber:
.338-06 A-Square load data
Case Length (l3):
2.494" | 63.3mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.788" | 20.0mm
Shank Seated Depth:
0.538" | 13.7mm
Case Capacity:
69.0 Grains of Water | 4.48 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
63092 psi | 4350 bar
LID:
LID_B5927_C467
Last updated:
2025-01-01
Recommended Twist Rate:
1:12 - 1:10

Load data for 198 loads in caliber .338-06 A-Square with .338 | 250gr | Sierra HPBT MatchKing bullet and 99 powders such as Baschieri & Pellagri 107, Hodgdon BL-C2, IMR 4895, Ramshot Big Game, Ramshot Wild Boar. 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.

    .

    Loading_icon.gif

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 2206H
<<locked>>
94%
56333
89%
**65
100%
ADI AR 2208
<<locked>>
97%
51488
82%
**90
99%
ADI AR 2219
<<locked>>
85%
56130
89%
**23
100%
Accurate 2015
<<locked>>
90%
56289
89%
**70
100%
Accurate 2200
<<locked>>
92%
55608
88%
**23
99%
Accurate 2230
<<locked>>
88%
56434
89%
**23
100%
Accurate 2460
<<locked>>
88%
55811
88%
**23
100%
Accurate 2495
<<locked>>
94%
56521
90%
**46
100%
Accurate 2520
<<locked>>
93%
56753
90%
**69
100%
[Accurate 2700]*
<<locked>>
97%
50546
80%
**18
94%
Accurate 4064
<<locked>>
97%
50981
81%
**06
100%
Accurate 4350
<<locked>>
97%
37362
59%
**69
96%
Alliant AR-Comp
<<locked>>
93%
56202
89%
**20
100%
Alliant Reloder- TS 15.5
<<locked>>
97%
49864
79%
**03
100%
Alliant Reloder-10x
<<locked>>
87%
55535
88%
**70
100%
Alliant Reloder-15
<<locked>>
97%
54563
86%
**69
99%
Alliant Reloder-16
<<locked>>
97%
38624
61%
**72
96%
Alliant Reloder-17
<<locked>>
97%
43990
70%
**00
99%
Baschieri & Pellagri 106
<<locked>>
86%
56521
90%
**44
100%
Baschieri & Pellagri 107 👍
<<locked>>
95%
56260
89%
**85
99%
Hodgdon BL-C2 👍
<<locked>>
93%
56768
90%
**98
100%
Hodgdon Benchmark
<<locked>>
91%
56376
89%
**00
100%
Hodgdon CFE223
<<locked>>
97%
53447
85%
**92
99%
Hodgdon H322
<<locked>>
91%
56768
90%
**29
100%
Hodgdon H335
<<locked>>
86%
56159
89%
**39
100%
Hodgdon H380
<<locked>>
97%
51706
82%
**23
98%
[Hodgdon H414]*
<<locked>>
97%
45527
72%
**77
94%
Hodgdon H4198
<<locked>>
84%
55666
88%
**31
100%
Hodgdon Hybrid 100V
<<locked>>
97%
35534
56%
**90
97%
Hodgdon LVR
<<locked>>
97%
42496
67%
**21
96%
[Hodgdon Superperformance]*
<<locked>>
97%
41989
67%
**21
92%
Hodgdon VARGET
<<locked>>
97%
50952
81%
**83
99%
IMR 3031
<<locked>>
97%
54331
86%
**49
100%
IMR 4064
<<locked>>
97%
49632
79%
**57
99%
IMR 4166 Enduron
<<locked>>
97%
50575
80%
**34
95%
IMR 4198
<<locked>>
87%
56608
90%
**38
100%
[IMR 4350]*
<<locked>>
97%
39552
63%
**16
91%
IMR 4451 Enduron
<<locked>>
97%
47239
75%
**21
95%
[IMR 4831]*
<<locked>>
97%
32692
52%
**57
94%
IMR 4895 👍
<<locked>>
97%
55927
89%
**92
100%
IMR 8208 XBR
<<locked>>
