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Load data for .25-06 Rem. + .257 | 122gr | Remington SP Extended-Range

Recommended Powder(s): Alliant Reloder-26, Hodgdon H4350, Hodgdon Superperformance, Norma MRP, Somchem S385

.25-06 Rem. + .257 | 122gr | Remington SP Extended-Range

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.257 | 122gr | Remington SP Extended-Range
Bullet Weight:
122gr | 7.9g
Bullet Diameter:
0.257" | 6.53mm
Bullet Length:
1.000" | 25.4mm
Caliber:
.25-06 Rem. load data
Case Length (l3):
2.489" | 63.2mm
Cartridge Length (C.O.L.):
3.201" | 81.3mm
Seated Depth:
0.288" | 7.3mm
Shank Seated Depth:
0.288" | 7.3mm
Case Capacity:
65.8 Grains of Water | 4.27 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
65267 psi | 4500 bar
LID:
LID_B5145_C208
Last updated:
2025-01-01

Load data for 148 loads in caliber .25-06 Rem. with .257 | 122gr | Remington SP Extended-Range bullet and 74 powders such as Alliant Reloder-26, Hodgdon H4350, Hodgdon Superperformance, Norma MRP, Somchem S385. 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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  • .

    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 2208
<<locked>>
84%
57943
89%
**94
100%
ADI AR 2209
<<locked>>
94%
58334
89%
**92
99%
ADI AR 2213
<<locked>>
97%
57493
88%
**15
98%
[ADI AR 2217]*
<<locked>>
97%
41771
64%
**10
94%
ADI AR 2225
<<locked>>
97%
37043
57%
**61
96%
Accurate 2700
<<locked>>
85%
58160
89%
**64
100%
Accurate 3100
<<locked>>
97%
56753
87%
**10
100%
Accurate 4350
<<locked>>
89%
58044
89%
**46
100%
Accurate MAGPRO
<<locked>>
97%
56217
86%
**05
97%
Alliant Reloder- TS 15.5
<<locked>>
83%
58102
89%
**00
100%
Alliant Reloder-16
<<locked>>
90%
58653
90%
**02
100%
Alliant Reloder-17
<<locked>>
86%
58697
90%
**02
100%
Alliant Reloder-19
<<locked>>
94%
58233
89%
**86
99%
Alliant Reloder-22
<<locked>>
97%
57000
87%
**02
99%
Alliant Reloder-23
<<locked>>
97%
53664
82%
**23
100%
Alliant Reloder-25
<<locked>>
97%
46992
72%
**74
100%
Alliant Reloder-26 👍
<<locked>>
95%
58479
90%
**74
100%
[Hodgdon H1000]*
<<locked>>
97%
41771
64%
**10
94%
Hodgdon H414
<<locked>>
85%
58334
89%
**82
100%
Hodgdon H4350 👍
<<locked>>
92%
58494
90%
**33
100%
Hodgdon H4831
<<locked>>
97%
52591
81%
**74
97%
Hodgdon H4831 SC
<<locked>>
96%
58102
89%
**69
98%
Hodgdon Hybrid 100V
<<locked>>
92%
58494
90%
**13
100%
Hodgdon LVR
<<locked>>
87%
58537
90%
**63
100%
Hodgdon Retumbo
<<locked>>
97%
37043
57%
**61
96%
Hodgdon Superperformance 👍
<<locked>>
87%
58682
90%
**18
100%
Hodgdon VARGET
<<locked>>
84%
58349
89%
**97
100%
Hodgdon TrailBoss
<<locked>>
97%
35447
54%
**08
100%
IMR 4064
<<locked>>
85%
58421
90%
**90
100%
IMR 4166 Enduron
<<locked>>
85%
58436
90%
**97
100%
IMR 4350
<<locked>>
90%
58421
90%
**30
100%
IMR 4451 Enduron
<<locked>>
86%
57827
89%
**13
100%
IMR 4831
<<locked>>
94%
58146
89%
**40
100%
IMR 4955 Enduron
<<locked>>
97%
57696
88%
**30
98%
IMR 7828 SSC
<<locked>>
96%
57783
89%
**28
98%
Lovex S065
