.300 Winchester Magnum

Test barrel: 620 mm (24½”), 1 in 10” twist
Primers: Large Rifle Magnum
Cases: Lapua, trim-to length 66,30 mm (2.610”)

CAUTION: Loads less than the listed starting loads may cause excessive chamber pressure and must not be used!

 
Bullet7,1 g / 110 grSP, HornadyC.O.L. 83,0 mm / 3.268 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N1605,4083.3106334885,6587.111223679
 
Bullet8,0 g / 123 grFMJ, LapuaC.O.L. 81,9 mm / 3.224 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N1503,9961.694330944,5369.910313383
N5504,2665.794831104,7272.810513448
N1604,4769.093930815,0577.910393409
 
Bullet8,5 g / 130 grHP, LapuaC.O.L. 84,2 mm / 3.315 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N1604,9977.096431625,3482.410413416
 
Bullet9,7 g / 150 grBallistic Tip, NoslerC.O.L. 84,8 mm / 3.339 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N1604,7973.991329945,0177.39863234
N1655,2080.294030845,35C82.6C9973271
C – Compressed load
 
Bullet9,7 g / 150 grLockBase, LapuaC.O.L. 84,0 mm / 3.307 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N1604,5970.888429005,0878.49823222
N5604,9075.689929495,2981.69943261
N1655,1078.790029535,4584.19793212
 
Bullet9,7 g / 150 grMega, LapuaC.O.L. 79,5 mm / 3.130 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N1603,7958.581526744,4869.19353068
N1654,2966.284427695,2581.09513120
N5604,7673.588028875,2681.29833225
 
Bullet10,0 g / 154 grScenar, LapuaC.O.L. 84,0 mm / 3.307 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N1604,5470.186228284,9476.29613153
N5604,8174.287928845,2981.69833225
N1655,0477.888529045,25C81.0C9383077
C – Compressed load
 
Bullet10,7 g / 165 grGMX, HornadyC.O.L. 84,5 mm / 3.327 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N5654,4368.485327995,0077.29493114
 
Bullet10,7 g / 165 grHT, LOSC.O.L. 84,8 mm / 3.339 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N1604,4769.088629074,9075.69683176
N5604,7773.691129895,1579.59943261
N1654,8474.790729765,2981.69863235
N5654,9275.991429995,4283.69913251
 
Bullet10,9 g / 167 grScenar, LapuaC.O.L. 84,8 mm / 3.339 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N5604,7072.584627765,0678.19393081
N1604,7072.488028875,0177.39503117
N1655,0277.589229275,39C83.2C9673171
C – Compressed load
 
Bullet10,9 g / 167 grScenar SJ, LapuaC.O.L. 84,8 mm / 3.339 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N1604,3967.783027234,8374.59193015
N1654,7373.084627765,2380.79363071
N5604,7773.684427695,1579.59433094
 
Bullet10,9 g / 168 grTMK, SierraC.O.L. 84,5 mm / 3.327 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N5604,5470.187728774,9876.99583143
N1654,7072.587628745,1679.69583143
N5654,7873.888929175,2180.49643163
 
Bullet11,0 g / 170 grLockBase, LapuaC.O.L. 84,8 mm / 3.339 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N1604,4368.484927854,8274.49363071
N5604,8074.185127925,0978.59523123
N1654,8274.486628415,1579.59513120
 
Bullet11,0 g / 170 grNaturalis, LapuaC.O.L. 84,8 mm(1 / 3.339 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N1603,7057.177125304,1363.78612825
N1654,0061.778925894,80A74.1A8992949
N5604,2665.781826844,7873.89233028
1) The cartridge overall length exceeds the CIP maximum.
A – Accuracy load
 
Bullet11,0 g / 170 grNaturalis N558, LapuaC.O.L. 84,0 mm / 3.307 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N1604,0963.182427034,6371.59142999
N1654,3266.783127264,9275.99253035
N5604,4368.484827824,9576.49433094
 
Bullet11,3 g / 175 grScenar-L, LapuaC.O.L. 84,0 mm / 3.307 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N1604,3867.681226644,7973.99012956
N5604,6071.083127265,0678.19293048
N1654,7272.883127265,1579.59283045
 