93%
55854
89%
**36
100%
Lovex D073.4
<<locked>>
87%
56086
89%
**13
100%
Lovex D073.5
<<locked>>
89%
56507
90%
**29
100%
Lovex D073.6
<<locked>>
95%
56753
90%
**69
100%
Lovex S060
<<locked>>
94%
56434
89%
**00
100%
Lovex S062
<<locked>>
97%
52953
84%
**13
100%
Lovex S065
<<locked>>
97%
43395
69%
**78
95%
[Lovex S070]*
<<locked>>
96%
40292
64%
**46
93%
Norma 200
<<locked>>
84%
56449
89%
**57
100%
Norma 201
<<locked>>
95%
55811
88%
**29
100%
Norma 202
<<locked>>
95%
55796
88%
**33
100%
Norma 203B
<<locked>>
97%
53693
85%
**59
100%
Norma URP
<<locked>>
96%
37942
60%
**62
95%
Ramshot Big Game 👍
<<locked>>
97%
53476
85%
**75
99%
[Ramshot Hunter]*
<<locked>>
96%
37492
59%
**42
92%
Ramshot TAC
<<locked>>
92%
56231
89%
**43
98%
Ramshot Wild Boar 👍
<<locked>>
93%
56130
89%
**72
100%
Ramshot X-Terminator
<<locked>>
90%
56623
90%
**29
100%
ReloadSwiss RS 40
<<locked>>
89%
55912
89%
**23
100%
ReloadSwiss RS 50
<<locked>>
97%
52794
84%
**10
97%
ReloadSwiss RS 52
<<locked>>
96%
51227
81%
**65
100%
ReloadSwiss RS 60
<<locked>>
97%
42743
68%
**87
99%
ReloadSwiss RS 62
<<locked>>
97%
37565
60%
**78
95%
[ReloadSwiss RS 70]*
<<locked>>
97%
39044
62%
**88
94%
Rottweil R 901
<<locked>>
92%
55912
89%
**06
100%
Rottweil R 902
<<locked>>
97%
56057
89%
**29
100%
Rottweil R 903
<<locked>>
96%
46050
73%
**57
99%
[Rottweil R 907]*
<<locked>>
97%
45020
71%
**88
93%
SNPE Vectan SP 10
<<locked>>
85%
56304
89%
**33
100%
SNPE Vectan SP 11
<<locked>>
96%
47776
76%
**06
99%
SNPE Vectan SP 7
<<locked>>
93%
56101
89%
**46
98%
SNPE Vectan SP 9
<<locked>>
95%
55854
89%
**62
100%
SNPE Vectan Tubal 3000
<<locked>>
94%
56507
90%
**64
100%
SNPE Vectan Tubal 5000
<<locked>>
96%
50328
80%
**01
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
96%
42264
67%
**29
94%
Shooters World Long Rifle
<<locked>>
97%
43395
69%
**78
95%
Shooters World Match Rifle
<<locked>>
95%
56753
90%
**69
100%
Shooters World Precision
<<locked>>
97%
52953
84%
**13
100%
Shooters World Tactical Rifle
<<locked>>
87%
56202
89%
**03
100%
Somchem S321
<<locked>>
90%
55985
89%
**56
100%
Somchem S335
<<locked>>
94%
56014
89%
**74
100%
Somchem S341
<<locked>>
94%
56492
90%
**56
100%
Somchem S355
<<locked>>
97%
47703
76%
**64
99%
Somchem S365
<<locked>>
97%
33837
54%
**19
98%
Vihtavuori N120
<<locked>>
84%
55550
88%
**72
100%
Vihtavuori N130
<<locked>>
90%
55651
88%
**34
100%
Vihtavuori N133
<<locked>>
97%
56550
90%
**57
100%
Vihtavuori N135
<<locked>>
96%
44933
71%
**82
100%
Vihtavuori N140
<<locked>>
97%
55201
88%
**06
100%
Vihtavuori N150
<<locked>>
97%
40001
63%
**29
99%
Vihtavuori N160
<<locked>>
97%
42105
67%
**95
96%
Vihtavuori N530
<<locked>>
90%
55680
88%
**39
100%
Vihtavuori N540
<<locked>>
97%
55376
88%
**36
100%
Vihtavuori N550
<<locked>>
97%
42424
67%
