.500 CYRUS - Manufacturer Loading Data

Bullet
Type
Primer
Case
Trim
Length
 
Starting
Max
Diam.
Source

 
GR.:  325 gr
Bullet Type:  XPB 
(Barnes)
Primer: FED 215m
Powder: Benchmark 
(Hodgdon)
Case: Dakota Arms
Trim Length: 2.230"
C.O.L.: 2.895"
Powder:
86.0 gr
92.0 gr
Vel.:
2,572
2,720
Press.:
42,500
48,400
Starting Powder: 86.0 gr
Starting Velocity: 2,572
Starting Pressure: 42,500
Max Powder: 92.0 gr
Max Velocity: 2,720
Max Pressure: 48,400
Diameter: 0.500"
Source: Hodgdon 
C 

 
GR.:  325 gr
Bullet Type:  XPB 
(Barnes)
Primer: FED 215m
Powder: H322 
(Hodgdon)
Case: Dakota Arms
Trim Length: 2.230"
C.O.L.: 2.895"
Powder:
85.0 gr
90.0 gr
Vel.:
2,607
2,722
Press.:
45,700
48,700
Starting Powder: 85.0 gr
Starting Velocity: 2,607
Starting Pressure: 45,700
Max Powder: 90.0 gr
Max Velocity: 2,722
Max Pressure: 48,700
Diameter: 0.500"
Source: Hodgdon 
C 

 
GR.:  325 gr
Bullet Type:  XPB 
(Barnes)
Primer: FED 215m
Powder: H4198 
(Hodgdon)
Case: Dakota Arms
Trim Length: 2.230"
C.O.L.: 2.895"
Powder:
75.0 gr
80.0 gr
Vel.:
2,622
2,724
Press.:
47,000
51,800
Starting Powder: 75.0 gr
Starting Velocity: 2,622
Starting Pressure: 47,000
Max Powder: 80.0 gr
Max Velocity: 2,724
Max Pressure: 51,800
Diameter: 0.500"
Source: Hodgdon 

 
GR.:  350 gr
Bullet Type:  JHP 
(Sierra)
Primer: FED 215m
Powder: Benchmark 
(Hodgdon)
Case: Dakota Arms
Trim Length: 2.230"
C.O.L.: 2.655"
Powder:
87.0 gr
93.0 gr
Vel.:
2,539
2,653
Press.:
44,000
49,100
Starting Powder: 87.0 gr
Starting Velocity: 2,539
Starting Pressure: 44,000
Max Powder: 93.0 gr
Max Velocity: 2,653
Max Pressure: 49,100
Diameter: 0.500"
Source: Hodgdon 
C 

 
GR.:  350 gr
Bullet Type:  JHP 
(Sierra)
Primer: FED 215m
Powder: H322 
(Hodgdon)
Case: Dakota Arms
Trim Length: 2.230"
C.O.L.: 2.655"
Powder:
84.0 gr
90.0 gr
Vel.:
2,535
2,654
Press.:
45,500
49,700
Starting Powder: 84.0 gr
Starting Velocity: 2,535
Starting Pressure: 45,500
Max Powder: 90.0 gr
Max Velocity: 2,654
Max Pressure: 49,700
Diameter: 0.500"
Source: Hodgdon 

 
GR.:  350 gr
Bullet Type:  JHP 
(Sierra)
Primer: FED 215m
Powder: H4895 
(Hodgdon)
Case: Dakota Arms
Trim Length: 2.230"
C.O.L.: 2.655"
Powder:
89.0 gr
95.0 gr
Vel.:
2,447
2,623
Press.:
39,800
46,900
Starting Powder: 89.0 gr
Starting Velocity: 2,447
Starting Pressure: 39,800
Max Powder: 95.0 gr
Max Velocity: 2,623
Max Pressure: 46,900
Diameter: 0.500"
Source: Hodgdon 
C 

 
GR.:  400 gr
Bullet Type:  Lead  Conical w/GC 
Primer: FED 215m
Powder: Trail Boss 
(Hodgdon)
Case: Dakota Arms
Trim Length: 2.230"
C.O.L.: 2.710"
Powder:
25.0 gr
30.0 gr
Vel.:
1,283
1,388
Press.:
28,800
34,500
Starting Powder: 25.0 gr
Starting Velocity: 1,283
Starting Pressure: 28,800
Max Powder: 30.0 gr
Max Velocity: 1,388
Max Pressure: 34,500
Diameter: 0.500"
Source: Hodgdon 
C 

 
GR.:  400 gr
Bullet Type:  JSP 
(Sierra)
Primer: FED 215m
Powder: Benchmark 
(Hodgdon)
Case: Dakota Arms
Trim Length: 2.230"
C.O.L.: 2.800"
Powder:
83.0 gr
89.0 gr
Vel.:
2,339
2,501
Press.:
39,800
48,300
Starting Powder: 83.0 gr
Starting Velocity: 2,339
Starting Pressure: 39,800
Max Powder: 89.0 gr
Max Velocity: 2,501
Max Pressure: 48,300
Diameter: 0.500"
Source: Hodgdon 