Bullet11,7 g / 180 grNaturalis, LapuaC.O.L. 85,7 mm / 3.374 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N1604,0562.583627434,5369.98782881
N1654,4568.783927534,9376.18872910
N5604,8074.187328645,0177.39132995
 
Bullet11,7 g / 180 grPartition, NoslerC.O.L. 84,8 mm / 3.339 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N1604,5269.884327654,9476.19163004
N1654,8675.085227955,2681.19253033
 
Bullet12,0 g / 185 grMega, LapuaC.O.L. 82,5 mm / 3.248 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N1603,4052.572023624,5870.78592818
N1653,9060.275324705,1779.88862907
N5604,5169.680226315,0277.59012956
 
Bullet12,0 g / 185 grScenar, LapuaC.O.L. 84,8 mm / 3.339 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N1604,2665.780526414,7072.58942933
N5604,6071.081626775,0177.39173009
N1654,7272.882527075,10A78.7A9153002
A – Accuracy load
 
Bullet12,0 g / 185 grScenar SJ, LapuaC.O.L. 84,8 mm / 3.339 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N1604,2265.179526084,7473.18802887
N5604,6271.381426715,0077.29052969
N1654,6471.681926875,0177.38952936
 
Bullet12,3 g / 190 grHPBT, SierraC.O.L. 84,8 mm / 3.339 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N5604,3466.982327014,8875.38982947
N1704,4067.878825865,0678.08612826
N1654,4969.281626765,0177.38822893
 
Bullet13,0 g / 200 grHPBT, SierraC.O.L. 84,8 mm / 3.339 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N5603,9560.977025264,6070.98522795
N1604,0262.076024954,5670.38352741
N1704,0562.474324384,8574.88282717
N1654,1564.076825184,7973.88462774
N5704,8474.779726155,3181.98912923
 
Bullet13,0 g / 200 grMega, LapuaC.O.L. 84,5 mm / 3.327 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N5604,0061.775324704,5570.28342736
N1654,1063.374824544,6571.78232700
N1704,3166.574024284,9576.48242703
 
Bullet13,0 g / 200 grNaturalis, LapuaC.O.L. 84,0 mm / 3.307 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N1653,6556.370323064,2966.28002625
N5603,9861.474524444,4067.98192687
N1704,2365.372823884,7072.58102657
 
Bullet13,0 g / 200 grLRX BT, BarnesC.O.L. 84,5 mm / 3.327 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N1653,4252.871023294,0562.57972615
N5603,7557.975124644,3967.78482782
N5653,8259.075324704,3767.48402756
 
Bullet13,0 g / 200 grHybrid Target, BergerC.O.L. 84,8 mm / 3.339 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N1603,8459.375824874,3667.38422762
N5604,3066.480626444,7072.58852904
N1654,4067.979726154,8775.28732864
N5654,4668.881726804,9075.68922927
 
Bullet13,0 g / 200 grWeldcore, WoodleighC.O.L. 84,0 mm / 3.307 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N5653,6456.274924574,6471.68602822
N5603,7658.075724844,4168.18512792
 
Bullet13,9 g / 215 grHybrid Target, BergerC.O.L. 85,5 mm / 3.366 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N1654,0462.374524444,6571.88282717
N5604,1463.977225334,5670.48472779
N5654,2665.777925564,7473.18552805
 
Bullet14,3 g / 220 grScenar-L, LapuaC.O.L. 84,5 mm / 3.327 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N1654,2966.272323724,8875.38162677
N5604,3467.075124644,7473.18302723
N1704,6371.573424085,2080.28132667
N5705,0477.878225665,3081.88392753
 
Bullet14,9 g / 230 grHybrid Target, BergerC.O.L. 84,8 mm / 3.339 inch
PowderStarting loadMaximum load
TypeWeightVelocityWeightVelocity
[g][grs][m/s][fps][g][grs][m/s][fps]
N1654,0161.972423754,5269.87972615
N5604,0362.274324384,4869.18212694
N5654,2765.976024934,6872.28272713