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Load data for .20 BR + .204 | 39gr | Sierra Blitzking BT

Recommended Powder(s): Accurate 2495, Accurate 2520, Hodgdon H322, Vihtavuori N530, Winchester 748

.20 BR + .204 | 39gr | Sierra Blitzking BT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.204 | 39gr | Sierra Blitzking BT
Manufacturer SKU:
1039
Bullet Weight:
39gr | 2.5g
Bullet Diameter:
0.204" | 5.18mm
Bullet Length:
0.733" | 18.6mm
Caliber:
.20 BR load data
Case Length (l3):
1.540" | 39.1mm
Cartridge Length (C.O.L.):
1.932" | 49.1mm
Seated Depth:
0.341" | 8.7mm
Shank Seated Depth:
0.281" | 7.1mm
Case Capacity:
37.5 Grains of Water | 2.43 cm³
Primer Size:
Small Rifle (SR)
Max. allowed Pressure:
58740 psi | 4050 bar
LID:
LID_B5723_C1010
Last updated:
2025-02-02
Recommended Twist Rate:
1:9 - 1:8

Load data for 164 loads in caliber .20 BR with .204 | 39gr | Sierra Blitzking BT bullet and 82 powders such as Accurate 2495, Accurate 2520, Hodgdon H322, Vihtavuori N530, 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".

  • Muzzle velocity vs. barrel length

    Every 1 inch additional barrel length increases muzzle velocity by approx. 39.8 fps

  • .

    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.

