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Load data for .257 Weath. Mag. + .257 | 80gr | CutEdge ESP Raptor

Recommended Powder(s): Accurate 4350, Alliant Reloder-16, Norma URP, ReloadSwiss RS 62, ReloadSwiss RS 70

.257 Weath. Mag. + .257 | 80gr | CutEdge ESP Raptor

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.257 | 80gr | CutEdge ESP Raptor
Manufacturer SKU:
ESP I80 RAPTOR WoT
Bullet Weight:
80gr | 5.2g
Bullet Diameter:
0.257" | 6.53mm
Bullet Length:
0.949" | 24.1mm
Caliber:
.257 Weath. Mag. load data
Case Length (l3):
2.549" | 64.7mm
Cartridge Length (C.O.L.):
3.122" | 79.3mm
Seated Depth:
0.376" | 9.5mm
Shank Seated Depth:
0.376" | 9.5mm
Case Capacity:
84.0 Grains of Water | 5.45 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B8418_C247
Last updated:
2025-01-01

Load data for 146 loads in caliber .257 Weath. Mag. with .257 | 80gr | CutEdge ESP Raptor bullet and 73 powders such as Accurate 4350, Alliant Reloder-16, Norma URP, ReloadSwiss RS 62, ReloadSwiss RS 70. 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>>
85%
56855
89%
**70
100%
ADI AR 2209
<<locked>>
96%
56724
89%
**15
97%
[ADI AR 2213]*
<<locked>>
97%
53374
84%
**66
94%
Accurate 2700
<<locked>>
86%
57290
90%
**97
98%
Accurate 3100
<<locked>>
97%
52199
82%
**65
98%
Accurate 4064
<<locked>>
84%
56869
89%
**27
100%
Accurate 4350 👍
<<locked>>
90%
56797
89%
**06
100%
[Accurate MAGPRO]*
<<locked>>
97%
52344
82%
**53
92%
Alliant Reloder- TS 15.5
<<locked>>
85%
56724
89%
**66
100%
Alliant Reloder-16 👍
<<locked>>
92%
56811
89%
**71
100%
Alliant Reloder-17
<<locked>>
87%
57363
90%
**75
100%
Alliant Reloder-19
<<locked>>
96%
56739
89%
**12
97%
Alliant Reloder-22
<<locked>>
97%
52663
83%
**73
96%
Alliant Reloder-23
<<locked>>
97%
49647
78%
**04
100%
Alliant Reloder-25
<<locked>>
97%
42873
67%
**76
97%
Alliant Reloder-26
<<locked>>
96%
56811
89%
**01
100%
Hodgdon H380
<<locked>>
84%
57348
90%
**86
100%
Hodgdon H414
<<locked>>
87%
57174
90%
**38
98%
Hodgdon H4350
<<locked>>
93%
56898
89%
**66
98%
[Hodgdon H4831]*
<<locked>>
97%
48704
76%
**22
92%
Hodgdon H4831 SC
<<locked>>
97%
56057
88%
**56
95%
Hodgdon Hybrid 100V
<<locked>>
94%
56652
89%
**56
100%
Hodgdon LVR
<<locked>>
89%
57290
90%
**25
100%
Hodgdon Superperformance
<<locked>>
89%
56753
89%
**35
98%
Hodgdon VARGET
<<locked>>
86%
57145
90%
**66
100%
Hodgdon TrailBoss
<<locked>>
96%
34389
54%
**20
100%
IMR 4064
<<locked>>
86%
57246
90%
**56
100%
IMR 4166 Enduron
<<locked>>
87%
56782
89%
**33
98%
IMR 4350
<<locked>>
92%
56855
89%
**63
98%
IMR 4451 Enduron
<<locked>>
88%
57246
90%
**66
98%
IMR 4831
<<locked>>
95%
56550
89%
**86
100%
[IMR 4955 Enduron]*
<<locked>>
97%
54114
85%
**94
94%
IMR 7828 SSC
<<locked>>
97%
54375
85%
**99
95%
Lovex S062
<<locked>>
84%
56652
89%
**47
100%
Lovex S065
<<locked>>
90%
56971
89%
**47
99%
Lovex S070
<<locked>>
91%
57000
89%
**63
98%
Lovex S071
<<locked>>
97%
43091
68%
