338 Lapua Magnum Bullet Ballistic Chart Page 5
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5338 Lapua Magnum
Minimum
Maximum
Powder
Charge
Velocity
Charge
Velocity
(grains)
(fps)
(grains)
(fps)
71.4
2364
79.4
2597
IMR 7828SSC
280-grain LRX BT
*H1000
77.2
2442
85.7
2649
Sectional Density .350
Ballistic Coefficient .667
Retumbo
78.6
2485
87.4
2702
C.O.A.L 3.680”
Magnum
81.5
2452
90.5
2701
Suggested Bullet Use
RL 25
73.3
2398
81.4
2637
US 869
95.3
2552
105.9
2838
C
RECOMMENDED TWIST: 1:10” or FASTER
Minimum
Maximum
Powder
Charge
Velocity
Charge
Velocity
(grains)
(fps)
(grains)
(fps)
72.8
2432
80.9
2655
285-grain
IMR 7828SSC
TSX BT / TAC-X BT
Sectional Density .356
H1000
77.2
2465
85.8
2676
Ballistic Coefficient .585
Retumbo
78.2
2489
86.9
2722
C.O.A.L 3.630”
Magnum
81.5
2492
90.5
2724
Suggested Bullet Use
*RL 25
73.5
2428
81.7
2665
US 869
95.1
2586
105.6
2870
C
RECOMMENDED TWIST: 1:10” or FASTER
Maximum Loads Should Be Used With Caution - Always Start With Minimum Loads.
*Recommended Powder
Compressed Load
C
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