Load data for 6mm-284 + 60gr Sierra VarmintKing

Based on Wildcat, the max. allowed case length is 2.170 in / 55.12 mm, the max. cartridge length is 2.800 in / 71.12 mm, and the max. allowed pressure is 62,076 PSI / 4,280 bar.

Based on Wildcat, the max. allowed case length is 2.170 in / 55.12 mm, the max. cartridge length is 2.800 in / 71.12 mm, and the max. allowed pressure is 62,076 PSI / 4,280 bar.

Load Specifications

ImperialMetric

Bullet:.243 | 60gr | VarmintKing

Cartridge:6mm-284 load data

Case Length (L3):2.170" | 55.1 mm

Cartridge Length (COL/L6):•••

Seated Depth:0.270" | 6.9 mm

Case Capacity:70 gow | 4.54 cm³

Primer Size:Large Rifle (LR)

Max. Pressure (Wildcat):62,076 psi | 4,280 bar

Barrel Length:26.0" | 660 mm

Min. Twist Rate:1:11.5

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Community Loads for 6mm-284 + 60gr Sierra VarmintKing

Real loads for this combination shared by our community. Charge weights are only fully visible with an active Pro licence.

Charge (gr)	C.O.L.	Barrel Length	Velocity (fps)	Pressure (psi)

55.7 gr	2.735"	26.0"	3257 fps	•••
57.5 gr	2.735"	26.0"	3377 fps	•••
59.3 gr	2.735"	26.0"	3499 fps	•••

•••	2.680"	26.0"	3607 fps	•••

•••	2.735"	26.0"	3026 fps	•••
•••	2.735"	26.0"	3127 fps	•••
•••	2.735"	26.0"	3229 fps	•••
•••	2.735"	26.0"	3333 fps	•••
•••	2.735"	26.0"	3433 fps	•••
•••	2.735"	26.0"	3539 fps	•••

•••	2.680"	26.0"	3591 fps	•••
•••	2.680"	26.0"	3772 fps	•••

•••	2.735"	26.0"	3413 fps	•••
•••	2.735"	26.0"	3521 fps	•••
•••	2.680"	26.0"	3662 fps	•••
•••	2.680"	26.0"	3903 fps	•••

•••	2.680"	26.0"	3364 fps	•••
•••	2.680"	26.0"	3615 fps	•••

•••	2.680"	26.0"	3667 fps	•••

•••	2.735"	26.0"	3195 fps	•••
•••	2.735"	26.0"	3294 fps	•••
•••	2.735"	26.0"	3398 fps	•••

•••	2.735"	26.0"	3181 fps	•••
•••	2.735"	26.0"	3283 fps	•••
•••	2.735"	26.0"	3384 fps	•••
•••	2.735"	26.0"	3587 fps	•••

Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.