.300 Norma Magnum - Manufacturer Loading Data

Bullet
Type
Primer
Case
Trim
Length
C.O.L.
 
Starting
Max
Diam.
Source
 
GR.:  170 gr
Bullet Type:  Naturalis N558 
(Lapua)
Primer:  Large Rifle Magnum
Powder: N170 
(VihtaVuori)
Case: Lapua
Trim Length: 2.480"
C.O.L.: 3.287"
Powder:
69.9 gr
87.8 gr
Vel.:
2,690
3,140
Press.:
 
 
Starting Powder: 69.9 gr
Starting Velocity: 2,690
Starting Pressure:  
Max Powder: 87.8 gr
Max Velocity: 3,140
Max Pressure:  
Diameter: 0.308"
Source: Vihtavuori 
 
GR.:  170 gr
Bullet Type:  Naturalis N558 
(Lapua)
Primer:  Large Rifle Magnum
Powder: N560 
(VihtaVuori)
Case: Lapua
Trim Length: 2.480"
C.O.L.: 3.287"
Powder:
69.4 gr
81.8 gr
Vel.:
2,789
3,196
Press.:
 
 
Starting Powder: 69.4 gr
Starting Velocity: 2,789
Starting Pressure:  
Max Powder: 81.8 gr
Max Velocity: 3,196
Max Pressure:  
Diameter: 0.308"
Source: Vihtavuori 
 
GR.:  170 gr
Bullet Type:  Naturalis N558 
(Lapua)
Primer:  Large Rifle Magnum
Powder: N565 
(VihtaVuori)
Case: Lapua
Trim Length: 2.480"
C.O.L.: 3.287"
Powder:
75.6 gr
86.0 gr
Vel.:
2,854
3,205
Press.:
 
 
Starting Powder: 75.6 gr
Starting Velocity: 2,854
Starting Pressure:  
Max Powder: 86.0 gr
Max Velocity: 3,205
Max Pressure:  
Diameter: 0.308"
Source: Vihtavuori 
 
GR.:  170 gr
Bullet Type:  Naturalis N558 
(Lapua)
Primer:  Large Rifle Magnum
Powder: N570 
(VihtaVuori)
Case: Lapua
Trim Length: 2.480"
C.O.L.: 3.287"
Powder:
79.5 gr
89.7 gr
Vel.:
2,910
3,264
Press.:
 
 
Starting Powder: 79.5 gr
Starting Velocity: 2,910
Starting Pressure:  
Max Powder: 89.7 gr
Max Velocity: 3,264
Max Pressure:  
Diameter: 0.308"
Source: Vihtavuori 
 
GR.:  178 gr
Bullet Type:  A-MAX 
(HDY)
Primer: FED 215m
Powder: LRT 
(Ramshot)
Case: Norma Precision AB
Trim Length: 2.482"
C.O.L.: 3.400"
Powder:
89.6 gr
99.5 gr
Vel.:
2,922
3,274
Press.:
 
62,791
Starting Powder: 89.6 gr
Starting Velocity: 2,922
Starting Pressure:  
Max Powder: 99.5 gr
Max Velocity: 3,274
Max Pressure: 62,791
Diameter: 0.308"
Source: Accurate 
 
GR.:  185 gr
Bullet Type:  Scenar 
(Lapua)
Primer:  Large Rifle Magnum
Powder: N170 
(VihtaVuori)
Case: Lapua
Trim Length: 2.480"
C.O.L.: 3.406"
Powder:
76.9 gr
88.7 gr
Vel.:
2,707
3,081
Press.:
 
 
Starting Powder: 76.9 gr
Starting Velocity: 2,707
Starting Pressure:  
Max Powder: 88.7 gr
Max Velocity: 3,081
Max Pressure:  
Diameter: 0.308"
Source: Vihtavuori 
 
GR.:  185 gr
Bullet Type:  Scenar 
(Lapua)
Primer:  Large Rifle Magnum
Powder: N560 
(VihtaVuori)
Case: Lapua
Trim Length: 2.480"
C.O.L.: 3.406"
Powder:
72.8 gr
82.6 gr
Vel.:
2,769
3,110
Press.:
 
 
Starting Powder: 72.8 gr
Starting Velocity: 2,769
Starting Pressure:  
Max Powder: 82.6 gr
Max Velocity: 3,110
Max Pressure:  
Diameter: 0.308"
Source: Vihtavuori 
 
GR.:  185 gr
Bullet Type:  Scenar 
(Lapua)
Primer:  Large Rifle Magnum
Powder: N565 
(VihtaVuori)
Case: Lapua
Trim Length: 2.480"
C.O.L.: 3.406"
Powder:
75.8 gr
85.0 gr
Vel.:
2,831
3,140
Press.:
 
 
Starting Powder: 75.8 gr
Starting Velocity: 2,831
Starting Pressure:  
Max Powder: 85.0 gr
Max Velocity: 3,140
Max Pressure:  
Diameter: 0.308"
Source: Vihtavuori 
 