**38
97%
[Vihtavuori N555]*
<<locked>>
97%
28021
44%
**01
92%
Winchester 6.5 StaBALL
<<locked>>
97%
41785
66%
**65
98%
Winchester 748
<<locked>>
90%
56231
89%
**85
100%
[Winchester 760]*
<<locked>>
97%
45527
72%
**77
94%
Winchester StaBALL Match
<<locked>>
88%
56217
89%
**79
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
37043
59%
**83
97%
[ADI AR 2208]*
<<locked>>
81%
31821
50%
**65
94%
ADI AR 2219
<<locked>>
81%
48660
77%
**38
100%
Accurate 2015
<<locked>>
81%
42308
67%
**06
100%
Accurate 2200
<<locked>>
81%
39262
62%
**83
96%
Accurate 2230
<<locked>>
81%
43961
70%
**62
99%
Accurate 2460
<<locked>>
81%
43903
70%
**72
100%
Accurate 2495
<<locked>>
81%
36767
58%
**90
100%
Accurate 2520
<<locked>>
81%
37333
59%
**06
99%
[Accurate 2700]*
<<locked>>
88%
37565
60%
**24
90%
Accurate 4064
<<locked>>
81%
30922
49%
**95
99%
[Accurate 4350]*
<<locked>>
86%
25991
41%
**23
90%
Alliant AR-Comp
<<locked>>
81%
37768
60%
**00
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
30400
48%
**75
96%
Alliant Reloder-10x
<<locked>>
81%
46079
73%
**59
100%
Alliant Reloder-15
<<locked>>
81%
32880
52%
**21
95%
[Alliant Reloder-16]*
<<locked>>
86%
28369
45%
**42
90%
[Alliant Reloder-17]*
<<locked>>
81%
26426
42%
**19
91%
Baschieri & Pellagri 106
<<locked>>
81%
47747
76%
**46
100%
Baschieri & Pellagri 107
<<locked>>
81%
35694
57%
**73
95%
Hodgdon BL-C2
<<locked>>
81%
37260
59%
**23
98%
Hodgdon Benchmark
<<locked>>
81%
41408
66%
**93
99%
[Hodgdon CFE223]*
<<locked>>
81%
31459
50%
**18
93%
Hodgdon H322
<<locked>>
81%
41597
66%
**39
100%
Hodgdon H335
<<locked>>
81%
47935
76%
**38
100%
[Hodgdon H380]*
<<locked>>
81%
31024
49%
**78
92%
[Hodgdon H414]*
<<locked>>
88%
34621
55%
**83
90%
Hodgdon H4198
<<locked>>
81%
51285
81%
**82
100%
[Hodgdon Hybrid 100V]*
<<locked>>
84%
23902
38%
**14
90%
[Hodgdon LVR]*
<<locked>>
85%
29095
46%
**55
90%
[Hodgdon Superperformance]*
<<locked>>
94%
38159
60%
**49
90%
[Hodgdon VARGET]*
<<locked>>
81%
31531
50%
**59
94%
IMR 3031
<<locked>>
81%
33286
53%
**47
100%
[IMR 4064]*
<<locked>>
81%
30995
49%
**42
94%
[IMR 4166 Enduron]*
<<locked>>
84%
34214
54%
**65
90%
IMR 4198
<<locked>>
81%
47050
75%
**29
100%
[IMR 4350]*
<<locked>>
94%
36767
58%
**64
90%
[IMR 4451 Enduron]*
<<locked>>
86%
34606
55%
**05
90%
[IMR 4831]*
<<locked>>
90%
26208
42%
**03
90%
IMR 4895
<<locked>>
81%
33649
53%
**47
96%
IMR 8208 XBR
<<locked>>
81%
39189
62%
**96
98%
Lovex D073.4
<<locked>>
81%
45701
72%
**82
100%
Lovex D073.5
<<locked>>
81%
43337
69%
**62
100%
Lovex D073.6
<<locked>>
81%
35230
56%
**67
99%
Lovex S060
<<locked>>
81%
38014
60%
**34
97%
Lovex S062
<<locked>>
81%
32590
52%
**95
97%
[Lovex S065]*
<<locked>>
84%
29791
47%
**23
90%
[Lovex S070]*
<<locked>>
90%
33098
52%
**08
90%
Norma 200
<<locked>>
81%