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>>
94%
56898
97%
**07
98%
ADI AR 2207
<<locked>>
84%
57798
98%
**35
100%
ADI AR 2208
<<locked>>
97%
51779
88%
**79
96%
ADI AR 2219
<<locked>>
86%
58349
99%
**20
100%
Accurate 2015
<<locked>>
91%
57740
98%
**48
100%
Accurate 2200
<<locked>>
93%
57479
98%
**65
96%
Accurate 2230
<<locked>>
88%
57334
98%
**48
98%
Accurate 2460
<<locked>>
89%
58653
100%
**81
99%
Accurate 2495 👍
<<locked>>
95%
58073
99%
**24
100%
Accurate 2520 👍
<<locked>>
93%
56971
97%
**01
100%
Accurate 4064
<<locked>>
97%
51169
87%
**09
100%
Alliant AR-Comp
<<locked>>
94%
58552
100%
**20
100%
Alliant Reloder- TS 15.5
<<locked>>
97%
50256
86%
**86
97%
Alliant Reloder-10x
<<locked>>
88%
56971
97%
**75
100%
Alliant Reloder-15
<<locked>>
96%
54389
93%
**68
97%
Alliant Reloder-17
<<locked>>
97%
44831
76%
**30
95%
Baschieri & Pellagri 106
<<locked>>
86%
57522
98%
**60
100%
Baschieri & Pellagri 107
<<locked>>
95%
57595
98%
**11
97%
Hodgdon BL-C2
<<locked>>
93%
58537
100%
**43
99%
Hodgdon Benchmark
<<locked>>
92%
56985
97%
**29
99%
Hodgdon CFE BLK
<<locked>>
84%
57667
98%
**09
99%
Hodgdon CFE223
<<locked>>
97%
55274
94%
**91
96%
Hodgdon H322 👍
<<locked>>
92%
58349
99%
**20
100%
Hodgdon H335
<<locked>>
86%
57537
98%
**98
100%
Hodgdon H380
<<locked>>
96%
51793
88%
**93
95%
Hodgdon H4198
<<locked>>
85%
56898
97%
**22
100%
Hodgdon VARGET
<<locked>>
96%
50241
86%
**43
95%
Hodgdon TrailBoss
<<locked>>
96%
31807
54%
**39
100%
IMR 3031
<<locked>>
96%
53650
91%
**98
100%
IMR 4064
<<locked>>
96%
49530
84%
**17
95%
IMR 4198
<<locked>>
89%
57624
98%
**48
100%
IMR 4895
<<locked>>
96%
55985
95%
**24
98%
IMR 8208 XBR
<<locked>>
94%
58247
99%
**94
99%
Lovex D073.4
<<locked>>
87%
57203
97%
**52
99%
Lovex D073.5
<<locked>>
89%
57899
99%
**65
99%
Lovex D073.6
<<locked>>
95%
56971
97%
**01
100%
Lovex S060
<<locked>>
95%
57827
98%
**45
98%
Lovex S062
<<locked>>
97%
53461
91%
**19
98%
Norma 200
<<locked>>
85%
57508
98%
**52
100%
Norma 201
<<locked>>
96%
57609
98%
**81
99%
Norma 202
<<locked>>
96%
57856
98%
**98
100%
Norma 203B
<<locked>>
96%
53548
91%
**61
97%
Ramshot Big Game
<<locked>>
96%
54302
92%
**71
97%
Ramshot TAC
<<locked>>
93%
58015
99%
**58
95%
Ramshot Wild Boar
<<locked>>
93%
57537
98%
**04
98%
Ramshot X-Terminator
<<locked>>
90%
57145
97%
**35
97%
ReloadSwiss RS 14
<<locked>>
95%
31763
54%
**88
100%
ReloadSwiss RS 40
<<locked>>
89%
57653
98%
**98
100%
[ReloadSwiss RS 50]*
<<locked>>
97%
54070
92%
**83
93%
ReloadSwiss RS 52
<<locked>>
97%
52982
90%
**75
99%
ReloadSwiss RS 60
<<locked>>
97%
43526
74%
**04
96%
Rottweil R 901
<<locked>>
93%
57856
98%
**84
100%
Rottweil R 902
<<locked>>
96%
55143
94%
**32
98%
Rottweil R 903
<<locked>>
97%
46688
79%
**10
96%
SNPE Vectan BA6 1/2
<<locked>>
85%
57188
97%
**50
100%
SNPE Vectan SP 10
<<locked>>
86%
57711
98%
**11
100%
SNPE Vectan SP 11
<<locked>>
97%
49240
84%
**79
96%
SNPE Vectan SP 7
<<locked>>
93%
57435
98%
**58
96%
SNPE Vectan SP 9
<<locked>>
96%
58175
99%
**04
98%
SNPE Vectan Tubal 3000
<<locked>>
94%
57769
98%
**06
100%
SNPE Vectan Tubal 5000
<<locked>>
96%
50560
86%
**78
100%
Shooters World Match Rifle
<<locked>>
95%
56971
97%
**01
100%
Shooters World Precision
<<locked>>
97%
53461
91%
**19
98%
Shooters World Tactical Rifle
<<locked>>
87%
58189
99%
**45
99%
Somchem S321
<<locked>>
90%
57348
98%
**94
99%
Somchem S335
<<locked>>
95%
57203
97%
**02
100%
Somchem S341
<<locked>>
94%
57029
97%
**58
98%
Somchem S355
<<locked>>
97%
47674
81%
**14
96%
[Somchem S365]*
<<locked>>
96%
34127
58%
**32
92%
Vihtavuori N120
<<locked>>
86%
57159
97%
**60
100%
Vihtavuori N130
<<locked>>
91%
57377
98%
**06
100%
Vihtavuori N133
<<locked>>
97%
57000
97%
**99
100%
Vihtavuori N135
<<locked>>
97%
45368
77%
**61
100%
Vihtavuori N140
<<locked>>
97%
56260
96%
**35
100%
Vihtavuori N150
<<locked>>
97%
40147
68%
**17
96%
[Vihtavuori N160]*
<<locked>>
97%
43250
74%
**96
92%
Vihtavuori N530 👍
<<locked>>
92%
58291
99%
**24
99%
Vihtavuori N540
<<locked>>
96%
55550
95%
**55
100%
[Vihtavuori N550]*
<<locked>>
96%
42351
72%
**35
92%
Winchester 6.5 StaBALL
<<locked>>
96%
42235
72%
**20
95%
Winchester 748 👍
<<locked>>
91%
58276
99%
**43
99%
Winchester StaBALL Match
<<locked>>
89%
58581
100%
**24
98%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
81%
36376
62%
**48
91%
ADI AR 2207
