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Load data for .50 BMG (12,7 × 99 mm NATO) + .510 | 700gr | Barnes RNSP

Recommended Powder(s): ADI AR 2218, Alliant Reloder-33, Alliant Reloder-50, IMR 8133 Enduron, Vihtavuori N570

.50 BMG (12,7 × 99 mm NATO) + .510 | 700gr | Barnes RNSP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.510 | 700gr | Barnes RNSP
Manufacturer SKU:
51030
Bullet Weight:
700gr | 45.4g
Bullet Diameter:
0.510" | 12.95mm
Bullet Length:
1.398" | 35.5mm
Caliber:
.50 BMG (12,7 × 99 mm NATO) load data
Case Length (l3):
3.900" | 99.1mm
Cartridge Length (C.O.L.):
5.368" | 136.4mm
Seated Depth:
-0.070" | -1.8mm
Shank Seated Depth:
-0.070" | -1.8mm
Case Capacity:
300.0 Grains of Water | 19.48 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
53664 psi | 3700 bar
LID:
LID_B860_C832
Last updated:
2025-01-01

Load data for 46 loads in caliber .50 BMG (12,7 × 99 mm NATO) with .510 | 700gr | Barnes RNSP bullet and 23 powders such as ADI AR 2218, Alliant Reloder-33, Alliant Reloder-50, IMR 8133 Enduron, Vihtavuori N570. 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 2217
<<locked>>
87%
53374
99%
**26
100%
ADI AR 2218 👍
<<locked>>
91%
53635
100%
**44
99%
ADI AR 2225
<<locked>>
89%
53505
100%
**49
100%
Accurate 8700
<<locked>>
97%
53476
100%
**46
99%
Alliant Reloder-33 👍
<<locked>>
88%
53635
100%
**85
99%
Alliant Reloder-50 👍
<<locked>>
92%
53577
100%
**79
99%
[Hodgdon 50BMG]*
<<locked>>
95%
53650
100%
**52
92%
Hodgdon H1000
<<locked>>
87%
53374
99%
**26
100%
Hodgdon Retumbo
<<locked>>
89%
53505
100%
**49
100%
Hodgdon US 869
<<locked>>
95%
53519
100%
**33
95%
IMR 7977 Enduron
<<locked>>
85%
53417
100%
**54
97%
IMR 8133 Enduron 👍
<<locked>>
92%
53635
100%
**49
100%
Lovex D100
<<locked>>
88%
53490
100%
**97
96%
Lovex S071
<<locked>>
84%
53563
100%
**31
100%
Norma 217
<<locked>>
91%
53563
100%
**46
100%
Ramshot LRT
<<locked>>
91%
53664
100%
**82
95%
ReloadSwiss RS 80
<<locked>>
85%
53417
100%
**62
100%
SNPE Vectan SP 13
<<locked>>
96%
53635
100%
**26
99%
Vihtavuori 20N29
<<locked>>
97%
53519
100%
**46
97%
Vihtavuori 24N41
<<locked>>
91%
53577
100%
**43
95%
Vihtavuori N170
<<locked>>
90%
53490
100%
**00
98%
Vihtavuori N568
<<locked>>
85%
53388
99%
**59
100%
Vihtavuori N570 👍
<<locked>>
86%
53388
99%
**95
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2217
<<locked>>
81%
43236
81%
**56
100%
ADI AR 2218
<<locked>>
81%
37086
69%
**13
95%
ADI AR 2225
<<locked>>
81%
40495
75%
**36
100%
[Accurate 8700]*
<<locked>>
81%
30269
56%
**90
90%
Alliant Reloder-33
<<locked>>
81%
41582
77%
**69
96%
[Alliant Reloder-50]*
<<locked>>
81%
36463
68%
**51
94%
[Hodgdon 50BMG]*
<<locked>>
92%
48327
90%
**57
90%
Hodgdon H1000
<<locked>>
81%
43236
81%
**56
100%
Hodgdon Retumbo
<<locked>>
81%
40495
75%
**36
100%
[Hodgdon US 869]*
<<locked>>
86%
39668
74%
**87
90%
IMR 7977 Enduron
<<locked>>
81%
47181
88%
**52
95%
IMR 8133 Enduron
<<locked>>
81%
37695
70%
**64
98%
[Lovex D100]*
<<locked>>
81%
41568
77%
**83
92%
Lovex S071
<<locked>>
81%
49269
92%
**69
100%
Norma 217
<<locked>>
81%
38667
72%
**97
100%
[Ramshot LRT]*
<<locked>>
83%
39537
74%
**20
90%
ReloadSwiss RS 80
<<locked>>
81%
45542
85%
**31
99%
[SNPE Vectan SP 13]*
<<locked>>
81%
32227
60%
**16
91%
[Vihtavuori 20N29]*
<<locked>>
85%
34505
64%
**88
90%
[Vihtavuori 24N41]*
<<locked>>
83%
39624
74%
**90
90%
Vihtavuori N170
<<locked>>
81%
40625
76%
**67
95%
Vihtavuori N568
<<locked>>
81%
46296
86%
**41
99%
Vihtavuori N570
<<locked>>
81%
44730
83%
**34
97%

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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