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Load data for .33 Win. + .338 | 250gr | Nosler Partition SP

Recommended Powder(s): Accurate 2520, Accurate 4064, IMR 3031, Vihtavuori N540, Winchester 748

.33 Win. + .338 | 250gr | Nosler Partition SP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 250gr | Nosler Partition SP
Manufacturer SKU:
35644
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.375" | 34.9mm
Caliber:
.33 Win. load data
Case Length (l3):
2.104" | 53.4mm
Cartridge Length (C.O.L.):
2.753" | 69.9mm
Seated Depth:
0.726" | 18.4mm
Shank Seated Depth:
0.726" | 18.4mm
Case Capacity:
63.0 Grains of Water | 4.09 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
44237 psi | 3050 bar
LID:
LID_B4147_C441
Last updated:
2025-01-01

Load data for 124 loads in caliber .33 Win. with .338 | 250gr | Nosler Partition SP bullet and 62 powders such as Accurate 2520, Accurate 4064, IMR 3031, Vihtavuori N540, Winchester 748. 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 2206H
<<locked>>
87%
39610
90%
**80
97%
ADI AR 2208
<<locked>>
91%
39233
89%
**54
95%
Accurate 2200
<<locked>>
85%
39726
90%
**37
95%
Accurate 2495
<<locked>>
87%
39450
89%
**96
100%
Accurate 2520 👍
<<locked>>
87%
39523
89%
**00
99%
Accurate 4064 👍
<<locked>>
93%
39697
90%
**13
100%
[Accurate 4350]*
<<locked>>
97%
31763
72%
**11
92%
Alliant AR-Comp
<<locked>>
86%
39363
89%
**83
100%
Alliant Reloder- TS 15.5
<<locked>>
94%
39726
90%
**10
98%
Alliant Reloder-15
<<locked>>
90%
39030
88%
**90
96%
[Alliant Reloder-16]*
<<locked>>
96%
34418
78%
**24
92%
Alliant Reloder-17
<<locked>>
97%
38856
88%
**42
96%
Baschieri & Pellagri 107
<<locked>>
88%
39566
89%
**93
95%
Hodgdon BL-C2
<<locked>>
86%
39421
89%
**13
98%
Hodgdon CFE223
<<locked>>
92%
39755
90%
**26
95%
[Hodgdon H380]*
<<locked>>
92%
39291
89%
**87
94%
[Hodgdon Hybrid 100V]*
<<locked>>
97%
31198
71%
**42
93%
[Hodgdon LVR]*
<<locked>>
97%
37536
85%
**80
93%
Hodgdon VARGET
<<locked>>
92%
39581
89%
**60
96%
IMR 3031 👍
<<locked>>
90%
38943
88%
**06
100%
IMR 4064
<<locked>>
92%
39160
89%
**47
96%
IMR 4895
<<locked>>
90%
39001
88%
**03
97%
IMR 8208 XBR
<<locked>>
84%
39204
89%
**47
98%
Lovex D073.6
<<locked>>
89%
39523
89%
**00
99%
Lovex S060
<<locked>>
85%
39552
89%
**11
96%
Lovex S062
<<locked>>
91%
38972
88%
**64
98%
[Lovex S065]*
<<locked>>
96%
37753
85%
**31
92%
Norma 201
<<locked>>
87%
39639
90%
**57
98%
Norma 202
<<locked>>
87%
39044
88%
**64
99%
Norma 203B
<<locked>>
91%
39131
88%
**00
97%
[Norma URP]*
<<locked>>
96%
33533
76%
**18
92%
Ramshot Big Game
<<locked>>
91%
39276
89%
**13
96%
[Ramshot TAC]*
<<locked>>
84%
39073
88%
**37
93%
Ramshot Wild Boar
<<locked>>
86%
39552
89%
**87
96%
[ReloadSwiss RS 50]*
<<locked>>
91%
39175
89%
**51
92%
ReloadSwiss RS 52
<<locked>>
92%
39218
89%
**36
98%
ReloadSwiss RS 60
<<locked>>
97%
38000
86%
**36
97%
Rottweil R 901
<<locked>>
84%
39436
89%
**34
99%
Rottweil R 902
<<locked>>
89%
39595
90%
**51
98%
Rottweil R 903
<<locked>>
96%
38841
88%
**00
97%
SNPE Vectan SP 11
<<locked>>
94%
39639
90%
**23
96%
[SNPE Vectan SP 7]*
<<locked>>
86%
39305
89%
**57
94%
SNPE Vectan SP 9
<<locked>>
88%
39798
90%
**83
97%
SNPE Vectan Tubal 3000
<<locked>>
86%
39624
90%
**98
99%
SNPE Vectan Tubal 5000
<<locked>>
92%
39726
90%
**14
100%
[Shooters World Long Rifle]*
<<locked>>
96%
37753
85%
**31
92%
Shooters World Match Rifle
<<locked>>
89%
39523
89%
**00
99%
Shooters World Precision
<<locked>>
91%
38972
88%
**64
98%
Somchem S335
<<locked>>
86%
39305
89%
**11
100%
Somchem S341
<<locked>>
87%
39552
89%
**67
96%
Somchem S355
<<locked>>
95%
39320
89%
**93
97%
Somchem S365
<<locked>>
97%
30124
68%
**78
95%
Vihtavuori N133
<<locked>>
88%
39639
90%
**05
100%
Vihtavuori N135
<<locked>>
96%
39015
88%
**60
100%
Vihtavuori N140
