top of page

Load data for .270 Win. + .277 | 180gr | Barnes RNSP

You need to be a member to bookmark a  load !

Bookmark this load
>> My bookmarks

Recommended Powder(s): ADI AR 2209, Alliant Reloder-19, Norma MRP, Rottweil R 905, Somchem S385

.270 Win. + .277 | 180gr | Barnes RNSP

Load Specifications

Bullet:
.277 | 180gr | Barnes RNSP
Manufacturer SKU:
27750
Bullet Weight:
180gr | 11.7g
Bullet Diameter:
0.277" | 7.04mm
Bullet Length:
1.290" | 32.8mm
Caliber:
.270 Win. load data
Case Length (l3):
2.540" | 64.5mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.540" | 13.7mm
Shank Seated Depth:
0.540" | 13.7mm
Case Capacity:
67.0 Grains of Water | 4.35 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B551_C271
Last updated:
2025-01-01

>> Use the Personalized Load Calculator further below to adjust input parameters. 

Load data for 142 loads in caliber .270 Win. with .277 | 180gr | Barnes RNSP bullet and 71 powders such as ADI AR 2209, Alliant Reloder-19, Norma MRP, Rottweil R 905, 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".

  • Muzzle velocity vs. barrel length

    Every 1 inch additional barrel length increases muzzle velocity by approx. 27.9 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 2208
<<locked>>
83%
56014
90%
**10
100%
ADI AR 2209 👍
<<locked>>
94%
55245
89%
**02
99%
ADI AR 2213
<<locked>>
97%
55274
89%
**38
99%
ADI AR 2217
<<locked>>
96%
39784
64%
**65
95%
ADI AR 2225
<<locked>>
97%
35911
58%
**49
97%
Accurate 2700
<<locked>>
84%
56115
90%
**87
100%
Accurate 3100
<<locked>>
97%
55056
88%
**56
100%
Accurate 4350
<<locked>>
88%
55912
90%
**66
100%
Accurate MAGPRO
<<locked>>
97%
54230
87%
**44
97%
Alliant Reloder-16
<<locked>>
90%
55506
89%
**05
100%
Alliant Reloder-17
<<locked>>
85%
55898
90%
**08
100%
Alliant Reloder-19 👍
<<locked>>
94%
55448
89%
**98
99%
Alliant Reloder-22
<<locked>>
97%
54578
88%
**31
99%
Alliant Reloder-23
<<locked>>
97%
51605
83%
**59
100%
Alliant Reloder-25
<<locked>>
96%
44498
71%
**00
100%
Alliant Reloder-26
<<locked>>
95%
55535
89%
**94
100%
Hodgdon H1000
<<locked>>
96%
39784
64%
**65
95%
Hodgdon H414
<<locked>>
85%
56115
90%
**95
100%
Hodgdon H4350
<<locked>>
91%
55521
89%
**39
100%
Hodgdon H4831
<<locked>>
97%
50879
82%
**13
97%
Hodgdon H4831 SC
<<locked>>
96%
55796
89%
**92
98%
Hodgdon Hybrid 100V
<<locked>>
92%
55477
89%
**26
100%
Hodgdon LVR
<<locked>>
87%
55216
89%
**62
100%
Hodgdon Retumbo
<<locked>>
97%
35911
58%
**49
97%
Hodgdon Superperformance
<<locked>>
87%
55550
89%
**28
100%
Hodgdon VARGET
<<locked>>
83%
55579
89%
**00
100%
IMR 4064
<<locked>>
84%
55448
89%
**90
100%
IMR 4166 Enduron
<<locked>>
84%
55666
89%
**00
100%
IMR 4350
<<locked>>
90%
55463
89%
**43
100%
IMR 4451 Enduron
<<locked>>
86%
55767
89%
**23
100%
IMR 4831
<<locked>>
93%
55564
89%
**49
100%
IMR 4955 Enduron
<<locked>>
96%
55521
89%
**49
98%
IMR 7828 SSC
<<locked>>
