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Load data for .500 Jeffery Rimless + .510 | 550gr | Impala RNFP KO

Recommended Powder(s): Alliant Reloder-17, Hodgdon Hybrid 100V, ReloadSwiss RS 60, Rottweil R 903, Somchem S365

.500 Jeffery Rimless + .510 | 550gr | Impala RNFP KO

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.510 | 550gr | Impala RNFP KO
Bullet Weight:
550gr | 35.6g
Bullet Diameter:
0.510" | 12.95mm
Bullet Length:
1.426" | 36.2mm
Caliber:
.500 Jeffery Rimless load data
Case Length (l3):
2.752" | 69.9mm
Cartridge Length (C.O.L.):
3.546" | 90.1mm
Seated Depth:
0.632" | 16.1mm
Shank Seated Depth:
0.632" | 16.1mm
Case Capacity:
165.3 Grains of Water | 10.73 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
46412 psi | 3200 bar
LID:
LID_B3040_C849
Last updated:
2025-01-01

Load data for 112 loads in caliber .500 Jeffery Rimless with .510 | 550gr | Impala RNFP KO bullet and 56 powders such as Alliant Reloder-17, Hodgdon Hybrid 100V, ReloadSwiss RS 60, Rottweil R 903, Somchem S365. 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%
41423
89%
**08
98%
[Accurate 2700]*
<<locked>>
87%
41597
90%
**56
93%
[Accurate 3100]*
<<locked>>
97%
32198
69%
**03
91%
Accurate 4064
<<locked>>
85%
41669
90%
**31
100%
Accurate 4350
<<locked>>
94%
41452
89%
**97
97%
Alliant Reloder- TS 15.5
<<locked>>
86%
41655
90%
**41
99%
Alliant Reloder-15
<<locked>>
83%
41191
89%
**38
98%
Alliant Reloder-16
<<locked>>
94%
41582
90%
**97
97%
Alliant Reloder-17 👍
<<locked>>
91%
41669
90%
**33
99%
Alliant Reloder-23
<<locked>>
97%
32285
70%
**36
95%
[Alliant Reloder-26]*
<<locked>>
97%
34911
75%
**34
93%
Hodgdon CFE223
<<locked>>
85%
41655
90%
**83
97%
Hodgdon H380
<<locked>>
85%
41365
89%
**31
96%
[Hodgdon H414]*
<<locked>>
89%
41466
89%
**77
94%
[Hodgdon H4350]*
<<locked>>
95%
41655
90%
**24
93%
Hodgdon Hybrid 100V 👍
<<locked>>
97%
41263
89%
**60
99%
Hodgdon LVR
<<locked>>
92%
41698
90%
**77
96%
[Hodgdon Superperformance]*
<<locked>>
92%
41727
90%
**87
93%
Hodgdon VARGET
<<locked>>
86%
41423
89%
**08
98%
IMR 3031
<<locked>>
83%
41727
90%
**41
100%
IMR 4064
<<locked>>
86%
41452
89%
**98
98%
[IMR 4166 Enduron]*
<<locked>>
86%
41771
90%
**72
94%
[IMR 4350]*
<<locked>>
94%
41742
90%
**24
93%
[IMR 4451 Enduron]*
<<locked>>
88%
41481
89%
**95
94%
IMR 4831
<<locked>>
97%
38638
83%
**28
96%
Lovex S062
<<locked>>
84%
41365
89%
**05
99%
Lovex S065
<<locked>>
90%
41423
89%
**11
95%
[Lovex S070]*
<<locked>>
92%
41437
89%
**24
94%
Norma 203B
<<locked>>
84%
41727
90%
**47
98%
Norma URP
<<locked>>
94%
41365
89%
**87
97%
Ramshot Big Game
<<locked>>
85%
41727
90%
**70
98%
Ramshot Hunter
<<locked>>
95%
41626
90%
**87
95%
ReloadSwiss RS 50
<<locked>>
85%
41655
90%
**11
95%
ReloadSwiss RS 52
<<locked>>
85%
41655
90%
**87
100%
ReloadSwiss RS 60 👍
<<locked>>
91%
41655
90%
**39
99%
ReloadSwiss RS 62
<<locked>>
95%
41756
90%
**20
97%
ReloadSwiss RS 70
<<locked>>
94%
41321
89%
**06
96%
Rottweil R 903 👍
<<locked>>
88%
41350
89%
**44
99%
[Rottweil R 907]*
<<locked>>
89%
41713
90%
**01
93%
SNPE Vectan SP 11
<<locked>>
87%
41640
90%
**74
98%
SNPE Vectan Tubal 5000
<<locked>>
86%
41582
90%
**46
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
91%
41727
90%
**82
94%
Shooters World Long Rifle
<<locked>>
90%
41423
89%
**11
95%
Shooters World Precision
<<locked>>
84%
41365
89%
**05
99%
Somchem S355
<<locked>>
87%
41408
89%
**28
99%
Somchem S365 👍
<<locked>>
97%
40306
87%
**06
99%
[Somchem S385]*
<<locked>>
97%
37695
81%
**95
91%
Vihtavuori N135
<<locked>>
89%
41742
90%
