top of page

Load data for .33 Nosler + .338 | 250gr | Barnes MRX BT

Recommended Powder(s): Hodgdon H414, Hodgdon Superperformance, Ramshot Hunter, ReloadSwiss RS 70, Winchester 760

.33 Nosler + .338 | 250gr | Barnes MRX BT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 250gr | Barnes MRX BT
Manufacturer SKU:
33869
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.452" | 36.9mm
Caliber:
.33 Nosler load data
Case Length (l3):
2.460" | 62.5mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.622" | 15.8mm
Shank Seated Depth:
0.497" | 12.6mm
Case Capacity:
96.0 Grains of Water | 6.23 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
64977 psi | 4480 bar
LID:
LID_B680_C439
Last updated:
2025-01-01
Recommended Twist Rate:
1:14 - 1:11

Load data for 0 loads in caliber .33 Nosler with .338 | 250gr | Barnes MRX BT bullet and 0 powders such as Hodgdon H414, Hodgdon Superperformance, Ramshot Hunter, ReloadSwiss RS 70, Winchester 760. 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 2208
<<locked>>
88%
58334
90%
**95
100%
ADI AR 2209
<<locked>>
97%
54244
83%
**41
99%
ADI AR 2213
<<locked>>
97%
48689
75%
**82
96%
[ADI AR 2225]*
<<locked>>
97%
31575
49%
**64
93%
Accurate 2700
<<locked>>
88%
58102
89%
**69
99%
Accurate 3100
<<locked>>
97%
48037
74%
**16
99%
Accurate 4064
<<locked>>
86%
57928
89%
**59
100%
Accurate 4350
<<locked>>
93%
58262
90%
**67
100%
[Accurate MAGPRO]*
<<locked>>
97%
46528
72%
**69
94%
Alliant Power Pro 2000-MR
<<locked>>
84%
57841
89%
**20
100%
Alliant Reloder- TS 15.5
<<locked>>
87%
58247
90%
**05
100%
Alliant Reloder-15
<<locked>>
85%
58334
90%
**25
100%
Alliant Reloder-16
<<locked>>
95%
57769
89%
**97
100%
Alliant Reloder-17
<<locked>>
90%
58349
90%
**10
100%
Alliant Reloder-19
<<locked>>
97%
54114
83%
**41
99%
Alliant Reloder-22
<<locked>>
97%
47529
73%
**82
98%
Alliant Reloder-23
<<locked>>
97%
45150
69%
**30
100%
Alliant Reloder-25
<<locked>>
97%
39291
60%
**57
99%
Alliant Reloder-26 👍
<<locked>>
97%
50807
78%
**00
100%
[Baschieri & Pellagri 109]*
<<locked>>
97%
48820
75%
**03
92%
Bofors RP15
<<locked>>
97%
44135
68%
**20
97%
Bofors RP3
<<locked>>
87%
58262
90%
**12
100%
[Bofors RP30]*
<<locked>>
97%
35694
55%
**79
93%
Bofors RP5
<<locked>>
97%
47529
73%
**82
98%
Bofors RP7
<<locked>>
91%
57986
89%
**12
100%
Hodgdon CFE223
<<locked>>
85%
58218
90%
**61
100%
Hodgdon H380
<<locked>>
87%
58189
90%
**25
100%
Hodgdon H414
<<locked>>
89%
57696
89%
**77
100%
Hodgdon H4350 👍
<<locked>>
96%
58320
90%
**35
100%
Hodgdon H4831
<<locked>>
97%
45266
70%
**74
95%
Hodgdon H4831 SC
<<locked>>
97%
50923
78%
**69
96%
Hodgdon Hybrid 100V
<<locked>>