GR.:  185 gr
Bullet Type:  Scenar 
(Lapua)
Primer:  Large Rifle Magnum
Powder: N570 
(VihtaVuori)
Case: Lapua
Trim Length: 2.480"
C.O.L.: 3.406"
Powder:
79.6 gr
88.7 gr
Vel.:
2,828
3,182
Press.:
 
 
Starting Powder: 79.6 gr
Starting Velocity: 2,828
Starting Pressure:  
Max Powder: 88.7 gr
Max Velocity: 3,182
Max Pressure:  
Diameter: 0.308"
Source: Vihtavuori 
 
GR.:  190 gr
Bullet Type:  CC 
(NOS)
Primer: FED 215m
Powder: LRT 
(Ramshot)
Case: Norma Precision AB
Trim Length: 2.482"
C.O.L.: 3.340"
Powder:
89.0 gr
98.9 gr
Vel.:
2,882
3,219
Press.:
 
63,279
Starting Powder: 89.0 gr
Starting Velocity: 2,882
Starting Pressure:  
Max Powder: 98.9 gr
Max Velocity: 3,219
Max Pressure: 63,279
Diameter: 0.308"
Source: Accurate 
 
GR.:  200 gr
Bullet Type:  LRX 
(Barnes)
Primer: FED 215m
Powder: LRT 
(Ramshot)
Case: Norma Precision AB
Trim Length: 2.482"
C.O.L.: 3.465"
Powder:
83.7 gr
93.0 gr
Vel.:
2,770
3,054
Press.:
 
63,486
Starting Powder: 83.7 gr
Starting Velocity: 2,770
Starting Pressure:  
Max Powder: 93.0 gr
Max Velocity: 3,054
Max Pressure: 63,486
Diameter: 0.308"
Source: Accurate 
 
GR.:  210 gr
Bullet Type:  BTTLR 
(Berger Bullets)
Primer: FED 215m
Powder: LRT 
(Ramshot)
Case: Norma Precision AB
Trim Length: 2.482"
C.O.L.: 3.530"
Powder:
83.5 gr
92.8 gr
Vel.:
2,740
3,018
Press.:
 
63,372
Starting Powder: 83.5 gr
Starting Velocity: 2,740
Starting Pressure:  
Max Powder: 92.8 gr
Max Velocity: 3,018
Max Pressure: 63,372
Diameter: 0.308"
Source: Accurate 
 
GR.:  215 gr
Bullet Type:  Hybrid Target 
(Berger Bullets)
Primer:  Large Rifle Magnum
Powder: N170 
(VihtaVuori)
Case: Lapua
Trim Length: 2.480"
C.O.L.: 3.406"
Powder:
71.8 gr
84.9 gr
Vel.:
2,536
2,890
Press.:
 
 
Starting Powder: 71.8 gr
Starting Velocity: 2,536
Starting Pressure:  
Max Powder: 84.9 gr
Max Velocity: 2,890
Max Pressure:  
Diameter: 0.308"
Source: Vihtavuori 
 
GR.:  215 gr
Bullet Type:  Hybrid Target 
(Berger Bullets)
Primer:  Large Rifle Magnum
Powder: N560 
(VihtaVuori)
Case: Lapua
Trim Length: 2.480"
C.O.L.: 3.406"
Powder:
70.4 gr
78.7 gr
Vel.:
2,592
2,917
Press.:
 
 
Starting Powder: 70.4 gr
Starting Velocity: 2,592
Starting Pressure:  
Max Powder: 78.7 gr
Max Velocity: 2,917
Max Pressure:  
Diameter: 0.308"
Source: Vihtavuori 
 
GR.:  215 gr
Bullet Type:  Hybrid Target 
(Berger Bullets)
Primer:  Large Rifle Magnum
Powder: N565 
(VihtaVuori)
Case: Lapua
Trim Length: 2.480"
C.O.L.: 3.406"
Powder:
72.7 gr
81.0 gr
Vel.:
2,621
2,930
Press.:
 
 
Starting Powder: 72.7 gr
Starting Velocity: 2,621
Starting Pressure:  
Max Powder: 81.0 gr
Max Velocity: 2,930
Max Pressure:  
Diameter: 0.308"
Source: Vihtavuori 
 
GR.:  215 gr
Bullet Type:  Hybrid Target 
(Berger Bullets)
Primer:  Large Rifle Magnum
Powder: N570 
(VihtaVuori)
Case: Lapua
Trim Length: 2.480"
C.O.L.: 3.406"
Powder:
77.9 gr
87.3 gr
Vel.:
2,684
3,009
Press.:
 
 
Starting Powder: 77.9 gr
Starting Velocity: 2,684
Starting Pressure:  
Max Powder: 87.3 gr
Max Velocity: 3,009
Max Pressure:  
Diameter: 0.308"
Source: Vihtavuori 
 
GR.:  220 gr
Bullet Type:  Scenar-L 
(Lapua)
Primer:  Large Rifle Magnum
Powder: N170 
(VihtaVuori)
Case: Lapua
Trim Length: 2.480"
C.O.L.: 3.406"
Powder:
66.4 gr
81.8 gr
Vel.:
2,559
2,808
Press.:
 