**71
96%
Norma 203B
<<locked>>
83%
57043
89%
**89
100%
Norma 204
<<locked>>
91%
57159
90%
**96
97%
Norma MRP
<<locked>>
97%
56072
88%
**65
98%
Norma URP 👍
<<locked>>
91%
56898
89%
**22
100%
Ramshot Hunter
<<locked>>
92%
56927
89%
**19
99%
Ramshot Magnum
<<locked>>
97%
51880
81%
**27
97%
ReloadSwiss RS 14
<<locked>>
97%
35302
55%
**75
100%
ReloadSwiss RS 50
<<locked>>
84%
57159
90%
**56
99%
ReloadSwiss RS 52
<<locked>>
83%
57377
90%
**02
100%
ReloadSwiss RS 60
<<locked>>
88%
56942
89%
**84
100%
ReloadSwiss RS 62 👍
<<locked>>
90%
56985
89%
**15
100%
ReloadSwiss RS 70 👍
<<locked>>
91%
57043
89%
**78
100%
[ReloadSwiss RS 76]*
<<locked>>
97%
42047
66%
**66
94%
Rottweil R 903
<<locked>>
86%
57363
90%
**66
100%
Rottweil R 904
<<locked>>
95%
57276
90%
**76
96%
Rottweil R 905
<<locked>>
96%
57058
89%
**25
97%
Rottweil R 907
<<locked>>
89%
57276
90%
**56
98%
SNPE Vectan SP 11
<<locked>>
85%
56695
89%
**86
100%
SNPE Vectan Tubal 5000
<<locked>>
86%
57000
89%
**35
100%
SNPE Vectan Tubal 7000
<<locked>>
90%
57101
89%
**94
98%
Shooters World Long Rifle
<<locked>>
90%
56971
89%
**47
99%
Shooters World Precision
<<locked>>
84%
56652
89%
**47
100%
Somchem S355
<<locked>>
87%
57290
90%
**76
100%
Somchem S361
<<locked>>
94%
57116
90%
**14
95%
Somchem S365
<<locked>>
93%
57276
90%
**32
100%
Somchem S385
<<locked>>
96%
57014
89%
**76
98%
Vihtavuori N135
<<locked>>
88%
56782
89%
**88
100%
Vihtavuori N150
<<locked>>
91%
57072
89%
**24
100%
Vihtavuori N160
<<locked>>
89%
56695
89%
**60
100%
Vihtavuori N165
<<locked>>
97%
48530
76%
**83
96%
Vihtavuori N550
<<locked>>
88%
56985
89%
**09
100%
Vihtavuori N555
<<locked>>
97%
55637
87%
**96
100%
[Vihtavuori N560]*
<<locked>>
97%
52649
82%
**89
94%
Winchester 6.5 StaBALL
<<locked>>
90%
57421
90%
**37
100%
Winchester 760
<<locked>>
87%
57174
90%
**38
98%
Winchester StaBALL HD
<<locked>>
97%
45629
72%
**40
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
49269
77%
**15
99%
[ADI AR 2209]*
<<locked>>
84%
38072
60%
**89
90%
[ADI AR 2213]*
<<locked>>
90%
42047
66%
**01
90%
Accurate 2700
<<locked>>
81%
47761
75%
**10
96%
[Accurate 3100]*
<<locked>>
82%
30835
48%
**33
90%
Accurate 4064
<<locked>>
81%
52141
82%
**55
100%
Accurate 4350
<<locked>>
81%
40451
63%
**55
97%
[Accurate MAGPRO]*
<<locked>>
94%
47166
74%
**28
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
50038
78%
**45
100%
Alliant Reloder-16
<<locked>>
81%
39131
61%
**71
97%
Alliant Reloder-17
<<locked>>
81%
45034
71%
**32
100%
[Alliant Reloder-19]*
<<locked>>
84%
37217
58%
**59
90%
[Alliant Reloder-22]*
<<locked>>
88%
37826
59%
**09
90%
[Alliant Reloder-23]*
<<locked>>
81%
28369
44%
**13
93%
[Alliant Reloder-25]*
<<locked>>
87%
31154
49%
**99
90%
[Alliant Reloder-26]*
<<locked>>
81%
30850
48%
**31
91%
Hodgdon H380
<<locked>>
81%
51053
80%
**68
99%
Hodgdon H414
<<locked>>
81%
46702
73%
**15
96%
[Hodgdon H4350]*
<<locked>>
81%
37652
59%
**23
92%
