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Load data for .338 Weatherby RPM + .338 | 240gr | NorthFork Bonded Core

Recommended Powder(s): Alliant Reloder-15, Alliant Reloder-17, Hodgdon CFE223, SNPE Vectan SP 11, Vihtavuori N550

.338 Weatherby RPM + .338 | 240gr | NorthFork Bonded Core

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 240gr | NorthFork Bonded Core
Bullet Weight:
240gr | 15.6g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.395" | 35.4mm
Caliber:
.338 Weatherby RPM load data
Case Length (l3):
2.550" | 64.8mm
Cartridge Length (C.O.L.):
3.329" | 84.6mm
Seated Depth:
0.616" | 15.6mm
Shank Seated Depth:
0.616" | 15.6mm
Case Capacity:
81.6 Grains of Water | 5.30 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
65000 psi | 4482 bar
LID:
LID_B3922_C455
Last updated:
2025-12-16

Load data for 206 loads in caliber .338 Weatherby RPM with .338 | 240gr | NorthFork Bonded Core bullet and 103 powders such as Alliant Reloder-15, Alliant Reloder-17, Hodgdon CFE223, SNPE Vectan SP 11, Vihtavuori N550. 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.

    .

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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>>
89%
57899
89%
**66
100%
ADI AR 2208
<<locked>>
94%
57885
89%
**56
100%
[ADI AR 2209]*
<<locked>>
97%
42380
65%
**85
93%
Accurate 2015
<<locked>>
85%
58233
90%
**54
100%
Accurate 2200
<<locked>>
87%
58131
89%
**43
100%
Accurate 2230
<<locked>>
83%
58320
90%
**26
100%
Accurate 2460
<<locked>>
83%
58494
90%
**23
100%
Accurate 2495
<<locked>>
88%
57899
89%
**16
100%
Accurate 2520
<<locked>>
87%
58320
90%
**52
100%
Accurate 2700
<<locked>>
95%
57986
89%
**10
98%
[Accurate 3100]*
<<locked>>
97%
35085
54%
**57
94%
Accurate 4064
<<locked>>
93%
57754
89%
**43
100%
Accurate 4350
<<locked>>
97%
49226
76%
**20
99%
Alliant AR-Comp
<<locked>>
87%
58421
90%
**00
100%
Alliant Reloder- TS 15.5
<<locked>>
95%
58117
89%
**79
100%
Alliant Reloder-15 👍
<<locked>>
92%
58363
90%
**92
100%
Alliant Reloder-16
<<locked>>
97%
48240
74%
**23
99%
Alliant Reloder-17 👍
<<locked>>
97%
55854
86%
**57
100%
[Alliant Reloder-19]*
<<locked>>
97%
41785
64%
**85
93%
Alliant Reloder-23
<<locked>>
97%
34142
53%
**83
98%
Alliant Reloder-26
<<locked>>
97%
37507
58%
**08
96%
Baschieri & Pellagri 107
<<locked>>
89%
57754
89%
**89
100%
Bofors RP3
<<locked>>
94%
58392
90%
**92
100%
Bofors RP7
<<locked>>
97%
55463
85%
**20
98%
Hodgdon BL-C2
<<locked>>
87%
58291
90%
**85
100%
Hodgdon Benchmark
<<locked>>
86%
58189
90%
**93
100%
Hodgdon CFE223 👍
<<locked>>
92%
57986
89%
**25
100%
Hodgdon H322
<<locked>>
85%
57493
88%
**07
100%
Hodgdon H380
<<locked>>
93%
58175
89%
**82
100%
Hodgdon H414
<<locked>>
97%
57986
89%
**41
99%
Hodgdon H4350
<<locked>>
97%
46398
71%
**08
96%
Hodgdon Hybrid 100V
<<locked>>
97%
44817
69%
**21
100%
Hodgdon LVR
<<locked>>
97%
53287
82%
**66
99%
Hodgdon Superperformance
<<locked>>
97%
52678
81%
**89
97%
Hodgdon VARGET
<<locked>>
94%
57450
88%
**49
100%
