.300 WSM

Test barrel: 620 mm (24½”), 1 in 10” twist
Primers: Large Rifle Magnum
Cases: Winchester, trim-to length 53,10 mm (2.091”)
 
Bullet6,5 g / 100 grLapua, HPCE / OTCEC.O.L. 67,0 mm / 2.638 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N5403,9160.3104234194,2966.211463760
N1503,8559.4102633664,2165.011073632
N5504,1463.9102733694,5570.210793540
 
Bullet8,0 g / 123 grLapua, FMJC.O.L. 68,8 mm / 2.709 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N1503,8259.096331594,1063.310323386
N5504,0662.795031174,3967.710573468
N1604,2866.195331274,7072.510453428
 
Bullet9,7 g / 150 grLapua, LockBaseC.O.L. 72,0 mm / 2.835 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N5503,7457.788228944,1564.09793212
N1603,8960.087828814,5069.49783209
N5604,3667.388629074,8174.29893245
 
Bullet9,7 g / 150 grLapua, Mega E469C.O.L. 66,5 mm / 2.618 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N5503,5154.286028224,0061.79563136
N1603,7557.984927854,3467.09513120
N5604,1463.986228284,6071.09693179
 
Bullet10,7 g / 165 grSwift, SciroccoC.O.L. 73,5 mm / 2.894 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N5503,7758.286228284,1664.29573140
N1603,8759.784227624,3366.89373074
N1654,3266.786828484,7473.19623156
N5604,2365.385828154,6371.59593146
 
Bullet10,9 g / 167 grLapua, ScenarC.O.L. 72,1 mm / 2.839 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N5503,5654.983227303,9761.39223025
N1603,4953.979225984,1564.09082979
N5604,0362.283327334,4869.19313054
 
Bullet11,0 g / 170 grLapua, NaturalisC.O.L. 72,1 mm / 2.839 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N1603,3852.279025924,0161.98892917
N1653,9060.282126944,4568.79082979
N5603,9561.081426714,4067.99163005
 
Bullet11,0 g / 170 grLapua, Naturalis N558C.O.L. 66,5 mm / 2.618 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N1603,5154.279025924,1263.68912923
N1653,9661.181726804,5069.49012956
N5603,9260.581126614,4067.99132995
 
Bullet12,0 g / 185 grLapua, Mega E415C.O.L. 69,9 mm / 2.752 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N5503,4152.678425723,8359.18672844
N1603,3551.775224673,9260.58512792
N5603,9561.080126284,3366.88812890
 
Bullet12,0 g / 185 grLapua, ScenarC.O.L. 77,0 mm / 3.031 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N1603,8359.179926214,2265.18822894
N1654,1864.582327004,6271.39112989
N5604,1163.481426714,5069.49062972
 
Bullet13,0 g / 200 grLapua, Mega E401C.O.L. 70,0 mm / 2.756 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N1603,6756.674924574,1564.08372746
N1654,1063.377725494,5670.48662841
N5603,9861.477225334,4468.58642835