 
Starting Powder: 66.4 gr
Starting Velocity: 2,559
Starting Pressure:  
Max Powder: 81.8 gr
Max Velocity: 2,808
Max Pressure:  
Diameter: 0.308"
Source: Vihtavuori 
 
GR.:  220 gr
Bullet Type:  Scenar-L 
(Lapua)
Primer:  Large Rifle Magnum
Powder: N560 
(VihtaVuori)
Case: Lapua
Trim Length: 2.480"
C.O.L.: 3.406"
Powder:
66.4 gr
76.9 gr
Vel.:
2,500
2,841
Press.:
 
 
Starting Powder: 66.4 gr
Starting Velocity: 2,500
Starting Pressure:  
Max Powder: 76.9 gr
Max Velocity: 2,841
Max Pressure:  
Diameter: 0.308"
Source: Vihtavuori 
 
GR.:  220 gr
Bullet Type:  Scenar-L 
(Lapua)
Primer:  Large Rifle Magnum
Powder: N565 
(VihtaVuori)
Case: Lapua
Trim Length: 2.480"
C.O.L.: 3.406"
Powder:
68.1 gr
79.8 gr
Vel.:
2,523
2,867
Press.:
 
 
Starting Powder: 68.1 gr
Starting Velocity: 2,523
Starting Pressure:  
Max Powder: 79.8 gr
Max Velocity: 2,867
Max Pressure:  
Diameter: 0.308"
Source: Vihtavuori 
 
GR.:  220 gr
Bullet Type:  Scenar-L 
(Lapua)
Primer:  Large Rifle Magnum
Powder: N570 
(VihtaVuori)
Case: Lapua
Trim Length: 2.480"
C.O.L.: 3.406"
Powder:
71.3 gr
82.9 gr
Vel.:
2,559
2,910
Press.:
 
 
Starting Powder: 71.3 gr
Starting Velocity: 2,559
Starting Pressure:  
Max Powder: 82.9 gr
Max Velocity: 2,910
Max Pressure:  
Diameter: 0.308"
Source: Vihtavuori 
 
GR.:  220 gr
Bullet Type:  HPBT MK 
(Sierra)
Primer: FED 215m
Powder: LRT 
(Ramshot)
Case: Norma Precision AB
Trim Length: 2.482"
C.O.L.: 3.420"
Powder:
80.6 gr
89.6 gr
Vel.:
2,684
2,929
Press.:
 
63,382
Starting Powder: 80.6 gr
Starting Velocity: 2,684
Starting Pressure:  
Max Powder: 89.6 gr
Max Velocity: 2,929
Max Pressure: 63,382
Diameter: 0.308"
Source: Accurate 
 
GR.:  230 gr
Bullet Type:  Hybrid Target 
(Berger Bullets)
Primer:  Large Rifle Magnum
Powder: N560 
(VihtaVuori)
Case: Lapua
Trim Length: 2.480"
C.O.L.: 3.406"
Powder:
67.1 gr
75.9 gr
Vel.:
2,474
2,799
Press.:
 
 
Starting Powder: 67.1 gr
Starting Velocity: 2,474
Starting Pressure:  
Max Powder: 75.9 gr
Max Velocity: 2,799
Max Pressure:  
Diameter: 0.308"
Source: Vihtavuori 
 
GR.:  230 gr
Bullet Type:  Hybrid Target 
(Berger Bullets)
Primer:  Large Rifle Magnum
Powder: N565 
(VihtaVuori)
Case: Lapua
Trim Length: 2.480"
C.O.L.: 3.406"
Powder:
69.9 gr
78.9 gr
Vel.:
2,503
2,808
Press.:
 
 
Starting Powder: 69.9 gr
Starting Velocity: 2,503
Starting Pressure:  
Max Powder: 78.9 gr
Max Velocity: 2,808
Max Pressure:  
Diameter: 0.308"
Source: Vihtavuori 
 
GR.:  230 gr
Bullet Type:  Hybrid Target 
(Berger Bullets)
Primer:  Large Rifle Magnum
Powder: N570 
(VihtaVuori)
Case: Lapua
Trim Length: 2.480"
C.O.L.: 3.406"
Powder:
71.0 gr
83.5 gr
Vel.:
2,507
2,861
Press.:
 
 
Starting Powder: 71.0 gr
Starting Velocity: 2,507
Starting Pressure:  
Max Powder: 83.5 gr
Max Velocity: 2,861
Max Pressure:  
Diameter: 0.308"
Source: Vihtavuori 
 
GR.:  230 gr
Bullet Type:  THOTM 
(Berger Bullets)
Primer: FED 215m
Powder: LRT 
(Ramshot)
Case: Norma Precision AB
Trim Length: 2.482"
C.O.L.: 3.500"
Powder:
79.1 gr
87.9 gr
Vel.:
2,597
2,851
Press.:
 
63,481
Starting Powder: 79.1 gr
Starting Velocity: 2,597
Starting Pressure:  
Max Powder: 87.9 gr
Max Velocity: 2,851
Max Pressure: 63,481
Diameter: 0.308"
Source: Accurate 
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