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Load data for .25 Creedmoor + .257 | 100gr | Sierra SPT Pro-Hunter

Recommended Powder(s): Alliant Reloder-17, Hodgdon CFE223, Ramshot Big Game, ReloadSwiss RS 60, SNPE Vectan SP 11

.25 Creedmoor + .257 | 100gr | Sierra SPT Pro-Hunter

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.257 | 100gr | Sierra SPT Pro-Hunter
Manufacturer SKU:
1620
Bullet Weight:
100gr | 6.5g
Bullet Diameter:
0.257" | 6.53mm
Bullet Length:
0.961" | 24.4mm
Caliber:
.25 Creedmoor load data
Case Length (l3):
1.920" | 48.8mm
Cartridge Length (C.O.L.):
2.783" | 70.7mm
Seated Depth:
0.098" | 2.5mm
Shank Seated Depth:
0.098" | 2.5mm
Case Capacity:
52.0 Grains of Water | 3.38 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
62000 psi | 4275 bar
LID:
LID_B5794_C167
Last updated:
2025-02-02

Load data for 174 loads in caliber .25 Creedmoor with .257 | 100gr | Sierra SPT Pro-Hunter bullet and 87 powders such as Alliant Reloder-17, Hodgdon CFE223, Ramshot Big Game, ReloadSwiss RS 60, SNPE Vectan SP 11. 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. 33.2 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>>
87%
55724
90%
**84
100%
ADI AR 2208
<<locked>>
92%
55071
89%
**61
99%
Accurate 2200
<<locked>>
85%
55158
89%
**38
99%
Accurate 2495
<<locked>>
85%
54650
88%
**25
100%
Accurate 2520
<<locked>>
85%
55332
89%
**58
100%
Accurate 2700
<<locked>>
92%
55042
89%
**89
96%
[Accurate 3100]*
<<locked>>
97%
36535
59%
**36
93%
Accurate 4064
<<locked>>
91%
55593
90%
**64
100%
Accurate 4350
<<locked>>
97%
51097
82%
**61
99%
Alliant AR-Comp
<<locked>>
85%
55724
90%
**18
100%
Alliant Reloder- TS 15.5
<<locked>>
92%
54737
88%
**74
100%
Alliant Reloder-15
<<locked>>
89%
54940
89%
**97
100%
Alliant Reloder-16
<<locked>>
97%
49240
79%
**68
99%
Alliant Reloder-17 👍
<<locked>>
95%
55143
89%
**92
100%
Alliant Reloder-23
<<locked>>
97%
35070
57%
**69
96%
Alliant Reloder-26
<<locked>>
96%
38725
62%
**04
95%
Baschieri & Pellagri 107
<<locked>>
87%
55013
89%
**94
99%
Hodgdon BL-C2
<<locked>>
85%
54868
88%
**87
100%
Hodgdon Benchmark
<<locked>>
84%
54810
88%
**95
100%
Hodgdon CFE223 👍
<<locked>>
90%
55738
90%
**33
99%
Hodgdon H322
<<locked>>
83%
54752
88%
**28
100%
Hodgdon H380
<<locked>>
91%
54737
88%
**77
99%
Hodgdon H414
<<locked>>
94%
55013
89%
**33
97%
[Hodgdon H4350]*
<<locked>>
97%
47703
77%
**33
94%
Hodgdon Hybrid 100V
<<locked>>
97%
45614
74%
**43
99%
Hodgdon LVR
<<locked>>
97%
55245
89%
**27
99%
Hodgdon Superperformance
<<locked>>
96%
54795
88%
**50
96%
Hodgdon VARGET
<<locked>>
92%
55695
90%
**71
100%
Hodgdon TrailBoss
<<locked>>
97%
34026
55%
**73
100%
IMR 3031
<<locked>>
89%
55448
89%
**68
100%
IMR 4064
<<locked>>
93%
55564
90%
**58
100%
IMR 4166 Enduron
<<locked>>
93%
54708
88%
**15
97%
IMR 4350
<<locked>>
97%
51024
82%
**95
95%
IMR 4451 Enduron
<<locked>>
94%
54897
89%
**48
97%
IMR 4831
<<locked>>
97%
43439
70%
**97
97%
IMR 4895
<<locked>>
89%
55216
89%
**07
100%
IMR 8208 XBR
<<locked>>
85%
55753
90%
**51
100%
Lovex D073.6
<<locked>>
87%
55332
89%
**58
100%
Lovex S060
<<locked>>
87%
54795
88%
**99
100%
Lovex S062
<<locked>>
91%
55666
90%
**54
100%
Lovex S065
<<locked>>
97%
54882
89%
**45
98%
Lovex S070
<<locked>>
96%
52199
84%
**28
97%
Norma 201
<<locked>>
87%
54752
88%
**38
100%
Norma 202
<<locked>>
87%
55100
89%
**31
100%
Norma 203B
<<locked>>
90%
55434
89%
**94
100%
[Norma 204]*
<<locked>>
97%
51488
83%