96%
55970
90%
**61
99%
Lovex S065
<<locked>>
87%
55738
89%
**16
100%
Lovex S070
<<locked>>
88%
55622
89%
**36
100%
Lovex S071
<<locked>>
97%
45948
74%
**18
100%
Norma 204
<<locked>>
89%
55854
90%
**85
99%
Norma 217
<<locked>>
97%
31633
51%
**70
95%
Norma MRP 👍
<<locked>>
95%
55129
88%
**64
100%
Norma URP
<<locked>>
89%
55637
89%
**66
100%
Ramshot Hunter
<<locked>>
90%
56043
90%
**98
100%
Ramshot Magnum
<<locked>>
97%
52808
85%
**98
100%
ReloadSwiss RS 60
<<locked>>
86%
55738
89%
**28
100%
ReloadSwiss RS 62
<<locked>>
88%
55317
89%
**82
100%
ReloadSwiss RS 70
<<locked>>
89%
55216
89%
**38
100%
ReloadSwiss RS 76
<<locked>>
97%
43584
70%
**46
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
39102
63%
**31
94%
Rottweil R 903
<<locked>>
84%
55753
89%
**10
100%
Rottweil R 904
<<locked>>
93%
55637
89%
**56
99%
Rottweil R 905 👍
<<locked>>
95%
55941
90%
**08
100%
Rottweil R 907
<<locked>>
86%
55332
89%
**23
100%
SNPE Vectan SP 11
<<locked>>
83%
56043
90%
**56
100%
SNPE Vectan Tubal 5000
<<locked>>
83%
55419
89%
**85
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
55782
89%
**87
100%
Shooters World Long Rifle
<<locked>>
87%
55738
89%
**16
100%
Somchem S355
<<locked>>
84%
55651
89%
**03
100%
Somchem S361
<<locked>>
92%
55869
90%
**36
98%
Somchem S365
<<locked>>
91%
56072
90%
**79
100%
Somchem S385 👍
<<locked>>
94%
55608
89%
**69
100%
Vihtavuori N135
<<locked>>
85%
55535
89%
**15
100%
Vihtavuori N150
<<locked>>
89%
55347
89%
**67
100%
Vihtavuori N160
<<locked>>
86%
55376
89%
**30
100%
Vihtavuori N165
<<locked>>
96%
50270
81%
**87
99%
Vihtavuori N550
<<locked>>
86%
55288
89%
**69
100%
Vihtavuori N555
<<locked>>
96%
55825
90%
**98
100%
Vihtavuori N560
<<locked>>
97%
54592
88%
**54
98%
Vihtavuori N565
<<locked>>
96%
46122
74%
**13
97%
[Vihtavuori N568]*
<<locked>>
97%
40495
65%
**44
93%
Winchester 6.5 StaBALL
<<locked>>
88%
55854
90%
**16
100%
Winchester 760
<<locked>>
85%
56115
90%
**95
100%
Winchester StaBALL HD
<<locked>>
97%
47268
76%
**25
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
52199
84%
**57
100%
ADI AR 2209
<<locked>>
81%
36825
59%
**77
95%
[ADI AR 2213]*
<<locked>>
81%
32953
53%
**11
92%
[ADI AR 2217]*
<<locked>>
88%
30893
50%
**52
90%
[ADI AR 2225]*
<<locked>>
86%
25817
41%
**54
90%
Accurate 2700
<<locked>>
81%
50531
81%
**11
99%
Accurate 3100
<<locked>>
81%
32416
52%
**65
97%
Accurate 4350
<<locked>>
81%
43671
70%
**92
100%
[Accurate MAGPRO]*
<<locked>>
84%
34171
55%
**70
90%
Alliant Reloder-16
<<locked>>
81%
42047
67%
**02
100%
Alliant Reloder-17
<<locked>>
81%
47921
77%
**00
100%
Alliant Reloder-19
<<locked>>
81%
36579
59%
**77
96%
[Alliant Reloder-22]*
<<locked>>
81%
32619
52%
**28
94%
Alliant Reloder-23
<<locked>>
81%
31111
50%
**92
99%
Alliant Reloder-25
<<locked>>
81%
27412
44%
**10
95%
Alliant Reloder-26
<<locked>>
81%
33765
54%
**13
99%
[Hodgdon H1000]*
<<locked>>
88%
30893
50%
