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Load data for .33 Nosler + .338 | 250gr | A-Square LionLoad

Recommended Powder(s):

.33 Nosler + .338 | 250gr | A-Square LionLoad

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 250gr | A-Square LionLoad
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.000" | 25.4mm
Caliber:
.33 Nosler load data
Case Length (l3):
2.460" | 62.5mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
96.0 Grains of Water | 6.23 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
65000 psi | 4482 bar
LID:
LID_B383_C439
Last updated:
2026-01-20

Load data for 162 loads in caliber .33 Nosler with .338 | 250gr | A-Square LionLoad bullet and 81 powder(s). 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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  • 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 AR 2208
84%
89%
100%
ADI AR 2209
95%
90%
99%
ADI AR 2213
97%
85%
98%
ADI AR 2217
97%
62%
95%
ADI AR 2225
97%
55%
97%
Accurate 2700
85%
90%
100%
Accurate 3100
97%
84%
100%
Accurate 4350
89%
89%
100%
Accurate MAGPRO
97%
83%
97%
Alliant Reloder- TS 15.5
84%
90%
100%
Alliant Reloder-16
91%
89%
100%
Alliant Reloder-17
86%
89%
100%
Alliant Reloder-19
96%
90%
99%
Alliant Reloder-22
97%
84%
99%
Alliant Reloder-23
97%
81%
100%
Alliant Reloder-25
97%
70%
100%
Alliant Reloder-26
96%
89%
100%
Baschieri & Pellagri 109
97%
83%
95%
Bofors RP15
97%
77%
99%
Bofors RP3
83%
89%
100%
Bofors RP30
97%
63%
96%
Bofors RP5
97%
84%
99%
Bofors RP7
88%
89%
100%
Hodgdon H1000
97%
62%
95%
Hodgdon H380
83%
90%
100%
Hodgdon H414
86%
90%
100%
Hodgdon H4350
93%
90%
100%
Hodgdon H4831
97%
78%
97%
Hodgdon H4831 SC
97%
89%
98%
Hodgdon Hybrid 100V
93%
90%
100%
Hodgdon LVR
88%
90%
100%
Hodgdon Retumbo
97%
55%
97%
Hodgdon Superperformance
88%
89%
100%
Hodgdon VARGET
85%
89%
100%
IMR 4064
85%
90%
100%
IMR 4166 Enduron
86%
89%
100%
IMR 4350
91%
90%
100%
IMR 4451 Enduron
87%
89%
100%
IMR 4831
95%
89%
100%
IMR 4955 Enduron
97%
87%
98%
IMR 7828 SSC
97%
88%
99%
Lovex S065
89%
90%
100%
Lovex S070
90%
89%
100%
Lovex S071
97%
71%
99%
Norma 204
90%
89%
99%
Norma 217
97%
49%
94%
Norma MRP
97%
89%
100%
Norma URP
90%
89%
100%
Ramshot Grand
96%
90%
99%
Ramshot Hunter
91%
89%
100%
Ramshot Magnum
97%
82%
99%
ReloadSwiss RS 50
83%
90%
100%
ReloadSwiss RS 60
85%
89%
100%
ReloadSwiss RS 62
90%
90%
100%
ReloadSwiss RS 70
90%
89%
100%
ReloadSwiss RS 76
97%
68%
99%
ReloadSwiss RS 80
97%
60%
93%
Rottweil R 903
85%
89%
100%
Rottweil R 904
94%
90%
99%
Rottweil R 905
96%
90%
100%
Rottweil R 907
88%
89%
100%
SNPE Vectan SP 11
84%
90%
100%
SNPE Vectan Tubal 5000
85%
89%
100%
SNPE Vectan Tubal 7000
89%
90%
100%
Shooters World Long Rifle
89%
90%
100%
Somchem S355
85%
90%
100%
Somchem S361
93%
89%
98%
Somchem S365
92%
89%
100%
Somchem S385
95%
89%
100%
Vihtavuori N135
86%
89%
100%
Vihtavuori N150
90%
89%
100%
Vihtavuori N160
88%
89%
100%
Vihtavuori N165
97%
78%
99%
Vihtavuori N550
87%
89%
100%
Vihtavuori N555
97%
90%
100%
Vihtavuori N560
97%
84%
98%
Vihtavuori N565
97%
72%
97%
Vihtavuori N568
97%
63%
93%
Winchester 6.5 StaBALL
89%
89%
100%
Winchester 760
86%
90%
100%
Winchester StaBALL HD
97%
74%
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
52344
81%
***
100%
ADI AR 2209
<<locked>>
81%
36608
56%
***
95%
[ADI AR 2213]*
<<locked>>
81%
32692
50%
***
91%
[ADI AR 2217]*
<<locked>>
89%
31792
49%
***
90%
[ADI AR 2225]*
<<locked>>
87%
26527
41%
***
90%
Accurate 2700
<<locked>>
81%
50314
77%
***
99%
Accurate 3100
<<locked>>
81%
32300
50%
***
96%
Accurate 4350
<<locked>>
81%
43671
67%
***
100%
[Accurate MAGPRO]*
<<locked>>
85%
35375
54%
***
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
53374
82%
***
100%
Alliant Reloder-16