**35
94%
Norma URP
<<locked>>
96%
49922
81%
**41
98%
Ramshot Big Game 👍
<<locked>>
90%
55013
89%
**10
100%
Ramshot Hunter
<<locked>>
97%
49806
80%
**48
97%
Ramshot TAC
<<locked>>
85%
55158
89%
**51
98%
Ramshot Wild Boar
<<locked>>
85%
55448
89%
**77
100%
ReloadSwiss RS 14
<<locked>>
96%
34113
55%
**09
100%
ReloadSwiss RS 50
<<locked>>
91%
55753
90%
**64
98%
ReloadSwiss RS 52
<<locked>>
90%
55651
90%
**27
100%
ReloadSwiss RS 60 👍
<<locked>>
97%
55709
90%
**15
100%
ReloadSwiss RS 62
<<locked>>
97%
50865
82%
**87
98%
ReloadSwiss RS 70
<<locked>>
97%
51445
83%
**17
98%
Rottweil R 901
<<locked>>
84%
54621
88%
**99
100%
Rottweil R 902
<<locked>>
89%
54665
88%
**25
100%
Rottweil R 903
<<locked>>
94%
55347
89%
**81
100%
Rottweil R 907
<<locked>>
95%
54636
88%
**38
96%
SNPE Vectan SP 11 👍
<<locked>>
92%
54636
88%
**07
100%
SNPE Vectan SP 7
<<locked>>
86%
55405
89%
**51
99%
SNPE Vectan SP 9
<<locked>>
87%
55027
89%
**68
100%
SNPE Vectan Tubal 3000
<<locked>>
87%
55477
89%
**66
100%
SNPE Vectan Tubal 5000
<<locked>>
92%
55129
89%
**53
100%
SNPE Vectan Tubal 7000
<<locked>>
96%
54476
88%
**82
97%
Shooters World Long Rifle
<<locked>>
97%
54882
89%
**45
98%
Shooters World Match Rifle
<<locked>>
87%
55332
89%
**58
100%
Shooters World Precision
<<locked>>
91%
55666
90%
**54
100%
Somchem S335
<<locked>>
87%
55651
90%
**69
100%
Somchem S341
<<locked>>
86%
55056
89%
**45
100%
Somchem S355
<<locked>>
93%
54737
88%
**71
100%
Somchem S365
<<locked>>
97%
45513
73%
**12
100%
[Somchem S385]*
<<locked>>
97%
42192
68%
**51
93%
Vihtavuori N130
<<locked>>
83%
54839
88%
**27
100%
Vihtavuori N133
<<locked>>
88%
54824
88%
**40
100%
Vihtavuori N135
<<locked>>
95%
54897
89%
**95
100%
Vihtavuori N140
<<locked>>
89%
55303
89%
**09
100%
Vihtavuori N150
<<locked>>
97%
51793
84%
**76
100%
Vihtavuori N160
<<locked>>
96%
55245
89%
**81
99%
Vihtavuori N540
<<locked>>
89%
55579
90%
**41
100%
Vihtavuori N550
<<locked>>
97%
55709
90%
**40
99%
Vihtavuori N555
<<locked>>
97%
38261
62%
**51
96%
Winchester 6.5 StaBALL
<<locked>>
97%
53838
87%
**41
100%
Winchester 760
<<locked>>
94%
55013
89%
**33
97%
Winchester StaBALL HD
<<locked>>
97%
31676
51%
**36
95%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
46093
74%
**17
99%
ADI AR 2208
<<locked>>
81%
39218
63%
**53
97%
Accurate 2200
<<locked>>
81%
48544
78%
**27
98%
Accurate 2495
<<locked>>
81%
47819
77%
**17
100%
Accurate 2520
<<locked>>
81%
48573
78%
**56
100%
[Accurate 2700]*
<<locked>>
81%
37681
61%
**51
91%
[Accurate 3100]*
<<locked>>
93%
31865
51%
**25
90%
Accurate 4064
<<locked>>
81%
40306
65%
**92
100%
[Accurate 4350]*
<<locked>>
81%
29240
47%
**66
91%
Alliant AR-Comp
<<locked>>
81%
48501
78%
**13
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
38885
63%
**72
98%
Alliant Reloder-15
<<locked>>
81%
41756
67%
**44
97%
[Alliant Reloder-16]*
<<locked>>
81%
30255
49%
**92
91%
Alliant Reloder-17
<<locked>>
81%
33518
54%
**23
96%
[Alliant Reloder-23]*
<<locked>>
86%
25802
42%
**61
90%
[Alliant Reloder-26]*
<<locked>>
90%
31285
50%
**90
91%
Baschieri & Pellagri 107
<<locked>>
81%
45527
73%
**17
98%
Hodgdon BL-C2
<<locked>>
81%
48501
78%
**76
100%
Hodgdon Benchmark
<<locked>>
81%
50256
81%
**17
100%
Hodgdon CFE223
<<locked>>
81%
40524
65%
**51
96%
Hodgdon H322
<<locked>>
81%
51271
83%
**66
100%
Hodgdon H380
<<locked>>
81%
39740
64%
**89
96%
[Hodgdon H414]*
<<locked>>
81%
35027
56%
**07
90%
[Hodgdon H4350]*
<<locked>>
88%