<<locked>>
90%
39595
90%
**60
100%
Vihtavuori N150
<<locked>>
96%
35012
79%
**98
97%
[Vihtavuori N160]*
<<locked>>
97%
37101
84%
**51
93%
Vihtavuori N530
<<locked>>
83%
39624
90%
**67
98%
Vihtavuori N540 👍
<<locked>>
90%
38972
88%
**73
99%
[Vihtavuori N550]*
<<locked>>
96%
36695
83%
**87
94%
Winchester 6.5 StaBALL
<<locked>>
97%
37202
84%
**24
96%
Winchester 748 👍
<<locked>>
84%
39088
88%
**03
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
81%
33069
75%
**55
94%
[ADI AR 2208]*
<<locked>>
81%
28631
65%
**44
91%
[Accurate 2200]*
<<locked>>
81%
35447
80%
**65
93%
Accurate 2495
<<locked>>
81%
31734
72%
**69
100%
Accurate 2520
<<locked>>
81%
32808
74%
**88
98%
Accurate 4064
<<locked>>
81%
26716
60%
**67
97%
[Accurate 4350]*
<<locked>>
93%
28384
64%
**36
90%
Alliant AR-Comp
<<locked>>
81%
33330
75%
**91
100%
[Alliant Reloder- TS 15.5]*
<<locked>>
81%
27093
61%
**57
93%
[Alliant Reloder-15]*
<<locked>>
81%
29225
66%
**96
92%
[Alliant Reloder-16]*
<<locked>>
93%
31502
71%
**55
90%
[Alliant Reloder-17]*
<<locked>>
86%
27528
62%
**96
90%
[Baschieri & Pellagri 107]*
<<locked>>
81%
32097
73%
**49
92%
Hodgdon BL-C2
<<locked>>
81%
32924
74%
**98
96%
[Hodgdon CFE223]*
<<locked>>
82%
29501
67%
**19
90%
[Hodgdon H380]*
<<locked>>
84%
29675
67%
**03
90%
[Hodgdon Hybrid 100V]*
<<locked>>
91%
26179
59%
**27
90%
[Hodgdon LVR]*
<<locked>>
92%
32039
72%
**65
90%
[Hodgdon VARGET]*
<<locked>>
81%
28442
64%
**41
91%
IMR 3031
<<locked>>
81%
29443
67%
**29
99%
[IMR 4064]*
<<locked>>
81%
27746
63%
**24
91%
[IMR 4895]*
<<locked>>
81%
29733
67%
**23
93%
IMR 8208 XBR
<<locked>>
81%
35012
79%
**75
97%
Lovex D073.6
<<locked>>
81%
30530
69%
**42
97%
Lovex S060
<<locked>>
81%
34476
78%
**19
95%
Lovex S062
<<locked>>
81%
28935
65%
**73
95%
[Lovex S065]*
<<locked>>
91%
32430
73%
**32
90%
Norma 201
<<locked>>
81%
32343
73%
**26
96%
Norma 202
<<locked>>
81%
32416
73%
**46
98%
[Norma 203B]*
<<locked>>
81%
28514
64%
**90
92%
[Norma URP]*
<<locked>>
93%
29907
68%
**39
90%
[Ramshot Big Game]*
<<locked>>
81%
28529
65%
**93
91%
[Ramshot TAC]*
<<locked>>
81%
35012
79%
**69
92%
[Ramshot Wild Boar]*
<<locked>>
81%
33779
76%
**82
94%
[ReloadSwiss RS 50]*
<<locked>>
88%
34983
79%
**78
90%
[ReloadSwiss RS 52]*
<<locked>>
81%
27441
62%
**93
94%
[ReloadSwiss RS 60]*
<<locked>>
85%
26440
60%
**64
90%
Rottweil R 901
<<locked>>
81%
35998
81%
**78
99%
Rottweil R 902
<<locked>>
81%
30937
70%
**93
95%
[Rottweil R 903]*
<<locked>>
81%
24221
55%
**01
91%
[SNPE Vectan SP 11]*
<<locked>>
81%
26353
60%
**44
90%
[SNPE Vectan SP 7]*
<<locked>>
81%
32605
74%
**36
91%
[SNPE Vectan SP 9]*
<<locked>>
81%
31908
72%
**36
94%
SNPE Vectan Tubal 3000
<<locked>>
81%
34650
78%
**13
99%
SNPE Vectan Tubal 5000
<<locked>>
81%
27920
63%
**08
98%
[Shooters World Long Rifle]*
<<locked>>
91%
32430
73%
**32
90%
Shooters World Match Rifle
<<locked>>
81%
30530
69%
**42
97%
Shooters World Precision
<<locked>>
81%
28935
65%
**73
95%
Somchem S335
<<locked>>
81%
33692
76%
**16
99%
[Somchem S341]*
<<locked>>
81%
32358
73%
**39
94%
[Somchem S355]*
<<locked>>
81%
25469
58%
**11
91%
[Somchem S365]*
<<locked>>
89%
23786
54%
**11
90%
Vihtavuori N133
<<locked>>
81%
32039
72%
**80
100%
Vihtavuori N135
<<locked>>
81%
24772
56%
**95
98%
Vihtavuori N140
<<locked>>
81%
30153
68%
**90
98%
[Vihtavuori N150]*
<<locked>>
81%
22249
50%
**13
91%
[Vihtavuori N160]*
<<locked>>
90%
30560
69%
**19
90%
Vihtavuori N530
<<locked>>
81%
36941
84%
**21
97%
Vihtavuori N540
<<locked>>
81%
29776
67%
**03
97%
[Vihtavuori N550]*
<<locked>>
89%
29443
67%
**39
90%
[Winchester 6.5 StaBALL]*
<<locked>>
86%
26585
60%
**01
90%
Winchester 748
<<locked>>
81%
35955
81%
**47
98%

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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