IMR 3031
<<locked>>
92%
57972
89%
**46
100%
IMR 4064
<<locked>>
95%
57899
89%
**43
100%
IMR 4166 Enduron
<<locked>>
95%
57827
89%
**26
98%
IMR 4350
<<locked>>
97%
48965
75%
**48
96%
IMR 4451 Enduron
<<locked>>
97%
58088
89%
**62
98%
IMR 4831
<<locked>>
97%
42061
65%
**85
98%
IMR 4895
<<locked>>
91%
58015
89%
**02
100%
IMR 8208 XBR
<<locked>>
87%
57885
89%
**33
100%
Lovex D073.5
<<locked>>
83%
58189
90%
**23
100%
Lovex D073.6
<<locked>>
89%
58320
90%
**52
100%
Lovex S060
<<locked>>
89%
57870
89%
**03
100%
Lovex S062
<<locked>>
93%
57667
89%
**43
100%
Lovex S065
<<locked>>
97%
53417
82%
**00
99%
Lovex S070
<<locked>>
97%
50879
78%
**87
98%
[Lovex S071]*
<<locked>>
97%
29225
45%
**26
91%
Norma 201
<<locked>>
90%
57812
89%
**30
100%
Norma 202
<<locked>>
90%
58349
90%
**30
100%
Norma 203B
<<locked>>
92%
57479
88%
**82
100%
Norma 204
<<locked>>
97%
49603
76%
**97
95%
[Norma MRP]*
<<locked>>
97%
37898
58%
**82
93%
Norma URP
<<locked>>
97%
48472
75%
**03
99%
Ramshot Big Game
<<locked>>
92%
58131
89%
**05
100%
Ramshot Hunter
<<locked>>
97%
47906
74%
**03
98%
Ramshot TAC
<<locked>>
87%
58479
90%
**59
99%
Ramshot Wild Boar
<<locked>>
88%
58146
89%
**79
100%
Ramshot X-Terminator
<<locked>>
85%
58363
90%
**30
100%
ReloadSwiss RS 40
<<locked>>
83%
57769
89%
**20
100%
ReloadSwiss RS 50
<<locked>>
93%
57537
89%
**56
99%
ReloadSwiss RS 52
<<locked>>
90%
57827
89%
**44
100%
ReloadSwiss RS 60
<<locked>>
96%
57827
89%
**84
100%
ReloadSwiss RS 62
<<locked>>
97%
48399
74%
**30
99%
ReloadSwiss RS 70
<<locked>>
97%
49211
76%
**62
99%
Rottweil R 901
<<locked>>
87%
58421
90%
**07
100%
Rottweil R 902
<<locked>>
91%
58175
89%
**26
100%
Rottweil R 903
<<locked>>
96%
57783
89%
**75
100%
[Rottweil R 904]*
<<locked>>
97%
44048
68%
**69
92%
[Rottweil R 905]*
<<locked>>
97%
40596
62%
**72
93%
Rottweil R 907
<<locked>>
97%
55463
85%
**20
98%
SNPE Vectan SP 11 👍
<<locked>>
95%
58363
90%
**15
100%
SNPE Vectan SP 7
<<locked>>
88%
57725
89%
**52
100%
SNPE Vectan SP 9
<<locked>>
90%
57566
89%
**59
100%
SNPE Vectan Tubal 3000
<<locked>>
88%
57682
89%
**48
100%
SNPE Vectan Tubal 5000
<<locked>>
95%
58276
90%
**57
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
54027
83%
**64
98%
Shooters World Long Rifle
<<locked>>
97%
53417
82%
**00
99%
Shooters World Match Rifle
<<locked>>
89%
58320
90%
**52
100%
Shooters World Precision
<<locked>>
93%
57667
89%
**43
100%
Somchem S321
<<locked>>
85%
57957
89%
**52
100%
Somchem S335
<<locked>>
89%
57783
89%
**57
100%
Somchem S341
<<locked>>
88%
58160
89%
**49
100%
Somchem S355
<<locked>>
96%
58233
90%
**72
100%
Somchem S365
<<locked>>
97%
43323
67%
**57
100%
[Somchem S385]*
<<locked>>
97%
40538
62%
**49
94%
Vihtavuori N130
<<locked>>
85%
57754
89%
**21
100%
Vihtavuori N133
<<locked>>
91%
57943
89%
**34
100%
Vihtavuori N135
<<locked>>
97%
57305
88%
**87
100%
Vihtavuori N140
<<locked>>
92%
58117
89%
**03
100%
Vihtavuori N150
<<locked>>
97%
50444
78%
**44
100%
Vihtavuori N160
<<locked>>
97%
54317
84%
**46
100%