97%
57972
89%
**25
100%
Hodgdon LVR
<<locked>>
92%
58059
89%
**64
100%
[Hodgdon Retumbo]*
<<locked>>
97%
31575
49%
**64
93%
Hodgdon Superperformance 👍
<<locked>>
92%
58436
90%
**23
100%
Hodgdon VARGET
<<locked>>
88%
57986
89%
**95
100%
IMR 3031
<<locked>>
84%
58131
89%
**62
100%
IMR 4064
<<locked>>
88%
57609
89%
**79
100%
IMR 4166 Enduron
<<locked>>
89%
58421
90%
**89
100%
IMR 4350
<<locked>>
95%
58320
90%
**35
100%
IMR 4451 Enduron
<<locked>>
90%
58073
89%
**12
100%
IMR 4831
<<locked>>
97%
54708
84%
**05
100%
IMR 4895
<<locked>>
84%
58407
90%
**28
100%
IMR 4955 Enduron
<<locked>>
97%
50836
78%
**30
96%
IMR 7828 SSC
<<locked>>
97%
50386
78%
**18
97%
Lovex S060
<<locked>>
83%
58349
90%
**49
100%
Lovex S062
<<locked>>
86%
57827
89%
**72
100%
Lovex S065
<<locked>>
92%
58291
90%
**12
100%
Lovex S070
<<locked>>
93%
57943
89%
**31
100%
Lovex S071
<<locked>>
97%
40176
62%
**82
98%
Norma 201
<<locked>>
83%
58320
90%
**69
100%
Norma 203B
<<locked>>
86%
58407
90%
**21
100%
Norma 204
<<locked>>
94%
58131
89%
**67
99%
Norma MRP
<<locked>>
97%
49908
77%
**57
99%
Norma URP
<<locked>>
94%
58276
90%
**64
100%
Ramshot Big Game
<<locked>>
85%
58030
89%
**35
100%
Ramshot Grand
<<locked>>
97%
53490
82%
**80
98%
Ramshot Hunter 👍
<<locked>>
94%
57609
89%
**84
100%
Ramshot Magnum
<<locked>>
97%
45614
70%
**36
98%
ReloadSwiss RS 50
<<locked>>
87%
58189
90%
**18
100%
ReloadSwiss RS 60
<<locked>>
88%
58247
90%
**03
100%
ReloadSwiss RS 62
<<locked>>
93%
57551
89%
**84
100%
ReloadSwiss RS 70 👍
<<locked>>
94%
58059
89%
**40
100%
ReloadSwiss RS 76
<<locked>>
97%
38072
59%
**67
96%
Rottweil R 902
<<locked>>
85%
58305
90%
**62
100%
Rottweil R 903
<<locked>>
89%
58421
90%
**08
100%
Rottweil R 904
<<locked>>
97%
56115
86%
**12
98%
Rottweil R 905
<<locked>>
97%
52794
81%
**18
98%
Rottweil R 907
<<locked>>
91%
57986
89%
**12
100%
SNPE Vectan SP 11
<<locked>>
88%
58146
89%
**41
100%
SNPE Vectan Tubal 5000
<<locked>>
88%
57914
89%
**77
100%
SNPE Vectan Tubal 7000
<<locked>>
92%
57972
89%
**69
100%
Shooters World Long Rifle
<<locked>>
92%
58291
90%
**12
100%
Shooters World Precision
<<locked>>
86%
57827
89%
**72
100%
Somchem S355
<<locked>>
89%
58378
90%
**08
100%
Somchem S361
<<locked>>
97%
58059
89%
**15
97%
Somchem S365
<<locked>>
96%
57667
89%
**74
100%
Somchem S385
<<locked>>
97%
53403
82%
**95
99%
Vihtavuori N133
<<locked>>
85%
58204
90%
**64
100%
Vihtavuori N135
<<locked>>
90%
57841
89%
**13
100%
Vihtavuori N140
<<locked>>
85%
58146
89%
**26
100%
Vihtavuori N150
<<locked>>
94%
58421
90%
**69
100%
Vihtavuori N160
<<locked>>
91%
58146
89%
**31
100%
Vihtavuori N165
<<locked>>
97%
44991
69%