36245
58%
**80
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
27572
44%
**90
93%
[Hodgdon LVR]*
<<locked>>
81%
32619
53%
**44
92%
[Hodgdon Superperformance]*
<<locked>>
86%
37289
60%
**79
90%
Hodgdon VARGET
<<locked>>
81%
38841
63%
**43
96%
Hodgdon TrailBoss
<<locked>>
81%
26992
44%
**16
100%
IMR 3031
<<locked>>
81%
42293
68%
**51
100%
IMR 4064
<<locked>>
81%
38537
62%
**26
97%
[IMR 4166 Enduron]*
<<locked>>
81%
38450
62%
**90
92%
[IMR 4350]*
<<locked>>
86%
35810
58%
**74
90%
[IMR 4451 Enduron]*
<<locked>>
81%
36230
58%
**64
91%
[IMR 4831]*
<<locked>>
82%
27398
44%
**93
90%
IMR 4895
<<locked>>
81%
42714
69%
**74
98%
IMR 8208 XBR
<<locked>>
81%
48225
78%
**23
100%
Lovex D073.6
<<locked>>
81%
45614
74%
**97
100%
Lovex S060
<<locked>>
81%
46398
75%
**51
99%
Lovex S062
<<locked>>
81%
41365
67%
**02
99%
[Lovex S065]*
<<locked>>
81%
33823
55%
**08
92%
[Lovex S070]*
<<locked>>
82%
33417
54%
**15
90%
Norma 201
<<locked>>
81%
45353
73%
**71
99%
Norma 202
<<locked>>
81%
45527
73%
**71
100%
Norma 203B
<<locked>>
81%
41002
66%
**28
98%
[Norma 204]*
<<locked>>
90%
40611
65%
**15
90%
[Norma URP]*
<<locked>>
81%
30168
49%
**85
92%
Ramshot Big Game
<<locked>>
81%
40741
66%
**35
97%
[Ramshot Hunter]*
<<locked>>
84%
32605
53%
**44
90%
Ramshot TAC
<<locked>>
81%
48704
79%
**40
97%
Ramshot Wild Boar
<<locked>>
81%
47892
77%
**49
99%
ReloadSwiss RS 14
<<locked>>
81%
27064
44%
**52
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
39914
64%
**62
94%
ReloadSwiss RS 52
<<locked>>
81%
39900
64%
**44
99%
ReloadSwiss RS 60
<<locked>>
81%
32735
53%
**13
96%
[ReloadSwiss RS 62]*
<<locked>>
81%
29385
47%
**89
91%
[ReloadSwiss RS 70]*
<<locked>>
83%
31459
51%
**35
90%
Rottweil R 901
<<locked>>
81%
49197
79%
**17
100%
Rottweil R 902
<<locked>>
81%
43410
70%
**25
99%
Rottweil R 903
<<locked>>
81%
36376
59%
**13
97%
[Rottweil R 907]*
<<locked>>
82%
35839
58%
**51
90%
SNPE Vectan SP 11
<<locked>>
81%
37246
60%
**69
97%
SNPE Vectan SP 7
<<locked>>
81%
46688
75%
**07
97%
SNPE Vectan SP 9
<<locked>>
81%
44744
72%
**84
99%
SNPE Vectan Tubal 3000
<<locked>>
81%
46760
75%
**25
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
38812
63%
**71
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
82%
33518
54%
**66
90%
[Shooters World Long Rifle]*
<<locked>>
81%
33823
55%
**08
92%
Shooters World Match Rifle
<<locked>>
81%
45614
74%
**97
100%
Shooters World Precision
<<locked>>
81%
41365
67%
**02
99%
Somchem S335
<<locked>>
81%
46224
75%
**22
100%
Somchem S341
<<locked>>
81%
46456
75%
**97
99%
Somchem S355
<<locked>>
81%
37144
60%
**26
97%
[Somchem S365]*
<<locked>>
81%
26919
43%
**23
94%
[Somchem S385]*
<<locked>>
92%
36056
58%
**13
90%
Vihtavuori N130
<<locked>>
81%
51387
83%
**77
100%
Vihtavuori N133
<<locked>>
81%
44164
71%
**66
100%
Vihtavuori N135
<<locked>>
81%
35824
58%
**67
100%
Vihtavuori N140
<<locked>>
81%
42786
69%
**02
100%
Vihtavuori N150
<<locked>>
81%
31850
51%
**72
97%
[Vihtavuori N160]*
<<locked>>
81%
32576
53%
**21
93%
Vihtavuori N540
<<locked>>
81%
42351
68%
**18
100%
[Vihtavuori N550]*
<<locked>>
81%
33301
54%
**67
93%
[Vihtavuori N555]*
<<locked>>
86%
26803
43%
**30
90%
Winchester 6.5 StaBALL
<<locked>>
81%
31401
51%
**66
95%
[Winchester 760]*
<<locked>>
81%
35027
56%
**07
90%
[Winchester StaBALL HD]*
<<locked>>
92%
26919
43%
**49
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.

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