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Load data for 8.5 x 63 + .338 | 250gr | Barnes X S

Recommended Powder(s):

8.5 x 63 + .338 | 250gr | Barnes X S

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 250gr | Barnes X S
Manufacturer SKU:
33890
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.495" | 38.0mm
Caliber:
8.5 x 63 load data
Case Length (l3):
2.480" | 63.0mm
Cartridge Length (C.O.L.):
3.260" | 82.8mm
Seated Depth:
0.715" | 18.2mm
Shank Seated Depth:
0.715" | 18.2mm
Case Capacity:
75.5 Grains of Water | 4.90 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B682_C1207
Last updated:
2025-01-01

Load data for 190 loads in caliber 8.5 x 63 with .338 | 250gr | Barnes X S bullet and 95 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".

  • 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>>
87%
55317
89%
**98
100%
ADI AR 2208
<<locked>>
93%
55738
89%
**92
100%
[ADI AR 2209]*
<<locked>>
97%
43120
69%
**57
92%
Accurate 2015
<<locked>>
83%
56086
90%
**00
100%
Accurate 2200
<<locked>>
86%
55390
89%
**69
99%
Accurate 2495
<<locked>>
85%
55332
89%
**49
100%
Accurate 2520
<<locked>>
85%
55303
89%
**82
100%
Accurate 2700
<<locked>>
94%
56101
90%
**43
97%
[Accurate 3100]*
<<locked>>
97%
36318
58%
**59
94%
Accurate 4064
<<locked>>
91%
55999
90%
**82
100%
Accurate 4350
<<locked>>
97%
49792
80%
**85
99%
Alliant AR-Comp
<<locked>>
86%
55970
90%
**43
100%
Alliant Reloder- TS 15.5
<<locked>>
93%
55274
89%
**08
100%
Alliant Reloder-15
<<locked>>
91%
55608
89%
**21
100%
Alliant Reloder-16
<<locked>>
97%
48225
77%
**82
99%
Alliant Reloder-17 👍
<<locked>>
97%
54621
88%
**00
100%
[Alliant Reloder-19]*
<<locked>>
97%
42177
68%
**51
92%
Alliant Reloder-23
<<locked>>
97%
35404
57%
**78
97%
Alliant Reloder-26
<<locked>>
97%
38305
61%
**90
96%
Baschieri & Pellagri 107
<<locked>>
88%
55434
89%
**18
100%
Hodgdon BL-C2
<<locked>>
86%
55883
90%
**28
100%
Hodgdon Benchmark
<<locked>>
85%
55898
90%
**33
100%
Hodgdon CFE223 👍
<<locked>>
92%
56014
90%
**70
100%
Hodgdon H322
<<locked>>
84%
55245
89%
**49
100%
Hodgdon H380
<<locked>>
92%
55361
89%
**11
99%
Hodgdon H414
<<locked>>
96%
55637
89%
**70
98%
Hodgdon H4350
<<locked>>
97%
46427
74%
**77
95%
Hodgdon Hybrid 100V
<<locked>>
97%
44730
72%
**87
99%
Hodgdon LVR
<<locked>>
97%
52837
85%
**18
99%
Hodgdon Superperformance
<<locked>>
97%
52417
84%
**44
97%
Hodgdon VARGET
<<locked>>
93%
55535
89%
**85
100%
IMR 3031
<<locked>>
90%
55303
89%
**82
100%
IMR 4064
<<locked>>
94%
56115
90%
**85
100%
IMR 4166 Enduron
<<locked>>
94%
55637
89%
**56
98%
IMR 4350
<<locked>>
97%
49240
79%
**20
96%
IMR 4451 Enduron
<<locked>>
96%
55898
90%
**92
98%
IMR 4831
<<locked>>
97%
