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Load data for .22-250 Rem. + 55gr Sierra SBT GameKing

527 suitable loads across 87 powder(s) for cartridge .22-250 Rem. with 55gr Sierra SBT GameKing bullet.

The most recommended powders for this combination are ReloadSwiss RS 52, ADI AR 2208 and ReloadSwiss RS 60.

.22-250 Rem. cartridge with combo bulletSeated DepthL3 = 1.912 in / 48.56 mmL6 = 2.350 in / 59.69 mmSeated Depth = .282 in / 7.16 mm

Based on C.I.P., the max. allowed case length is 1.908 in / 48.46 mm, the max. cartridge length is 2.350 in / 59.69 mm, and the max. allowed pressure is 58,740 PSI / 4,050 bar.

55gr Sierra SBT GameKing bullet image

Load Specifications

ImperialMetric
Bullet:.224 | 55gr | SBT GameKing
Cartridge:.22-250 Rem. load data
Case Length (L3):1.912" | 48.6 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.272" | 6.9 mm
Case Capacity:43.49 gow | 2.82 cm³
Primer Size:Large Rifle (LR)
Max. Pressure (C.I.P.):58,740 psi | 4,050 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:12.0

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Community Loads for .22-250 Rem. + 55gr Sierra SBT GameKing

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

PowderCharge (gr)C.O.L.Barrel LengthVelocity (fps)Pressure (psi)

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