Revolver, .45 Colt, Unique, 255 LSWC


Load Ballistics


Load: #781
Powder: 8 gr Unique
Bullet: 255 gr Midstates LSWC
Brass: Win
Primer: Rem 2-1/2
Ruger Group Size (in): 1.88, 5 shots @ 25.0 yds
Ruger Group Size (in): 2.25, 5 shots @ 25.0 yds


S&W Group Size (in): 2.5, 5 shots @ 25.0 yds

Load: #867
Powder: 8.2 gr Unique
Bullet: 255 gr Midstates LSWC
Brass:  Win
Primer: Win WLP
Ruger Group: #848, Velocity: 985 fps, Count: 3, ES: 15, Group Size (in): -, 3 shots @ 25.0 yds
Ruger Chronograph Velocities: 983,978,993

Load: #868
Powder: 8.2 gr Unique
Bullet: 255 gr Midstates LSWC
Brass:  Win
Primer: Fed 150
Ruger Group: #849, Velocity: 925 fps, Count: 3, ES: 35, Group Size (in): -, 3 shots @ 25.0 yds
Ruger Chronograph Velocities: 903,933,938
S&W Group: #850, Velocity: 787 fps, Count: 3, ES: 16, Group Size (in): -, 3 shots @ 25.0 yds
S&W Chronograph Velocities: 780,796,784

Load: #845
Powder: 9 gr Unique
Bullet: 255 gr Midstates LSWC
Brass: Win
Primer: Win WLP
S&W Group Size (in): 1.75, 5 shots @ 25.0 yds
S&W Group Size (in): 2.38, 5 shots @ 25.0 yds

S&W Group Size (in): 2.25, 5 shots @ 25.0 yds

Performance


Load: #781
Revolver: Smith & Wesson .45 Colt, Model 25
Rest: Mechanical Revolver Vise
Group 25 yds: 2.5" (5 shots)

 

Load #781
End of S&W shooting session QC Check
Group 25 yds: 1.88" (5 shots)



Load: #781
Revolver: Smith & Wesson .45 Colt, Model 25
Rest: Mechanical Revolver Vise
Groups 50 yds: 3" (5 shots)



Load: #781
Revolver: Ruger .45 Colt, Blackhawk
Rest: Mechanical Revolver Vise
Groups 25 yds: 2.25" (5 shots), 3.25" (3 shots)



Load: #845
Revolver: Smith & Wesson .45 Colt, Model 25
Rest: Mechanical Revolver Vise
Groups 25 yds: 1.75" (5 shots), 2.38" (5 shots), 2.25" (5 shots)




Plots of Velocity by Powder Charge