**57
97%
Vihtavuori N540
<<locked>>
85%
58363
90%
**59
100%
Vihtavuori N550
<<locked>>
91%
58305
90%
**71
100%
Vihtavuori N555
<<locked>>
97%
50546
78%
**98
100%
Vihtavuori N560
<<locked>>
97%
48051
74%
**08
96%
[Vihtavuori N565]*
<<locked>>
97%
40393
62%
**64
94%
Winchester 6.5 StaBALL
<<locked>>
93%
58363
90%
**12
100%
Winchester 760
<<locked>>
89%
57696
89%
**77
100%
Winchester StaBALL HD
<<locked>>
97%
39059
60%
**79
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
47514
73%
**48
100%
[ADI AR 2209]*
<<locked>>
81%
32837
51%
**38
92%
[ADI AR 2213]*
<<locked>>
85%
33663
52%
**70
90%
[ADI AR 2225]*
<<locked>>
93%
28210
43%
**69
90%
Accurate 2700
<<locked>>
81%
45672
70%
**85
98%
[Accurate 3100]*
<<locked>>
81%
28123
43%
**16
94%
Accurate 4064
<<locked>>
81%
50328
77%
**64
100%
Accurate 4350
<<locked>>
81%
38421
59%
**56
99%
[Accurate MAGPRO]*
<<locked>>
91%
37768
58%
**02
90%
Alliant Power Pro 2000-MR
<<locked>>
81%
52620
81%
**48
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
47892
74%
**67
100%
Alliant Reloder-15
<<locked>>
81%
51314
79%
**33
100%
Alliant Reloder-16
<<locked>>
81%
37362
58%
**65
99%
Alliant Reloder-17
<<locked>>
81%
42322
65%
**74
100%
[Alliant Reloder-19]*
<<locked>>
81%
32605
50%
**31
92%
[Alliant Reloder-22]*
<<locked>>
81%
28950
45%
**75
90%
Alliant Reloder-23
<<locked>>
81%
27441
42%
**46
97%
[Alliant Reloder-25]*
<<locked>>
81%
24279
37%
**47
90%
Alliant Reloder-26
<<locked>>
81%
29196
45%
**51
96%
[Baschieri & Pellagri 109]*
<<locked>>
93%
42859
66%
**88
90%
[Bofors RP15]*
<<locked>>
84%
29443
45%
**85
90%
Bofors RP3
<<locked>>
81%
48312
74%
**80
100%
[Bofors RP30]*
<<locked>>
93%
31372
48%
**70
90%
[Bofors RP5]*
<<locked>>
81%
28950
45%
**75
90%
Bofors RP7
<<locked>>
81%
42540
65%
**69
97%
Hodgdon CFE223
<<locked>>
81%
50488
78%
**56
100%
Hodgdon H380
<<locked>>
81%
48588
75%
**90
100%
Hodgdon H414
<<locked>>
81%
43932
68%
**67
98%
Hodgdon H4350
<<locked>>
81%
36201
56%
**67
95%
[Hodgdon H4831]*
<<locked>>
88%
34374
53%
**54
90%
[Hodgdon H4831 SC]*
<<locked>>
85%
34374
53%
**54
90%
Hodgdon Hybrid 100V
<<locked>>
81%
34983
54%
**70
99%
Hodgdon LVR
<<locked>>
81%
41220
63%
**05
99%
[Hodgdon Retumbo]*
<<locked>>
93%
28210
43%
**69
90%
Hodgdon Superperformance
<<locked>>
81%
39276
60%
**11
97%
Hodgdon VARGET
<<locked>>
81%
47195
73%
**44
100%
IMR 3031
<<locked>>
81%
52808
81%
**00
100%
IMR 4064
<<locked>>
81%
46746
72%
**28
100%
IMR 4166 Enduron
<<locked>>
81%
45948
71%
**02
98%
IMR 4350
<<locked>>
81%
38203
59%
**03
96%
IMR 4451 Enduron
<<locked>>
81%
44048
68%
**92
98%
IMR 4831
<<locked>>
81%
33533
52%
**41
98%
IMR 4895