**52
90%
Hodgdon H414
<<locked>>
81%
49487
79%
**00
100%
Hodgdon H4350
<<locked>>
81%
40422
65%
**00
98%
[Hodgdon H4831]*
<<locked>>
81%
30850
49%
**23
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
34505
55%
**11
92%
Hodgdon Hybrid 100V
<<locked>>
81%
39566
63%
**93
100%
Hodgdon LVR
<<locked>>
81%
46093
74%
**28
100%
[Hodgdon Retumbo]*
<<locked>>
86%
25817
41%
**54
90%
Hodgdon Superperformance
<<locked>>
81%
44382
71%
**51
99%
Hodgdon VARGET
<<locked>>
81%
51808
83%
**51
100%
IMR 4064
<<locked>>
81%
51517
83%
**38
100%
IMR 4166 Enduron
<<locked>>
81%
50082
80%
**21
100%
IMR 4350
<<locked>>
81%
42409
68%
**36
98%
IMR 4451 Enduron
<<locked>>
81%
48443
78%
**15
99%
IMR 4831
<<locked>>
81%
37985
61%
**77
100%
[IMR 4955 Enduron]*
<<locked>>
81%
34911
56%
**82
93%
[IMR 7828 SSC]*
<<locked>>
81%
33330
53%
**34
92%
Lovex S065
<<locked>>
81%
46021
74%
**75
100%
Lovex S070
<<locked>>
81%
44048
71%
**62
99%
Lovex S071
<<locked>>
81%
28123
45%
**64
95%
Norma 204
<<locked>>
81%
42250
68%
**65
97%
[Norma 217]*
<<locked>>
90%
25628
41%
**93
90%
Norma MRP
<<locked>>
81%
33895
54%
**83
96%
Norma URP
<<locked>>
81%
43062
69%
**85
100%
Ramshot Hunter
<<locked>>
81%
42018
67%
**82
99%
[Ramshot Magnum]*
<<locked>>
81%
29776
48%
**49
93%
ReloadSwiss RS 60
<<locked>>
81%
46311
74%
**93
100%
ReloadSwiss RS 62
<<locked>>
81%
43526
70%
**11
100%
ReloadSwiss RS 70
<<locked>>
81%
41785
67%
**28
100%
[ReloadSwiss RS 76]*
<<locked>>
82%
26150
42%
**93
90%
[ReloadSwiss RS 80]*
<<locked>>
92%
32721
52%
**80
90%
Rottweil R 903
<<locked>>
81%
50908
82%
**44
100%
Rottweil R 904
<<locked>>
81%
38014
61%
**57
95%
Rottweil R 905
<<locked>>
81%
35839
57%
**64
95%
Rottweil R 907
<<locked>>
81%
47065
75%
**92
99%
SNPE Vectan SP 11
<<locked>>
81%
52170
84%
**00
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
51517
83%
**39
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
45049
72%
**26
99%
Shooters World Long Rifle
<<locked>>
81%
46021
74%
**75
100%
Somchem S355
<<locked>>
81%
50850
82%
**44
100%
[Somchem S361]*
<<locked>>
81%
38638
62%
**51
94%
Somchem S365
<<locked>>
81%
39682
64%
**46
100%
Somchem S385
<<locked>>
81%
36666
59%
**57
97%
Vihtavuori N135
<<locked>>
81%
49734
80%
**46
100%
Vihtavuori N150
<<locked>>
81%
43772
70%
**03
100%
Vihtavuori N160
<<locked>>
81%
46224
74%
**98
100%
[Vihtavuori N165]*
<<locked>>
81%
30545
49%
**13
94%
Vihtavuori N550
<<locked>>
81%
47079
75%
**48
100%
Vihtavuori N555
<<locked>>
81%
34969
56%
**67
99%
[Vihtavuori N560]*
<<locked>>
81%
32706
52%
**31
91%
[Vihtavuori N565]*
<<locked>>
83%
29559
47%
**62
90%
[Vihtavuori N568]*
<<locked>>
91%
33852
54%
**90
90%
Winchester 6.5 StaBALL
<<locked>>
81%
43439
70%
**46
100%
Winchester 760
<<locked>>
81%
49487
79%
**00
100%
Winchester StaBALL HD
<<locked>>
81%
25904
42%
**11
100%

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.

bottom of page