Vihtavuori N530
<<locked>>
85%
57841
89%
**39
100%
Vihtavuori N540
<<locked>>
92%
58175
89%
**39
100%
Vihtavuori N550 👍
<<locked>>
97%
54230
83%
**85
100%
Vihtavuori N555
<<locked>>
97%
36695
56%
**52
98%
Winchester 6.5 StaBALL
<<locked>>
97%
51140
79%
**84
100%
Winchester 748
<<locked>>
85%
57696
89%
**72
100%
Winchester 760
<<locked>>
97%
57986
89%
**41
99%
Winchester StaBALL HD
<<locked>>
97%
30560
47%
**67
97%
Winchester StaBALL Match
<<locked>>
83%
58479
90%
**82
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
45295
70%
**88
99%
ADI AR 2208
<<locked>>
81%
38740
60%
**54
98%
[ADI AR 2209]*
<<locked>>
92%
36274
56%
**54
90%
Accurate 2015
<<locked>>
81%
51343
79%
**75
100%
Accurate 2200
<<locked>>
81%
47514
73%
**92
99%
Accurate 2230
<<locked>>
81%
53896
83%
**74
100%
Accurate 2460
<<locked>>
81%
54346
84%
**74
100%
Accurate 2495
<<locked>>
81%
46644
72%
**79
100%
Accurate 2520
<<locked>>
81%
47369
73%
**15
100%
[Accurate 2700]*
<<locked>>
81%
37115
57%
**78
92%
[Accurate 3100]*
<<locked>>
89%
27195
42%
**77
90%
Accurate 4064
<<locked>>
81%
39305
60%
**80
100%
[Accurate 4350]*
<<locked>>
81%
28543
44%
**23
94%
Alliant AR-Comp
<<locked>>
81%
47877
74%
**79
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
38058
59%
**77
99%
Alliant Reloder-15
<<locked>>
81%
40973
63%
**29
98%
[Alliant Reloder-16]*
<<locked>>
81%
29762
46%
**39
94%
Alliant Reloder-17
<<locked>>
81%
32779
50%
**44
97%
[Alliant Reloder-19]*
<<locked>>
91%
35418
54%
**51
90%
[Alliant Reloder-23]*
<<locked>>
82%
22379
34%
**46
90%
[Alliant Reloder-26]*
<<locked>>
87%
27050
42%
**36
90%
Baschieri & Pellagri 107
<<locked>>
81%
44324
68%
**88
99%
Bofors RP3
<<locked>>
81%
37768
58%
**77
99%
[Bofors RP7]*
<<locked>>
81%
34301
53%
**59
92%
Hodgdon BL-C2
<<locked>>
81%
46891
72%
**31
100%
Hodgdon Benchmark
<<locked>>
81%
49269
76%
**79
100%
Hodgdon CFE223
<<locked>>
81%
39160
60%
**39
98%
Hodgdon H322
<<locked>>
81%
50633
78%
**25
100%
Hodgdon H380
<<locked>>
81%
38551
59%
**77
97%
[Hodgdon H414]*
<<locked>>
81%
33895
52%
**31
92%
[Hodgdon H4350]*
<<locked>>
84%
31720
49%
**23
90%
Hodgdon Hybrid 100V
<<locked>>
81%
27267
42%
**54
95%
[Hodgdon LVR]*
<<locked>>
81%
31995
49%
**78
94%
[Hodgdon Superperformance]*
<<locked>>
83%
32518
50%
**01
90%
Hodgdon VARGET
<<locked>>
81%
38406
59%
**47
98%
IMR 3031
<<locked>>
81%
41655
64%
**33
100%
IMR 4064
<<locked>>
81%
37898
58%
**34
98%
[IMR 4166 Enduron]*
<<locked>>
81%
37623
58%
**98
94%
[IMR 4350]*
<<locked>>
82%
31357
48%
**13
90%
[IMR 4451 Enduron]*
<<locked>>
81%
35636
55%
**85
93%
[IMR 4831]*
<<locked>>
81%
25512
39%
**21
92%
IMR 4895
<<locked>>
81%
41887
64%
**56
99%
IMR 8208 XBR
<<locked>>
81%
47413
73%
**92
100%
Lovex D073.5
<<locked>>
81%
53679
83%
**67
100%
Lovex D073.6
<<locked>>
81%
44237
68%
**65
100%
Lovex S060
<<locked>>
81%
45484
70%
**26
99%
Lovex S062
<<locked>>
81%
40277
62%
**83
100%
[Lovex S065]*
<<locked>>
81%
33083
51%
**46
94%
[Lovex S070]*
<<locked>>
81%
31299
48%
**23
91%
[Lovex S071]*