**95
100%
Vihtavuori N140
<<locked>>
83%
41698
90%
**92
100%
Vihtavuori N150
<<locked>>
93%
41713
90%
**15
99%
Vihtavuori N160
<<locked>>
91%
41437
89%
**47
97%
Vihtavuori N550
<<locked>>
91%
41727
90%
**93
97%
Vihtavuori N555
<<locked>>
97%
34084
73%
**01
96%
Winchester 6.5 StaBALL
<<locked>>
93%
41524
89%
**34
99%
[Winchester 760]*
<<locked>>
89%
41466
89%
**77
94%
[Winchester StaBALL HD]*
<<locked>>
97%
28848
62%
**93
93%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
36506
79%
**13
96%
[Accurate 2700]*
<<locked>>
81%
35186
76%
**34
90%
[Accurate 3100]*
<<locked>>
94%
29675
64%
**44
90%
Accurate 4064
<<locked>>
81%
37405
81%
**56
100%
[Accurate 4350]*
<<locked>>
81%
26992
58%
**91
91%
Alliant Reloder- TS 15.5
<<locked>>
81%
35897
77%
**36
98%
Alliant Reloder-15
<<locked>>
81%
38493
83%
**85
97%
[Alliant Reloder-16]*
<<locked>>
81%
28326
61%
**98
91%
Alliant Reloder-17
<<locked>>
81%
31024
67%
**96
95%
[Alliant Reloder-23]*
<<locked>>
86%
24337
52%
**09
90%
[Alliant Reloder-26]*
<<locked>>
92%
29762
64%
**03
90%
Hodgdon CFE223
<<locked>>
81%
36579
79%
**88
96%
Hodgdon H380
<<locked>>
81%
36405
78%
**42
95%
[Hodgdon H414]*
<<locked>>
82%
32677
70%
**00
90%
[Hodgdon H4350]*
<<locked>>
89%
34882
75%
**93
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
26121
56%
**26
93%
[Hodgdon LVR]*
<<locked>>
81%
30385
65%
**37
92%
[Hodgdon Superperformance]*
<<locked>>
88%
36129
78%
**78
90%
Hodgdon VARGET
<<locked>>
81%
36158
78%
**06
96%
IMR 3031
<<locked>>
81%
38899
84%
**95
100%
IMR 4064
<<locked>>
81%
35679
77%
**93
96%
[IMR 4166 Enduron]*
<<locked>>
81%
35984
78%
**60
92%
[IMR 4350]*
<<locked>>
87%
34809
75%
**87
90%
[IMR 4451 Enduron]*
<<locked>>
81%
33910
73%
**47
91%
[IMR 4831]*
<<locked>>
82%
25469
55%
**23
90%
Lovex S062
<<locked>>
81%
38276
82%
**52
99%
[Lovex S065]*
<<locked>>
81%
31734
68%
**14
92%
[Lovex S070]*
<<locked>>
83%
31821
69%
**31
90%
Norma 203B
<<locked>>
81%
38043
82%
**82
98%
[Norma URP]*
<<locked>>
81%
28065
60%
**95
91%
Ramshot Big Game
<<locked>>
81%
37057
80%
**82
97%
[Ramshot Hunter]*
<<locked>>
85%
30966
67%
**60
90%
[ReloadSwiss RS 50]*
<<locked>>
81%
36825
79%
**19
93%
ReloadSwiss RS 52
<<locked>>
81%
36303
78%
**85
99%
ReloadSwiss RS 60
<<locked>>
81%
30429
66%
**90
96%
[ReloadSwiss RS 62]*
<<locked>>
81%
27282
59%
**01
90%
[ReloadSwiss RS 70]*
<<locked>>
84%
30255
65%
**57
90%
Rottweil R 903
<<locked>>
81%
33504
72%
**96
97%
[Rottweil R 907]*
<<locked>>
83%
34389
74%
**54
90%
SNPE Vectan SP 11
<<locked>>
81%
34156
74%
**29
96%
SNPE Vectan Tubal 5000
<<locked>>
81%
36042
78%
**57
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
82%
31488
68%
**88
90%
[Shooters World Long Rifle]*
<<locked>>
81%
31734
68%
**14
92%
Shooters World Precision
<<locked>>
81%
38276
82%
**52
99%
Somchem S355
<<locked>>
81%
34432
74%
**96
97%
[Somchem S365]*
<<locked>>
81%
25150
54%
**49
94%
[Somchem S385]*
<<locked>>
94%
34621
75%
**29
90%
Vihtavuori N135
<<locked>>
81%
33678
73%
**54
100%
Vihtavuori N140
<<locked>>
81%
39175
84%
**49
100%
Vihtavuori N150
<<locked>>
81%
29573
64%
**82
97%
[Vihtavuori N160]*
<<locked>>
81%
30240
65%
**18
92%
[Vihtavuori N550]*
<<locked>>
81%
30545
66%
**60
93%
[Vihtavuori N555]*
<<locked>>
85%
24627
53%
**52
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
29240
63%
**82
94%
[Winchester 760]*
<<locked>>
82%
32677
70%
**00
90%
[Winchester StaBALL HD]*
<<locked>>
93%
26092
56%
**01
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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