<<locked>>
81%
52707
81%
**56
100%
[IMR 4955 Enduron]*
<<locked>>
83%
33359
51%
**92
90%
[IMR 7828 SSC]*
<<locked>>
85%
33315
51%
**74
90%
Lovex S060
<<locked>>
81%
54752
84%
**03
100%
Lovex S062
<<locked>>
81%
50212
77%
**70
100%
Lovex S065
<<locked>>
81%
41452
64%
**46
99%
Lovex S070
<<locked>>
81%
39595
61%
**29
97%
[Lovex S071]*
<<locked>>
81%
24120
37%
**08
91%
Norma 201
<<locked>>
81%
54708
84%
**23
100%
Norma 203B
<<locked>>
81%
50807
78%
**20
100%
[Norma 204]*
<<locked>>
81%
37565
58%
**26
94%
[Norma MRP]*
<<locked>>
81%
29486
45%
**18
92%
Norma URP
<<locked>>
81%
38014
59%
**46
99%
Ramshot Big Game
<<locked>>
81%
50966
78%
**43
100%
[Ramshot Grand]*
<<locked>>
84%
33170
51%
**83
90%
Ramshot Hunter
<<locked>>
81%
36927
57%
**39
97%
[Ramshot Magnum]*
<<locked>>
84%
28514
44%
**56
90%
ReloadSwiss RS 50
<<locked>>
81%
48834
75%
**80
99%
ReloadSwiss RS 60
<<locked>>
81%
44962
69%
**20
100%
ReloadSwiss RS 62
<<locked>>
81%
38029
59%
**75
99%
ReloadSwiss RS 70
<<locked>>
81%
37028
57%
**85
98%
[ReloadSwiss RS 76]*
<<locked>>
89%
28790
44%
**11
90%
Rottweil R 902
<<locked>>
81%
51982
80%
**80
100%
Rottweil R 903
<<locked>>
81%
45469
70%
**31
100%
[Rottweil R 904]*
<<locked>>
81%
33982
52%
**21
91%
[Rottweil R 905]*
<<locked>>
81%
31531
49%
**15
92%
Rottweil R 907
<<locked>>
81%
42540
65%
**69
97%
SNPE Vectan SP 11
<<locked>>
81%
46659
72%
**80
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
46876
72%
**39
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
40785
63%
**00
97%
Shooters World Long Rifle
<<locked>>
81%
41452
64%
**46
99%
Shooters World Precision
<<locked>>
81%
50212
77%
**70
100%
Somchem S355
<<locked>>
81%
45818
71%
**31
100%
[Somchem S361]*
<<locked>>
81%
34519
53%
**11
90%
Somchem S365
<<locked>>
81%
34563
53%
**16
100%
[Somchem S385]*
<<locked>>
81%
32097
49%
**08
94%
Vihtavuori N133
<<locked>>
81%
52446
81%
**98
100%
Vihtavuori N135
<<locked>>
81%
44875
69%
**46
100%
Vihtavuori N140
<<locked>>
81%
51851
80%
**51
100%
Vihtavuori N150
<<locked>>
81%
39233
60%
**93
100%
Vihtavuori N160
<<locked>>
81%
41234
63%
**79
99%
[Vihtavuori N165]*
<<locked>>
81%
27267
42%
**73
90%
Vihtavuori N540
<<locked>>
81%
51488
79%
**74
100%
Vihtavuori N550
<<locked>>
81%
41582
64%
**11
99%
Vihtavuori N555
<<locked>>
81%
30182
46%
**15
97%
[Vihtavuori N560]*
<<locked>>
86%
33852
52%
**10
90%
[Vihtavuori N565]*
<<locked>>
91%
32576
50%
**90
90%
Winchester 6.5 StaBALL
<<locked>>
81%
38667
60%
**23
100%
Winchester 760
<<locked>>
81%
43932
68%
**67
98%
Winchester StaBALL HD
<<locked>>
81%
24149
37%
**23
96%

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