[Hodgdon H4831]*
<<locked>>
93%
43294
68%
**78
90%
[Hodgdon H4831 SC]*
<<locked>>
90%
43511
68%
**94
90%
Hodgdon Hybrid 100V
<<locked>>
81%
36361
57%
**33
97%
Hodgdon LVR
<<locked>>
81%
43279
68%
**27
97%
[Hodgdon Superperformance]*
<<locked>>
81%
41901
66%
**17
94%
Hodgdon VARGET
<<locked>>
81%
49008
77%
**15
99%
Hodgdon TrailBoss
<<locked>>
81%
27470
43%
**36
100%
IMR 4064
<<locked>>
81%
48240
76%
**92
99%
IMR 4166 Enduron
<<locked>>
81%
47282
74%
**50
96%
[IMR 4350]*
<<locked>>
81%
39929
63%
**82
93%
IMR 4451 Enduron
<<locked>>
81%
45759
72%
**33
96%
IMR 4831
<<locked>>
81%
34693
54%
**81
95%
[IMR 4955 Enduron]*
<<locked>>
89%
42511
67%
**38
90%
[IMR 7828 SSC]*
<<locked>>
90%
42177
66%
**10
90%
Lovex S062
<<locked>>
81%
52040
82%
**61
100%
Lovex S065
<<locked>>
81%
42917
67%
**51
96%
[Lovex S070]*
<<locked>>
81%
41089
64%
**22
94%
[Lovex S071]*
<<locked>>
87%
30603
48%
**27
90%
Norma 203B
<<locked>>
81%
53026
83%
**24
100%
[Norma 204]*
<<locked>>
81%
39465
62%
**05
91%
[Norma MRP]*
<<locked>>
84%
34389
54%
**36
90%
Norma URP
<<locked>>
81%
39958
63%
**45
97%
[Ramshot Hunter]*
<<locked>>
81%
38986
61%
**22
94%
[Ramshot Magnum]*
<<locked>>
88%
36158
57%
**33
90%
ReloadSwiss RS 14
<<locked>>
81%
27804
44%
**82
100%
ReloadSwiss RS 50
<<locked>>
81%
51169
80%
**55
98%
ReloadSwiss RS 52
<<locked>>
81%
53345
84%
**24
100%
ReloadSwiss RS 60
<<locked>>
81%
43439
68%
**12
100%
ReloadSwiss RS 62
<<locked>>
81%
40524
64%
**68
97%
ReloadSwiss RS 70
<<locked>>
81%
39291
62%
**78
96%
[ReloadSwiss RS 76]*
<<locked>>
93%
36230
57%
**76
90%
Rottweil R 903
<<locked>>
81%
47326
74%
**73
100%
[Rottweil R 904]*
<<locked>>
85%
40422
63%
**92
90%
[Rottweil R 905]*
<<locked>>
84%
37231
58%
**53
90%
Rottweil R 907
<<locked>>
81%
44353
70%
**91
95%
SNPE Vectan SP 11
<<locked>>
81%
49168
77%
**48
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
48704
76%
**94
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
42119
66%
**82
95%
Shooters World Long Rifle
<<locked>>
81%
42917
67%
**51
96%
Shooters World Precision
<<locked>>
81%
52040
82%
**61
100%
Somchem S355
<<locked>>
81%
47674
75%
**76
100%
[Somchem S361]*
<<locked>>
85%
42482
67%
**02
90%
Somchem S365
<<locked>>
81%
36506
57%
**89
99%
[Somchem S385]*
<<locked>>
82%
34606
54%
**51
90%
Vihtavuori N135
<<locked>>
81%
46093
72%
**87
100%
Vihtavuori N150
<<locked>>
81%
40683
64%
**89
99%
Vihtavuori N160
<<locked>>
81%
43540
68%
**87
98%
[Vihtavuori N165]*
<<locked>>
88%
35462
56%
**68
90%
Vihtavuori N550
<<locked>>
81%
44092
69%
**33
98%
[Vihtavuori N555]*
<<locked>>
81%
31444
49%
**09
93%
[Vihtavuori N560]*
<<locked>>
91%
42714
67%
**56
90%
Winchester 6.5 StaBALL
<<locked>>
81%
41075
64%
**12
99%
Winchester 760
<<locked>>
81%
46702
73%
**15
96%
[Winchester StaBALL HD]*
<<locked>>
81%
22887
36%
**58
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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