<<locked>>
88%
57711
88%
**00
100%
Lovex S070
<<locked>>
89%
58581
90%
**30
100%
Lovex S071
<<locked>>
96%
47210
72%
**59
99%
Norma 204
<<locked>>
89%
57798
89%
**59
99%
[Norma 217]*
<<locked>>
96%
32692
50%
**79
94%
Norma MRP 👍
<<locked>>
95%
58030
89%
**54
100%
Norma URP
<<locked>>
89%
57740
88%
**56
100%
Ramshot Hunter
<<locked>>
90%
58015
89%
**76
100%
Ramshot Magnum
<<locked>>
97%
56202
86%
**76
100%
ReloadSwiss RS 14
<<locked>>
97%
36085
55%
**44
100%
ReloadSwiss RS 60
<<locked>>
86%
57798
89%
**05
100%
ReloadSwiss RS 62
<<locked>>
88%
57740
88%
**72
100%
ReloadSwiss RS 70
<<locked>>
89%
57769
89%
**15
100%
ReloadSwiss RS 76
<<locked>>
97%
45353
69%
**87
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
40712
62%
**56
93%
Rottweil R 903
<<locked>>
84%
57914
89%
**94
100%
Rottweil R 904
<<locked>>
94%
58494
90%
**43
98%
Rottweil R 905
<<locked>>
95%
58059
89%
**82
99%
Rottweil R 907
<<locked>>
87%
58334
89%
**13
100%
SNPE Vectan SP 11
<<locked>>
84%
58392
89%
**36
100%
SNPE Vectan Tubal 5000
<<locked>>
84%
58291
89%
**72
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
57928
89%
**67
100%
Shooters World Long Rifle
<<locked>>
88%
57711
88%
**00
100%
Somchem S355
<<locked>>
84%
57754
88%
**90
100%
Somchem S361
<<locked>>
92%
57827
89%
**00
98%
Somchem S365
<<locked>>
91%
58508
90%
**63
100%
Somchem S385 👍
<<locked>>
94%
57769
89%
**46
100%
Vihtavuori N135
<<locked>>
86%
58204
89%
**02
100%
Vihtavuori N150
<<locked>>
90%
58146
89%
**54
100%
Vihtavuori N160
<<locked>>
87%
58668
90%
**30
100%
Vihtavuori N165
<<locked>>
97%
52953
81%
**54
99%
Vihtavuori N550
<<locked>>
87%
58479
90%
**63
100%
Vihtavuori N555
<<locked>>
96%
58392
89%
**86
100%
Vihtavuori N560
<<locked>>
97%
57348
88%
**31
98%
Vihtavuori N565
<<locked>>
97%
48791
75%
**67
96%
[Vihtavuori N568]*
<<locked>>
97%
42902
66%
**85
93%
Winchester 6.5 StaBALL
<<locked>>
89%
58160
89%
**84
100%
Winchester 760
<<locked>>
85%
58334
89%
**82
100%
Winchester StaBALL HD
<<locked>>
97%
50720
78%
**99
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
53098
81%
**28
100%
[ADI AR 2209]*
<<locked>>
81%
37724
58%
**02
94%
[ADI AR 2213]*
<<locked>>
81%
33359
51%
**13
90%
[ADI AR 2217]*
<<locked>>
90%
33692
52%
**10
90%
[ADI AR 2225]*
<<locked>>
88%
28224
43%
**92
90%
Accurate 2700
<<locked>>
81%
51459
79%
**56
99%
Accurate 3100
<<locked>>
81%
33272
51%
**70
96%
Accurate 4350
<<locked>>
81%
44875
69%
**36
100%
[Accurate MAGPRO]*
<<locked>>
85%
37144
57%
**31
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
54186
83%
**44
100%
Alliant Reloder-16
<<locked>>
81%
42931
66%
**46
100%
Alliant Reloder-17
<<locked>>
81%
49763
76%
**71
100%
[Alliant Reloder-19]*
<<locked>>
81%
37492
57%
**92
94%
[Alliant Reloder-22]*
<<locked>>
81%
33127
51%
**23
92%
Alliant Reloder-23
<<locked>>
81%
32024
49%
**07
99%
[Alliant Reloder-25]*
<<locked>>
81%
28036
43%
**95
93%
Alliant Reloder-26
<<locked>>
81%
34911
53%
**38
98%
[Hodgdon H1000]*
<<locked>>
90%
33692
52%
**10
90%
Hodgdon H414
