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Load data for .338 Lapua Mag. + .338 | 250gr | Hornady BTHP

Recommended Powder(s): ADI AR 2209, Alliant Reloder-22, IMR 7828 SSC, Norma MRP, Ramshot Magnum

.338 Lapua Mag. + .338 | 250gr | Hornady BTHP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 250gr | Hornady BTHP
Manufacturer SKU:
33361
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.546" | 39.3mm
Caliber:
.338 Lapua Mag. load data
Case Length (l3):
2.724" | 69.2mm
Cartridge Length (C.O.L.):
3.626" | 92.1mm
Seated Depth:
0.644" | 16.4mm
Shank Seated Depth:
0.465" | 11.8mm
Case Capacity:
114.0 Grains of Water | 7.40 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
60916 psi | 4200 bar
LID:
LID_B2754_C454
Last updated:
2025-02-02
Recommended Twist Rate:
1:12 - 1:10

Load data for 120 loads in caliber .338 Lapua Mag. with .338 | 250gr | Hornady BTHP bullet and 60 powders such as ADI AR 2209, Alliant Reloder-22, IMR 7828 SSC, Norma MRP, Ramshot Magnum. 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".

  • Muzzle velocity vs. barrel length

    Every 1 inch additional barrel length increases muzzle velocity by approx. 31.2 fps

  • .

