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Load data for .50 BMG (12,7 × 99 mm NATO) + .510 | 800gr | Lehigh Defense Match Solid

Recommended Powder(s): ADI AR 2218, Alliant Reloder-33, IMR 8133 Enduron, Norma 217, Vihtavuori N570

.50 BMG (12,7 × 99 mm NATO) + .510 | 800gr | Lehigh Defense Match Solid

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.510 | 800gr | Lehigh Defense Match Solid
Manufacturer SKU:
510800SP
Bullet Weight:
800gr | 51.8g
Bullet Diameter:
0.510" | 12.95mm
Bullet Length:
2.580" | 65.5mm
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:
1.112" | 28.2mm
Shank Seated Depth:
0.796" | 20.2mm
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_B11066_C832
Last updated:
2025-11-05
Recommended Twist Rate:
1:15 - 1:13

Load data for 48 loads in caliber .50 BMG (12,7 × 99 mm NATO) with .510 | 800gr | Lehigh Defense Match Solid bullet and 24 powders such as ADI AR 2218, Alliant Reloder-33, IMR 8133 Enduron, Norma 217, 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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  • We recommend you limit powder range to relevant brands to speed up re-calculation of results

    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.

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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
88%
89%
100%
ADI AR 2218
92%
90%
99%
ADI AR 2225
90%
89%
100%
Accurate 8700
97%
86%
98%
Alliant Reloder-25
83%
90%
100%
Alliant Reloder-33
89%
90%
99%
Alliant Reloder-50
93%
90%
98%
Hodgdon H1000
88%
89%
100%
Hodgdon Retumbo
90%
89%
100%
Hodgdon US 869
95%
90%
94%
IMR 7977 Enduron
84%
90%
96%
IMR 8133 Enduron
92%
90%
100%
Lovex D100
89%
90%
95%
Lovex S071
83%
90%
100%
Norma 217
91%
90%
100%
Ramshot LRT
92%
90%
95%
ReloadSwiss RS 76
84%
90%
100%
ReloadSwiss RS 80
86%
90%
100%
SNPE Vectan SP 13
97%
90%
98%
Vihtavuori 20N29
97%
86%
96%
Vihtavuori 24N41
92%
90%
94%
Vihtavuori N170
90%
90%
98%
Vihtavuori N568
86%
90%
100%
Vihtavuori N570
87%
90%
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2217
81%
72%
99%
ADI AR 2218
81%
61%
94%
ADI AR 2225
81%
66%
100%
Accurate 8700
82%
52%
90%
Alliant Reloder-25
81%
83%
100%
Alliant Reloder-33
81%
67%
96%
Alliant Reloder-50
81%
58%
93%
Hodgdon H1000
81%
72%
99%
Hodgdon Retumbo
81%
66%
100%
Hodgdon US 869
88%
69%
90%
IMR 7977 Enduron
81%
81%
95%
IMR 8133 Enduron
81%
62%
98%
Lovex D100
81%
69%
91%
Lovex S071
81%
83%
100%
Norma 217
81%
63%
100%
Ramshot LRT
84%
69%
90%
ReloadSwiss RS 76
81%
81%
100%
ReloadSwiss RS 80
81%
74%
99%
SNPE Vectan SP 13
81%
53%
90%
Vihtavuori 20N29
86%
59%
90%
Vihtavuori 24N41
84%
69%
90%
Vihtavuori N170
81%
68%
94%
Vihtavuori N568
81%
76%
99%
Vihtavuori N570
81%
73%
96%

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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