42801
69%
**67
98%
IMR 4895
<<locked>>
90%
55883
90%
**34
100%
IMR 8208 XBR
<<locked>>
86%
55666
89%
**65
100%
Lovex D073.6
<<locked>>
88%
55637
89%
**85
100%
Lovex S060
<<locked>>
88%
55912
90%
**43
100%
Lovex S062
<<locked>>
91%
56043
90%
**85
100%
Lovex S065
<<locked>>
97%
53519
86%
**65
98%
Lovex S070
<<locked>>
96%
51068
82%
**46
97%
[Lovex S071]*
<<locked>>
97%
31314
50%
**47
92%
Norma 201
<<locked>>
88%
55854
90%
**65
100%
Norma 202
<<locked>>
88%
55506
89%
**62
100%
Norma 203B
<<locked>>
91%
55550
89%
**21
100%
[Norma 204]*
<<locked>>
97%
49240
79%
**52
94%
[Norma MRP]*
<<locked>>
97%
38377
62%
**51
92%
Norma URP
<<locked>>
96%
47964
77%
**62
99%
Ramshot Big Game
<<locked>>
91%
55506
89%
**38
100%
Ramshot Hunter
<<locked>>
97%
47630
76%
**62
97%
Ramshot TAC
<<locked>>
86%
55753
89%
**88
99%
Ramshot Wild Boar
<<locked>>
86%
55579
89%
**08
100%
Ramshot X-Terminator
<<locked>>
84%
55811
89%
**62
100%
ReloadSwiss RS 50
<<locked>>
92%
55579
89%
**92
98%
ReloadSwiss RS 52
<<locked>>
92%
55637
89%
**48
100%
ReloadSwiss RS 60 👍
<<locked>>
97%
52837
85%
**93
100%
ReloadSwiss RS 62
<<locked>>
97%
48356
78%
**95
99%
ReloadSwiss RS 70
<<locked>>
97%
49037
79%
**15
98%
Rottweil R 901
<<locked>>
85%
55927
90%
**29
100%
Rottweil R 902
<<locked>>
90%
55956
90%
**62
100%
Rottweil R 903
<<locked>>
95%
55883
90%
**11
100%
[Rottweil R 905]*
<<locked>>
97%
41017
66%
**38
92%
Rottweil R 907
<<locked>>
97%
55492
89%
**82
97%
SNPE Vectan SP 11 👍
<<locked>>
95%
56057
90%
**54
100%
SNPE Vectan SP 7
<<locked>>
87%
55709
89%
**85
99%
SNPE Vectan SP 9
<<locked>>
89%
55434
89%
**95
100%
SNPE Vectan Tubal 3000
<<locked>>
87%
55274
89%
**90
100%
SNPE Vectan Tubal 5000
<<locked>>
93%
55883
90%
**97
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
53940
86%
**23
97%
Shooters World Long Rifle
<<locked>>
97%
53519
86%
**65
98%
Shooters World Match Rifle
<<locked>>
88%
55637
89%
**85
100%
Shooters World Precision
<<locked>>
91%
56043
90%
**85
100%
Somchem S321
<<locked>>
83%
55390
89%
**82
100%
Somchem S335
<<locked>>
87%
55637
89%
**03
100%
Somchem S341
<<locked>>
87%
55709
89%
**88
100%
Somchem S355
<<locked>>
94%
55332
89%
**02
100%
Somchem S365
<<locked>>
97%
43830
70%
**36
100%
[Somchem S385]*
<<locked>>
97%
40959
66%
**28
93%
Vihtavuori N130
<<locked>>
84%
55753
89%
**64
100%
Vihtavuori N133
<<locked>>
90%
55767
89%
**80
100%
Vihtavuori N135
<<locked>>
96%
55695
89%
**36
100%
Vihtavuori N140
<<locked>>
90%
55593
89%
**43
100%
Vihtavuori N150
<<locked>>
97%
50430
81%
**13
100%
Vihtavuori N160
<<locked>>
97%
52910
85%
**92
99%
Vihtavuori N530
<<locked>>
84%
55999
90%
**82
100%
Vihtavuori N540
<<locked>>
90%
55782
89%
**75
100%