<<locked>>
81%
50546
77%
**58
99%
Hodgdon H4350
<<locked>>
81%
41466
64%
**38
97%
[Hodgdon H4831]*
<<locked>>
83%
34055
52%
**90
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
34954
54%
**16
91%
Hodgdon Hybrid 100V
<<locked>>
81%
40480
62%
**31
100%
Hodgdon LVR
<<locked>>
81%
47355
73%
**79
100%
[Hodgdon Retumbo]*
<<locked>>
88%
28224
43%
**92
90%
Hodgdon Superperformance
<<locked>>
81%
46166
71%
**08
98%
Hodgdon VARGET
<<locked>>
81%
52707
81%
**12
100%
Hodgdon TrailBoss
<<locked>>
81%
28036
43%
**50
100%
IMR 4064
<<locked>>
81%
52591
81%
**08
100%
IMR 4166 Enduron
<<locked>>
81%
50836
78%
**79
99%
IMR 4350
<<locked>>
81%
43613
67%
**77
98%
IMR 4451 Enduron
<<locked>>
81%
49617
76%
**79
99%
IMR 4831
<<locked>>
81%
38682
59%
**02
99%
[IMR 4955 Enduron]*
<<locked>>
81%
35549
54%
**93
91%
[IMR 7828 SSC]*
<<locked>>
81%
34185
52%
**46
91%
Lovex S065
<<locked>>
81%
47050
72%
**23
99%
Lovex S070
<<locked>>
81%
45121
69%
**07
98%
[Lovex S071]*
<<locked>>
81%
28674
44%
**46
94%
Norma 204
<<locked>>
81%
43308
66%
**03
96%
[Norma 217]*
<<locked>>
92%
28326
43%
**34
90%
Norma MRP
<<locked>>
81%
34592
53%
**95
95%
Norma URP
<<locked>>
81%
44251
68%
**30
100%
Ramshot Hunter
<<locked>>
81%
43120
66%
**23
99%
[Ramshot Magnum]*
<<locked>>
81%
30748
47%
**54
92%
ReloadSwiss RS 14
<<locked>>
81%
28674
44%
**90
100%
ReloadSwiss RS 60
<<locked>>
81%
47921
73%
**61
100%
ReloadSwiss RS 62
<<locked>>
81%
45020
69%
**59
100%
ReloadSwiss RS 70
<<locked>>
81%
43178
66%
**79
99%
[ReloadSwiss RS 76]*
<<locked>>
84%
28660
44%
**38
90%
[ReloadSwiss RS 80]*
<<locked>>
93%
35984
55%
**35
90%
Rottweil R 903
<<locked>>
81%
52054
80%
**12
100%
[Rottweil R 904]*
<<locked>>
81%
38986
60%
**89
94%
[Rottweil R 905]*
<<locked>>
81%
36753
56%
**79
94%
Rottweil R 907
<<locked>>
81%
48167
74%
**43
98%
SNPE Vectan SP 11
<<locked>>
81%
53417
82%
**67
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
52533
80%
**00
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
46122
71%
**67
98%
Shooters World Long Rifle
<<locked>>
81%
47050
72%
**23
99%
Somchem S355
<<locked>>
81%
52141
80%
**08
100%
[Somchem S361]*
<<locked>>
81%
39755
61%
**75
93%
Somchem S365
<<locked>>
81%
41060
63%
**87
100%
Somchem S385
<<locked>>
81%
37202
57%
**66
96%
Vihtavuori N135
<<locked>>
81%
50473
77%
**03
100%
Vihtavuori N150
<<locked>>
81%
44570
68%
**51
100%
Vihtavuori N160
<<locked>>
81%
47442
73%
**49
100%
[Vihtavuori N165]*
<<locked>>
81%
31401
48%
**15
92%
Vihtavuori N550
<<locked>>
81%
48327
74%
**99
100%
Vihtavuori N555
<<locked>>
81%
35694
55%
**79
99%
[Vihtavuori N560]*
<<locked>>
82%
34011
52%
**56
90%
[Vihtavuori N565]*
<<locked>>
86%
33257
51%
**33
90%
[Vihtavuori N568]*
<<locked>>
93%
37826
58%
**74
90%
Winchester 6.5 StaBALL
<<locked>>
81%
44744
69%
**87
100%
Winchester 760
<<locked>>
81%
50546
77%
**58
99%
Winchester StaBALL HD
<<locked>>
81%
26919
41%
**03
99%

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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