<<locked>>
81%
52518
89%
**53
100%
[ADI AR 2208]*
<<locked>>
86%
36347
62%
**12
90%
ADI AR 2219
<<locked>>
81%
47732
81%
**30
99%
Accurate 2015
<<locked>>
81%
41307
70%
**43
100%
[Accurate 2200]*
<<locked>>
81%
39044
66%
**58
90%
Accurate 2230
<<locked>>
81%
43874
75%
**86
95%
Accurate 2460
<<locked>>
81%
43787
75%
**99
97%
Accurate 2495
<<locked>>
81%
35491
60%
**68
98%
Accurate 2520
<<locked>>
81%
36956
63%
**74
96%
[Accurate 4064]*
<<locked>>
81%
29834
51%
**81
94%
Alliant AR-Comp
<<locked>>
81%
37043
63%
**30
100%
[Alliant Reloder- TS 15.5]*
<<locked>>
83%
31531
54%
**17
90%
Alliant Reloder-10x
<<locked>>
81%
45281
77%
**65
100%
[Alliant Reloder-15]*
<<locked>>
84%
35607
61%
**32
90%
[Alliant Reloder-17]*
<<locked>>
90%
35868
61%
**71
91%
Baschieri & Pellagri 106
<<locked>>
81%
47921
82%
**02
100%
[Baschieri & Pellagri 107]*
<<locked>>
83%
38101
65%
**78
90%
[Hodgdon BL-C2]*
<<locked>>
81%
36941
63%
**91
94%
Hodgdon Benchmark
<<locked>>
81%
40379
69%
**94
96%
Hodgdon CFE BLK
<<locked>>
81%
52562
89%
**20
98%
[Hodgdon CFE223]*
<<locked>>
87%
38870
66%
**30
91%
Hodgdon H322
<<locked>>
81%
40306
69%
**66
98%
Hodgdon H335
<<locked>>
81%
47587
81%
**17
99%
[Hodgdon H380]*
<<locked>>
89%
39914
68%
**23
90%
Hodgdon H4198
<<locked>>
81%
50111
85%
**01
100%
[Hodgdon VARGET]*
<<locked>>
86%
36347
62%
**12
90%
Hodgdon TrailBoss
<<locked>>
82%
25527
43%
**69
100%
IMR 3031
<<locked>>
81%
31821
54%
**89
96%
[IMR 4064]*
<<locked>>
86%
35708
61%
**96
90%
IMR 4198
<<locked>>
81%
45876
78%
**48
100%
[IMR 4895]*
<<locked>>
82%
34127
58%
**05
90%
[IMR 8208 XBR]*
<<locked>>
81%
38537
66%
**84
94%
Lovex D073.4
<<locked>>
81%
45513
77%
**25
97%
Lovex D073.5
<<locked>>
81%
43163
73%
**92
97%
Lovex D073.6
<<locked>>
81%
34374
59%
**12
95%
[Lovex S060]*
<<locked>>
81%
37246
63%
**99
92%
[Lovex S062]*
<<locked>>
81%
31778
54%
**97
91%
Norma 200
<<locked>>
81%
50575
86%
**40
100%
[Norma 201]*
<<locked>>
81%
35389
60%
**02
93%
Norma 202
<<locked>>
81%
35491
60%
**35
96%
[Norma 203B]*
<<locked>>
83%
33852
58%
**89
90%
[Ramshot Big Game]*
<<locked>>
84%
34838
59%
**15
90%
[Ramshot TAC]*
<<locked>>
84%
42496
72%
**37
90%
[Ramshot Wild Boar]*
<<locked>>
81%
37985
65%
**78
92%
[Ramshot X-Terminator]*
<<locked>>
81%
42163
72%
**37
94%
ReloadSwiss RS 14
<<locked>>
81%
25527
43%
**18
100%
ReloadSwiss RS 40
<<locked>>
81%
43221
74%
**06
97%
[ReloadSwiss RS 50]*
<<locked>>
92%
45948
78%
**19
90%
[ReloadSwiss RS 52]*
<<locked>>
81%
30008
51%
**97
90%
[ReloadSwiss RS 60]*
<<locked>>
89%
33997
58%
**05
90%
Rottweil R 901
<<locked>>
81%
39421
67%
**07
97%
[Rottweil R 902]*
<<locked>>
81%
33837
58%
**40
92%
[Rottweil R 903]*
<<locked>>
86%
31966
54%
**30
90%
SNPE Vectan BA6 1/2
<<locked>>
81%
52170
89%
**71
100%
SNPE Vectan SP 10
<<locked>>
81%
49182
84%
**50
99%
[SNPE Vectan SP 11]*
<<locked>>
86%
34722
59%
**12
90%
[SNPE Vectan SP 7]*
<<locked>>
84%
40103
68%
**87
90%
[SNPE Vectan SP 9]*
<<locked>>
81%
34940
59%
**96
91%
SNPE Vectan Tubal 3000
<<locked>>
81%
37478
64%
**05
97%
SNPE Vectan Tubal 5000
<<locked>>
81%
30501
52%
**09
95%
Shooters World Match Rifle
<<locked>>
81%
34374
59%
**12
95%
[Shooters World Precision]*
<<locked>>
81%
31778
54%
**97
91%
Shooters World Tactical Rifle
<<locked>>
81%
46412
79%
**28
96%
Somchem S321
<<locked>>
81%
41756
71%
**83
96%
Somchem S335
<<locked>>
81%
36840
63%
**96
97%
[Somchem S341]*
<<locked>>
81%
36448
62%
**12
91%
[Somchem S355]*
<<locked>>
86%
33272
57%
**50
91%
[Somchem S365]*
<<locked>>
94%
31038
53%
**27
90%
Vihtavuori N120
<<locked>>
81%
48573
83%
**25
100%
Vihtavuori N130
<<locked>>
81%
41582
71%
**17
100%
Vihtavuori N133
<<locked>>
81%
34882
59%
**53
98%
Vihtavuori N135
<<locked>>
81%
26832
46%
**66
95%
Vihtavuori N140
<<locked>>
81%
33214
57%
**40
96%
[Vihtavuori N150]*
<<locked>>
86%
28805
49%
**92
90%
[Vihtavuori N160]*
<<locked>>
94%
39305
67%
**01
90%
Vihtavuori N530
<<locked>>
81%
40538
69%
**63
95%
Vihtavuori N540
<<locked>>
81%
33083
56%
**56
95%
[Vihtavuori N550]*
<<locked>>
93%
38580
66%
**23
90%
[Winchester 6.5 StaBALL]*
<<locked>>
90%
33910
58%
**87
90%
Winchester 748
<<locked>>
81%
40480
69%
**92
96%
Winchester StaBALL Match
<<locked>>
81%
43801
75%
**32
95%

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.

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