Vihtavuori N550 👍
<<locked>>
97%
53809
86%
**41
99%
Vihtavuori N555
<<locked>>
96%
37637
60%
**38
97%
Winchester 6.5 StaBALL
<<locked>>
97%
51184
82%
**49
100%
Winchester 748
<<locked>>
84%
55477
89%
**08
100%
Winchester 760
<<locked>>
96%
55637
89%
**70
98%
Winchester StaBALL HD
<<locked>>
97%
31778
51%
**65
97%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
46166
74%
**64
99%
ADI AR 2208
<<locked>>
81%
39523
63%
**42
98%
[ADI AR 2209]*
<<locked>>
93%
38566
62%
**69
90%
Accurate 2015
<<locked>>
81%
52402
84%
**54
100%
Accurate 2200
<<locked>>
81%
47950
77%
**60
98%
Accurate 2495
<<locked>>
81%
49400
79%
**70
100%
Accurate 2520
<<locked>>
81%
48631
78%
**93
100%
[Accurate 2700]*
<<locked>>
81%
37985
61%
**64
92%
[Accurate 3100]*
<<locked>>
88%
28326
45%
**78
90%
Accurate 4064
<<locked>>
81%
41800
67%
**88
100%
[Accurate 4350]*
<<locked>>
81%
30589
49%
**41
94%
Alliant AR-Comp
<<locked>>
81%
48457
78%
**54
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
39073
63%
**62
99%
Alliant Reloder-15
<<locked>>
81%
41974
67%
**15
98%
[Alliant Reloder-16]*
<<locked>>
81%
31169
50%
**41
94%
Alliant Reloder-17
<<locked>>
81%
34026
55%
**42
97%
[Alliant Reloder-19]*
<<locked>>
92%
37217
60%
**56
90%
[Alliant Reloder-23]*
<<locked>>
81%
23583
38%
**54
90%
[Alliant Reloder-26]*
<<locked>>
86%
28369
45%
**37
90%
Baschieri & Pellagri 107
<<locked>>
81%
45078
72%
**70
98%
Hodgdon BL-C2
<<locked>>
81%
47152
76%
**06
100%
Hodgdon Benchmark
<<locked>>
81%
49748
80%
**54
100%
Hodgdon CFE223
<<locked>>
81%
39827
64%
**18
97%
Hodgdon H322
<<locked>>
81%
50981
82%
**97
100%
Hodgdon H380
<<locked>>
81%
39885
64%
**69
97%
[Hodgdon H414]*
<<locked>>
81%
34998
56%
**26
92%
[Hodgdon H4350]*
<<locked>>
85%
33272
53%
**31
90%
Hodgdon Hybrid 100V
<<locked>>
81%
28964
46%
**72
95%
[Hodgdon LVR]*
<<locked>>
81%
33402
54%
**80
94%
[Hodgdon Superperformance]*
<<locked>>
83%
34403
55%
**16
90%
Hodgdon VARGET
<<locked>>
81%
39088
63%
**33
97%
IMR 3031
<<locked>>
81%
42163
68%
**08
100%
IMR 4064
<<locked>>
81%
38812
62%
**23
98%
[IMR 4166 Enduron]*
<<locked>>
81%
38928
62%
**90
93%
[IMR 4350]*
<<locked>>
83%
33054
53%
**24
90%
[IMR 4451 Enduron]*
<<locked>>
81%
36941
59%
**80
93%
[IMR 4831]*
<<locked>>
81%
27572
44%
**49
92%
IMR 4895
<<locked>>
81%
42830
69%
**41
99%
IMR 8208 XBR
<<locked>>
81%
47892
77%
**67
100%
Lovex D073.6
<<locked>>
81%
45803
73%
**54
100%
Lovex S060
<<locked>>
81%
46137
74%
**01
99%
Lovex S062
<<locked>>
81%
41597
67%
**78
99%
[Lovex S065]*
<<locked>>
81%
34998
56%
**51
94%
[Lovex S070]*
<<locked>>
81%
32953
53%
**28
91%
[Lovex S071]*
<<locked>>
93%
28326
45%
**78
90%
Norma 201
<<locked>>
81%
46166
74%
**31
100%