<<locked>>
94%
27108
42%
**73
90%
Norma 201
<<locked>>
81%
44425
68%
**46
100%
Norma 202
<<locked>>
81%
44773
69%
**46
100%
Norma 203B
<<locked>>
81%
40219
62%
**16
99%
[Norma 204]*
<<locked>>
87%
35665
55%
**41
90%
[Norma MRP]*
<<locked>>
92%
32082
49%
**38
90%
[Norma URP]*
<<locked>>
81%
29443
45%
**29
94%
Ramshot Big Game
<<locked>>
81%
39813
61%
**33
99%
[Ramshot Hunter]*
<<locked>>
81%
28950
45%
**10
90%
Ramshot TAC
<<locked>>
81%
47340
73%
**02
98%
Ramshot Wild Boar
<<locked>>
81%
47021
72%
**25
100%
Ramshot X-Terminator
<<locked>>
81%
51271
79%
**38
100%
ReloadSwiss RS 40
<<locked>>
81%
53548
82%
**64
100%
ReloadSwiss RS 50
<<locked>>
81%
39146
60%
**67
95%
ReloadSwiss RS 52
<<locked>>
81%
42960
66%
**21
99%
ReloadSwiss RS 60
<<locked>>
81%
34998
54%
**10
100%
[ReloadSwiss RS 62]*
<<locked>>
81%
28572
44%
**36
93%
[ReloadSwiss RS 70]*
<<locked>>
81%
29095
45%
**36
91%
Rottweil R 901
<<locked>>
81%
48486
75%
**75
100%
Rottweil R 902
<<locked>>
81%
42540
65%
**00
100%
Rottweil R 903
<<locked>>
81%
35447
55%
**28
98%
[Rottweil R 904]*
<<locked>>
93%
38928
60%
**74
90%
[Rottweil R 905]*
<<locked>>
92%
34635
53%
**44
90%
[Rottweil R 907]*
<<locked>>
81%
34301
53%
**59
92%
SNPE Vectan SP 11
<<locked>>
81%
36448
56%
**74
98%
SNPE Vectan SP 7
<<locked>>
81%
45643
70%
**75
98%
SNPE Vectan SP 9
<<locked>>
81%
43743
67%
**62
99%
SNPE Vectan Tubal 3000
<<locked>>
81%
46035
71%
**00
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
38363
59%
**88
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
32010
49%
**90
92%
[Shooters World Long Rifle]*
<<locked>>
81%
33083
51%
**46
94%
Shooters World Match Rifle
<<locked>>
81%
44237
68%
**65
100%
Shooters World Precision
<<locked>>
81%
40277
62%
**83
100%
Somchem S321
<<locked>>
81%
51314
79%
**67
100%
Somchem S335
<<locked>>
81%
45324
70%
**97
100%
Somchem S341
<<locked>>
81%
45223
70%
**75
99%
Somchem S355
<<locked>>
81%
36303
56%
**31
98%
Somchem S365
<<locked>>
81%
26411
41%
**90
96%
[Somchem S385]*
<<locked>>
89%
31473
48%
**62
90%
Vihtavuori N130
<<locked>>
81%
50923
78%
**39
100%
Vihtavuori N133
<<locked>>
81%
43439
67%
**54
100%
Vihtavuori N135
<<locked>>
81%
35520
55%
**82
100%
Vihtavuori N140
<<locked>>
81%
41814
64%
**83
100%
Vihtavuori N150
<<locked>>
81%
31125
48%
**06
98%
Vihtavuori N160
<<locked>>
81%
31923
49%
**56
95%
Vihtavuori N530
<<locked>>
81%
50082
77%
**38
100%
Vihtavuori N540
<<locked>>
81%
41379
64%
**00
100%
Vihtavuori N550
<<locked>>
81%
32097
49%
**92
95%
[Vihtavuori N555]*
<<locked>>
82%
22814
35%
**88
90%
Winchester 6.5 StaBALL
<<locked>>
81%
30574
47%
**13
97%
Winchester 748
<<locked>>
81%
50865
78%
**80
100%
[Winchester 760]*
<<locked>>
81%
33895
52%
**31
92%
[Winchester StaBALL HD]*
<<locked>>
89%
23670
36%
**34
90%
Winchester StaBALL Match
<<locked>>
81%
54259
83%
**30
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.

<<locked>>... you need to buy an access license to unlock the data

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