    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 2209 👍
<<locked>>
90%
54607
90%
**03
100%
ADI AR 2213
<<locked>>
93%
54433
89%
**43
99%
ADI AR 2217
<<locked>>
97%
44918
74%
**75
98%
ADI AR 2225
<<locked>>
97%
40277
66%
**39
99%
Accurate 3100
<<locked>>
93%
54607
90%
**51
100%
Accurate 4350
<<locked>>
85%
54723
90%
**57
100%
Accurate MAGPRO
<<locked>>
94%
54360
89%
**46
98%
Alliant Reloder-16
<<locked>>
86%
54273
89%
**90
100%
Alliant Reloder-19
<<locked>>
90%
54476
89%
**97
100%
Alliant Reloder-22 👍
<<locked>>
93%
54447
89%
**33
100%
Alliant Reloder-23
<<locked>>
95%
54708
90%
**94
100%
Alliant Reloder-25
<<locked>>
97%
50734
83%
**00
100%
Alliant Reloder-26
<<locked>>
90%
54041
89%
**62
100%
[Alliant Reloder-33]*
<<locked>>
97%
41191
68%
**69
92%
Hodgdon H1000
<<locked>>
97%
44918
74%
**75
98%
Hodgdon H4350
<<locked>>
88%
54534
90%
**38
100%
Hodgdon H4831
<<locked>>
96%
54302
89%
**80
98%
Hodgdon H4831 SC
<<locked>>
92%
54447
89%
**80
98%
Hodgdon Hybrid 100V
<<locked>>
88%
54128
89%
**15
100%
Hodgdon LVR
<<locked>>
83%
54549
90%
**64
100%
Hodgdon Retumbo
<<locked>>
97%
40277
66%
**39
99%
Hodgdon Superperformance
<<locked>>
83%
54346
89%
**17
100%
IMR 4350
<<locked>>
86%
54723
90%
**44
100%
IMR 4831
<<locked>>
89%
54389
89%
**48
100%
IMR 4955 Enduron
<<locked>>
93%
54462
89%
**48
99%
IMR 7828 SSC 👍
<<locked>>
92%
54447
89%
**53
99%
[IMR 7977 Enduron]*
<<locked>>
97%
53127
87%
**82
92%
IMR 8133 Enduron
<<locked>>
97%
36085
59%
**44
95%
Lovex S065
<<locked>>
84%
54128
89%
**05
100%
Lovex S070
<<locked>>
85%
54534
90%
**38
100%
Lovex S071
<<locked>>
97%
51663
85%
**12
100%
Norma 204
<<locked>>
86%
54607
90%
**80
99%
Norma 217
<<locked>>
97%
36230
59%
**74
97%
Norma MRP 👍
<<locked>>
92%
54737
90%
**62
100%
Norma URP
<<locked>>
85%
54534
90%
**64
100%
Ramshot Hunter
<<locked>>
86%
54679
90%
**90
100%
Ramshot Magnum 👍
<<locked>>
94%
54418
89%
**23
100%
ReloadSwiss RS 14
<<locked>>
96%
36318
60%
**73
100%
ReloadSwiss RS 62
<<locked>>
85%
54752
90%
**84
100%
ReloadSwiss RS 70
<<locked>>
85%
54404
89%
**26
100%
ReloadSwiss RS 76
<<locked>>
97%
49588
81%
**49
100%
ReloadSwiss RS 80
<<locked>>
97%
45121
74%
**44
96%
Rottweil R 904
<<locked>>
89%
54433
89%
**57
99%
Rottweil R 905
<<locked>>
90%
54244
89%
**94
100%
Rottweil R 907
<<locked>>
83%
54766
90%
**25
100%
SNPE Vectan Tubal 7000
<<locked>>
84%
54404
89%
**79
100%
Shooters World Long Rifle
<<locked>>
84%
54128
89%
**05
100%
Somchem S361
<<locked>>
89%
54462
89%
**25
98%
Somchem S365
<<locked>>
87%
54418
89%
**61
100%
Somchem S385
<<locked>>
90%
54491
89%
**61
100%
Vihtavuori N150
<<locked>>
86%
54752
90%
**66
100%
Vihtavuori N160
<<locked>>
83%
54650
90%
**25
100%
Vihtavuori N165
<<locked>>
96%
54186
89%
**44
100%
Vihtavuori N555
<<locked>>
91%
54331
89%
**87
100%
Vihtavuori N560
<<locked>>
93%
54433
89%
**62
99%
Vihtavuori N565
<<locked>>
97%
53026
87%
**20
99%
Vihtavuori N568
<<locked>>
97%
46427
76%
**54
96%
[Vihtavuori N570]*
<<locked>>
97%
44280
73%
**38
93%
Winchester 6.5 StaBALL
<<locked>>
85%
54491
89%
**98
100%
Winchester StaBALL HD
<<locked>>
96%
54534
90%
**95
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
40292
66%
**54
97%
[ADI AR 2213]*
<<locked>>
81%
36013
59%
**88
94%
[ADI AR 2217]*
<<locked>>
84%
29283
48%
**05
90%
[ADI AR 2225]*
<<locked>>
81%
24453
40%
**03
90%
Accurate 3100
<<locked>>
81%
36042
59%
**36
98%
Accurate 4350
<<locked>>
81%
48312
79%
**69
100%
[Accurate MAGPRO]*
<<locked>>
81%
34896
57%
**79
91%
Alliant Reloder-16
<<locked>>
81%
46369
76%
**75
100%
Alliant Reloder-19
<<locked>>
81%
40248
66%
**48
97%
Alliant Reloder-22
<<locked>>
81%
35998
59%
**95
96%
Alliant Reloder-23
<<locked>>
81%
34621
57%
**62
100%
Alliant Reloder-25
<<locked>>
81%
30168
50%
**87
97%
Alliant Reloder-26
<<locked>>
81%
38116
63%
**00
100%
[Alliant Reloder-33]*
<<locked>>
94%
37405
61%
**80
90%
[Hodgdon H1000]*
<<locked>>
84%
29283
48%
**05
90%
Hodgdon H4350
<<locked>>
81%
44048
72%
**74
99%
[Hodgdon H4831]*
<<locked>>
81%
33997
56%
**97
92%
[Hodgdon H4831 SC]*
<<locked>>
81%
37855
62%
**88
94%
Hodgdon Hybrid 100V
<<locked>>
81%
43874
72%
**64
100%
Hodgdon LVR
<<locked>>
81%
50604
83%
**05
100%
[Hodgdon Retumbo]*
<<locked>>
81%
24453
40%
**03
90%
Hodgdon Superperformance
<<locked>>
81%
49748
82%
**41
100%
IMR 4350
<<locked>>
81%
46267
76%
**07
99%
IMR 4831
<<locked>>
81%
41814
69%
**44
100%
[IMR 4955 Enduron]*
<<locked>>
81%
37855
62%
**56
94%
IMR 7828 SSC
<<locked>>
81%
36767
60%
**21
95%
[IMR 7977 Enduron]*
<<locked>>
93%
47094
77%
**87
90%
[IMR 8133 Enduron]*
<<locked>>
89%
28268
46%
**41
90%
Lovex S065
<<locked>>
81%
49908
82%
**43
100%
Lovex S070
<<locked>>
81%
48095
79%
**39
100%
Lovex S071
<<locked>>
81%
31067
51%
**24
97%
Norma 204
<<locked>>
81%
46282
76%
**46
98%
[Norma 217]*
<<locked>>
85%
24714
41%
**46
90%
Norma MRP
<<locked>>
81%
37536
62%
**57
98%
Norma URP
<<locked>>
81%
47340
78%
**59
100%
Ramshot Hunter
<<locked>>
81%
46195
76%
**52
100%
Ramshot Magnum
<<locked>>
81%
33301
55%
**36
96%
ReloadSwiss RS 14
<<locked>>
93%
34403
56%
**40
100%
ReloadSwiss RS 62
<<locked>>
81%
48399
79%
**92
100%
ReloadSwiss RS 70
<<locked>>
81%
46499
76%
**08
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
28427
47%
**64
93%
[ReloadSwiss RS 80]*
<<locked>>
87%
31531
52%
**39
90%
Rottweil R 904
<<locked>>
81%
41655
68%
**38
96%
Rottweil R 905
<<locked>>
81%
39711
65%
**41
97%
Rottweil R 907
<<locked>>
81%
50923
84%
**72
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
48791
80%
**00
100%
Shooters World Long Rifle
<<locked>>
81%
49908
82%
**43
100%
Somchem S361
<<locked>>
81%
42409
70%
**28
96%
Somchem S365
<<locked>>
81%
44454
73%
**16
100%
Somchem S385
<<locked>>
81%
40277
66%
**28
98%
Vihtavuori N150
<<locked>>
81%
47572
78%
**64
100%
Vihtavuori N160
<<locked>>
81%
50691
83%
**75
100%
Vihtavuori N165
<<locked>>
81%
33823
56%
**80
96%
Vihtavuori N555
<<locked>>
81%
39015
64%
**34
100%
[Vihtavuori N560]*
<<locked>>
81%
36071
59%
**11
94%
[Vihtavuori N565]*
<<locked>>
81%
30792
51%
**77
91%
[Vihtavuori N568]*
<<locked>>
87%
32648
54%
**49
90%
[Vihtavuori N570]*
<<locked>>
92%
38116
63%
**07
90%
Winchester 6.5 StaBALL
<<locked>>
81%
47819
79%
**13
100%
Winchester StaBALL HD
<<locked>>
81%
30298
50%
**85
100%

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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