<<locked>>
81%
41872
64%
***
100%
Alliant Reloder-17
<<locked>>
81%
48254
74%
***
100%
Alliant Reloder-19
<<locked>>
81%
36535
56%
***
95%
[Alliant Reloder-22]*
<<locked>>
81%
32271
50%
***
93%
Alliant Reloder-23
<<locked>>
81%
31096
48%
***
99%
[Alliant Reloder-25]*
<<locked>>
81%
27224
42%
***
94%
Alliant Reloder-26
<<locked>>
81%
33359
51%
***
98%
[Baschieri & Pellagri 109]*
<<locked>>
87%
39914
61%
***
90%
[Bofors RP15]*
<<locked>>
81%
30124
46%
***
92%
Bofors RP3
<<locked>>
81%
54143
83%
***
100%
[Bofors RP30]*
<<locked>>
86%
29385
45%
***
90%
[Bofors RP5]*
<<locked>>
81%
32271
50%
***
93%
Bofors RP7
<<locked>>
81%
47065
72%
***
99%
[Hodgdon H1000]*
<<locked>>
89%
31792
49%
***
90%
Hodgdon H380
<<locked>>
81%
54389
84%
***
100%
Hodgdon H414
<<locked>>
81%
49501
76%
***
99%
Hodgdon H4350
<<locked>>
81%
40277
62%
***
97%
[Hodgdon H4831]*
<<locked>>
82%
31952
49%
***
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
34345
53%
***
91%
Hodgdon Hybrid 100V
<<locked>>
81%
39436
61%
***
100%
Hodgdon LVR
<<locked>>
81%
46325
71%
***
100%
[Hodgdon Retumbo]*
<<locked>>
87%
26527
41%
***
90%
Hodgdon Superperformance
<<locked>>
81%
44454
68%
***
99%
Hodgdon VARGET
<<locked>>
81%
51764
80%
***
100%
IMR 4064
<<locked>>
81%
51474
79%
***
100%
IMR 4166 Enduron
<<locked>>
81%
50198
77%
***
99%
IMR 4350
<<locked>>
81%
42293
65%
***
98%
IMR 4451 Enduron
<<locked>>
81%
48530
75%
***
99%
IMR 4831
<<locked>>
81%
37884
58%
***
99%
[IMR 4955 Enduron]*
<<locked>>
81%
34824
54%
***
92%
[IMR 7828 SSC]*
<<locked>>
81%
33228
51%
***
91%
Lovex S065
<<locked>>
81%
45861
71%
***
100%
Lovex S070
<<locked>>
81%
44019
68%
***
99%
[Lovex S071]*
<<locked>>
81%
27833
43%
***
94%
Norma 204
<<locked>>
81%
41959
65%
***
97%
[Norma 217]*
<<locked>>
91%
26716
41%
***
90%
Norma MRP
<<locked>>
81%
33518
52%
***
96%
Norma URP
<<locked>>
81%
43047
66%
***
100%
[Ramshot Grand]*
<<locked>>
81%
34200
53%
***
92%
Ramshot Hunter
<<locked>>
81%
41727
64%
***
99%
[Ramshot Magnum]*
<<locked>>
81%
29718
46%
***
92%
ReloadSwiss RS 50
<<locked>>
81%
54099
83%
***
100%
ReloadSwiss RS 60
<<locked>>
81%
51198
79%
***
100%
ReloadSwiss RS 62
<<locked>>
81%
43395
67%
***
100%
ReloadSwiss RS 70
<<locked>>
81%
41843
64%
***
100%
[ReloadSwiss RS 76]*
<<locked>>
83%
26919
41%
***
90%
[ReloadSwiss RS 80]*
<<locked>>
93%
33924
52%
***
90%
Rottweil R 903
<<locked>>
81%
50879
78%
***
100%
[Rottweil R 904]*
<<locked>>
81%
38174
59%
***
94%
Rottweil R 905
<<locked>>
81%
35621
55%
***
95%
Rottweil R 907
<<locked>>
81%
47065
72%
***
99%
SNPE Vectan SP 11
<<locked>>
81%
52127
80%
***
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
51619
79%
***
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
45005
69%
***
99%
Shooters World Long Rifle
<<locked>>
81%
45861
71%
***
100%
Somchem S355
<<locked>>
81%
50807
78%
***
100%
[Somchem S361]*
<<locked>>
81%
38667
60%
***
93%
Somchem S365
<<locked>>
81%
39494
61%
***
100%
Somchem S385
<<locked>>
81%
36506
56%
***
96%
Vihtavuori N135
<<locked>>
81%
49516
76%
***
100%
Vihtavuori N150
<<locked>>
81%
43859
68%
***
100%
Vihtavuori N160
<<locked>>
81%
46296
71%
***
100%
[Vihtavuori N165]*
<<locked>>
81%
30501
47%
***
93%
Vihtavuori N550
<<locked>>
81%
47050
72%
***
100%
Vihtavuori N555
<<locked>>
81%
34751
53%
***
99%
[Vihtavuori N560]*
<<locked>>
81%
32561
50%
***
91%
[Vihtavuori N565]*
<<locked>>
85%
30850
47%
***
90%
[Vihtavuori N568]*
<<locked>>
92%
35157
54%
***
90%
Winchester 6.5 StaBALL
<<locked>>
81%
43497
67%
***
100%
Winchester 760
<<locked>>
81%
49501
76%
***
99%
Winchester StaBALL HD
<<locked>>
81%
25454
39%
***
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

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