 
GR.:  400 gr
Bullet Type:  JSP 
(Sierra)
Primer: FED 215m
Powder: H322 
(Hodgdon)
Case: Dakota Arms
Trim Length: 2.230"
C.O.L.: 2.800"
Powder:
80.4 gr
85.5 gr
Vel.:
2,317
2,455
Press.:
39,600
46,200
Starting Powder: 80.4 gr
Starting Velocity: 2,317
Starting Pressure: 39,600
Max Powder: 85.5 gr
Max Velocity: 2,455
Max Pressure: 46,200
Diameter: 0.500"
Source: Hodgdon 

 
GR.:  400 gr
Bullet Type:  JSP 
(Sierra)
Primer: FED 215m
Powder: H4895 
(Hodgdon)
Case: Dakota Arms
Trim Length: 2.230"
C.O.L.: 2.800"
Powder:
87.0 gr
93.0 gr
Vel.:
2,302
2,470
Press.:
37,100
43,700
Starting Powder: 87.0 gr
Starting Velocity: 2,302
Starting Pressure: 37,100
Max Powder: 93.0 gr
Max Velocity: 2,470
Max Pressure: 43,700
Diameter: 0.500"
Source: Hodgdon 
C 

 
GR.:  400 gr
Bullet Type:  JSP 
(Sierra)
Primer: FED 215m
Powder: Varget 
(Hodgdon)
Case: Dakota Arms
Trim Length: 2.230"
C.O.L.: 2.800"
Powder:
87.5 gr
93.0 gr
Vel.:
2,222
2,386
Press.:
35,300
40,500
Starting Powder: 87.5 gr
Starting Velocity: 2,222
Starting Pressure: 35,300
Max Powder: 93.0 gr
Max Velocity: 2,386
Max Pressure: 40,500
Diameter: 0.500"
Source: Hodgdon 
C 

 
GR.:  450 gr
Bullet Type:  LSWC w/GC 
Primer: FED 215m
Powder: Trail Boss 
(Hodgdon)
Case: Dakota Arms
Trim Length: 2.230"
C.O.L.: 2.670"
Powder:
23.0 gr
28.0 gr
Vel.:
1,189
1,275
Press.:
501
29,600
Starting Powder: 23.0 gr
Starting Velocity: 1,189
Starting Pressure: 501
Max Powder: 28.0 gr
Max Velocity: 1,275
Max Pressure: 29,600
Diameter: 0.501"
Source: Hodgdon 
C 

 
GR.:  500 gr
Bullet Type:  JFP MAG 
(HDY)
Primer: FED 215m
Powder: Benchmark 
(Hodgdon)
Case: Dakota Arms
Trim Length: 2.230"
C.O.L.: 2.900"
Powder:
75.0 gr
81.5 gr
Vel.:
2,111
2,250
Press.:
42,800
52,300
Starting Powder: 75.0 gr
Starting Velocity: 2,111
Starting Pressure: 42,800
Max Powder: 81.5 gr
Max Velocity: 2,250
Max Pressure: 52,300
Diameter: 0.500"
Source: Hodgdon 

 
GR.:  500 gr
Bullet Type:  JFP MAG 
(HDY)
Primer: FED 215m
Powder: H322 
(Hodgdon)
Case: Dakota Arms
Trim Length: 2.230"
C.O.L.: 2.900"
Powder:
74.3 gr
79.0 gr
Vel.:
2,111
2,251
Press.:
41,600
52,000
Starting Powder: 74.3 gr
Starting Velocity: 2,111
Starting Pressure: 41,600
Max Powder: 79.0 gr
Max Velocity: 2,251
Max Pressure: 52,000
Diameter: 0.500"
Source: Hodgdon 

 
GR.:  500 gr
Bullet Type:  JFP MAG 
(HDY)
Primer: FED 215m
Powder: H4895 
(Hodgdon)
Case: Dakota Arms
Trim Length: 2.230"
C.O.L.: 2.900"
Powder:
82.0 gr
87.0 gr
Vel.:
2,148
2,291
Press.:
40,600
49,100
Starting Powder: 82.0 gr
Starting Velocity: 2,148
Starting Pressure: 40,600
Max Powder: 87.0 gr
Max Velocity: 2,291
Max Pressure: 49,100
Diameter: 0.500"
Source: Hodgdon 
C 

 
GR.:  500 gr
Bullet Type:  JFP MAG 
(HDY)
Primer: FED 215m
Powder: Varget 
(Hodgdon)
Case: Dakota Arms
Trim Length: 2.230"
C.O.L.: 2.900"
Powder:
82.7 gr
88.0 gr
Vel.:
2,102
2,242
Press.:
39,100
46,500
Starting Powder: 82.7 gr
Starting Velocity: 2,102
Starting Pressure: 39,100
Max Powder: 88.0 gr
Max Velocity: 2,242
Max Pressure: 46,500
Diameter: 0.500"
Source: Hodgdon 
C