52011
82%
**08
100%
Norma 201
<<locked>>
81%
36651
58%
**51
98%
Norma 202
<<locked>>
81%
36274
57%
**64
100%
Norma 203B
<<locked>>
81%
32401
51%
**18
95%
[Norma URP]*
<<locked>>
86%
27601
44%
**36
90%
Ramshot Big Game
<<locked>>
81%
32039
51%
**21
95%
[Ramshot Hunter]*
<<locked>>
92%
32895
52%
**47
90%
[Ramshot TAC]*
<<locked>>
81%
39030
62%
**90
94%
Ramshot Wild Boar
<<locked>>
81%
37710
60%
**06
97%
Ramshot X-Terminator
<<locked>>
81%
42351
67%
**33
98%
ReloadSwiss RS 40
<<locked>>
81%
44121
70%
**69
100%
[ReloadSwiss RS 50]*
<<locked>>
82%
32358
51%
**72
90%
ReloadSwiss RS 52
<<locked>>
81%
30690
49%
**18
97%
[ReloadSwiss RS 60]*
<<locked>>
81%
25947
41%
**06
92%
[ReloadSwiss RS 62]*
<<locked>>
88%
28021
44%
**72
90%
[ReloadSwiss RS 70]*
<<locked>>
91%
32198
51%
**37
90%
Rottweil R 901
<<locked>>
81%
40147
64%
**90
100%
Rottweil R 902
<<locked>>
81%
34664
55%
**11
97%
[Rottweil R 903]*
<<locked>>
81%
27775
44%
**26
94%
[Rottweil R 907]*
<<locked>>
89%
36230
57%
**37
90%
SNPE Vectan SP 10
<<locked>>
81%
48979
78%
**47
100%
[SNPE Vectan SP 11]*
<<locked>>
81%
29341
47%
**65
93%
[SNPE Vectan SP 7]*
<<locked>>
81%
36593
58%
**60
94%
SNPE Vectan SP 9
<<locked>>
81%
35534
56%
**57
96%
SNPE Vectan Tubal 3000
<<locked>>
81%
38247
61%
**21
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
31067
49%
**13
99%
[SNPE Vectan Tubal 7000]*
<<locked>>
89%
33301
53%
**75
90%
[Shooters World Long Rifle]*
<<locked>>
84%
29791
47%
**23
90%
Shooters World Match Rifle
<<locked>>
81%
35230
56%
**67
99%
Shooters World Precision
<<locked>>
81%
32590
52%
**95
97%
Shooters World Tactical Rifle
<<locked>>
81%
46818
74%
**82
99%
Somchem S321
<<locked>>
81%
41655
66%
**56
99%
Somchem S335
<<locked>>
81%
37768
60%
**28
100%
Somchem S341
<<locked>>
81%
36332
58%
**67
96%
Somchem S355
<<locked>>
81%
29254
46%
**42
95%
[Somchem S365]*
<<locked>>
82%
22031
35%
**04
90%
Vihtavuori N120
<<locked>>
81%
50256
80%
**13
100%
Vihtavuori N130
<<locked>>
81%
42873
68%
**77
100%
Vihtavuori N133
<<locked>>
81%
36042
57%
**91
100%
Vihtavuori N135
<<locked>>
81%
28036
44%
**03
99%
Vihtavuori N140
<<locked>>
81%
33794
54%
**01
99%
[Vihtavuori N150]*
<<locked>>
81%
24845
39%
**24
94%
[Vihtavuori N160]*
<<locked>>
83%
27804
44%
**06
90%
Vihtavuori N530
<<locked>>
81%
40843
65%
**33
99%
Vihtavuori N540
<<locked>>
81%
33518
53%
**18
99%
[Vihtavuori N550]*
<<locked>>
83%
27383
43%
**36
90%
[Vihtavuori N555]*
<<locked>>
93%
25556
40%
**36
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
25135
40%
**18
91%
Winchester 748
<<locked>>
81%
40683
64%
**72
99%
[Winchester 760]*
<<locked>>
88%
34621
55%
**83
90%
Winchester StaBALL Match
<<locked>>
81%
43352
69%
**05
99%

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

bottom of page