Norma 202
<<locked>>
81%
45585
73%
**28
100%
Norma 203B
<<locked>>
81%
41321
66%
**08
99%
[Norma 204]*
<<locked>>
88%
38101
61%
**56
90%
[Norma MRP]*
<<locked>>
92%
33953
54%
**52
90%
[Norma URP]*
<<locked>>
81%
30995
50%
**41
94%
Ramshot Big Game
<<locked>>
81%
40422
65%
**18
98%
[Ramshot Hunter]*
<<locked>>
81%
30153
48%
**14
90%
Ramshot TAC
<<locked>>
81%
47747
77%
**70
98%
Ramshot Wild Boar
<<locked>>
81%
47282
76%
**90
99%
Ramshot X-Terminator
<<locked>>
81%
51256
82%
**03
100%
ReloadSwiss RS 50
<<locked>>
81%
40408
65%
**59
95%
ReloadSwiss RS 52
<<locked>>
81%
39842
64%
**18
100%
ReloadSwiss RS 60
<<locked>>
81%
33156
53%
**33
98%
[ReloadSwiss RS 62]*
<<locked>>
81%
30298
49%
**47
93%
[ReloadSwiss RS 70]*
<<locked>>
81%
30560
49%
**41
91%
Rottweil R 901
<<locked>>
81%
50430
81%
**64
100%
Rottweil R 902
<<locked>>
81%
44092
71%
**95
100%
Rottweil R 903
<<locked>>
81%
37173
60%
**33
98%
[Rottweil R 905]*
<<locked>>
92%
36260
58%
**46
90%
[Rottweil R 907]*
<<locked>>
81%
35911
58%
**57
92%
SNPE Vectan SP 11
<<locked>>
81%
37260
60%
**62
98%
SNPE Vectan SP 7
<<locked>>
81%
46369
74%
**54
98%
SNPE Vectan SP 9
<<locked>>
81%
44295
71%
**38
99%
SNPE Vectan Tubal 3000
<<locked>>
81%
46514
75%
**75
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
39131
63%
**70
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
33605
54%
**01
92%
[Shooters World Long Rifle]*
<<locked>>
81%
34998
56%
**51
94%
Shooters World Match Rifle
<<locked>>
81%
45803
73%
**54
100%
Shooters World Precision
<<locked>>
81%
41597
67%
**78
99%
Somchem S321
<<locked>>
81%
51837
83%
**39
100%
Somchem S335
<<locked>>
81%
46572
75%
**85
100%
Somchem S341
<<locked>>
81%
45876
74%
**51
99%
Somchem S355
<<locked>>
81%
37826
61%
**33
98%
Somchem S365
<<locked>>
81%
28123
45%
**05
96%
[Somchem S385]*
<<locked>>
89%
33388
54%
**77
90%
Vihtavuori N130
<<locked>>
81%
51387
82%
**11
100%
Vihtavuori N133
<<locked>>
81%
44135
71%
**36
100%
Vihtavuori N135
<<locked>>
81%
36956
59%
**77
100%
Vihtavuori N140
<<locked>>
81%
42714
68%
**69
100%
Vihtavuori N150
<<locked>>
81%
32663
52%
**14
98%
Vihtavuori N160
<<locked>>
81%
33243
53%
**60
95%
Vihtavuori N530
<<locked>>
81%
50807
81%
**13
100%
Vihtavuori N540
<<locked>>
81%
42148
68%
**88
100%
Vihtavuori N550
<<locked>>
81%
33562
54%
**00
95%
[Vihtavuori N555]*
<<locked>>
81%
24671
40%
**16
91%
Winchester 6.5 StaBALL
<<locked>>
81%
32097
51%
**21
97%
Winchester 748
<<locked>>
81%
50879
82%
**52
100%
[Winchester 760]*
<<locked>>
81%
34998
56%
**26
92%
[Winchester StaBALL HD]*
<<locked>>
87%
24903
40%
**36
90%

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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