Load data for .25 WSSM + 75gr Sierra HP Varminter
Based on C.I.P., the max. allowed case length is 1.670 in / 42.42 mm, the max. cartridge length is 2.360 in / 59.94 mm, and the max. allowed pressure is 63,817 PSI / 4,400 bar.
Based on C.I.P., the max. allowed case length is 1.670 in / 42.42 mm, the max. cartridge length is 2.360 in / 59.94 mm, and the max. allowed pressure is 63,817 PSI / 4,400 bar.
Load Specifications
ImperialMetric
Bullet:.257 | 75gr | HP Varminter
Cartridge:.25 WSSM load data
Case Length (L3):1.670" | 42.4 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.257" | 6.5 mm
Case Capacity:54.3 gow | 3.52 cm³
Primer Size:Large Rifle (LR)
Max. Pressure (C.I.P.):63,817 psi | 4,400 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:Stabilizes in any common twist
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Community Loads for .25 WSSM + 75gr Sierra HP Varminter
Real loads for this combination shared by our community. Charge weights are only fully visible with an active Pro licence.
| Powder | Charge (gr) | C.O.L. | Barrel Length | Velocity (fps) | Pressure (psi) |
|---|---|---|---|---|---|
| 42.0 gr | 2.360" | 26.0" | 3250 fps | ••• | |
| 43.1 gr | 2.360" | 26.0" | 3320 fps | ••• | |
| 43.3 gr | 2.360" | 26.0" | 3322 fps | ••• | |
| ••• | 2.360" | 26.0" | 3370 fps | ••• | |
| ••• | 2.360" | 26.0" | 3417 fps | ••• | |
| ••• | 2.360" | 26.0" | 3455 fps | ••• | |
| ••• | 2.360" | 26.0" | 3502 fps | ••• | |
| ••• | 2.360" | 26.0" | 3438 fps | ••• | |
| ••• | 2.360" | 26.0" | 3484 fps | ••• | |
| ••• | 2.360" | 26.0" | 3523 fps | ••• | |
| ••• | 2.360" | 26.0" | 3570 fps | ••• | |
| ••• | 2.360" | 26.0" | 3610 fps | ••• | |
| ••• | 2.360" | 26.0" | 3298 fps | ••• | |
| ••• | 2.360" | 26.0" | 3347 fps | ••• | |
| ••• | 2.360" | 26.0" | 3392 fps | ••• | |
| ••• | 2.360" | 26.0" | 3444 fps | ••• | |
| ••• | 2.360" | 26.0" | 3489 fps | ••• | |
| ••• | 2.360" | 26.0" | 3536 fps | ••• | |
| ••• | 2.360" | 26.0" | 3329 fps | ••• | |
| ••• | 2.360" | 26.0" | 3364 fps | ••• | |
| ••• | 2.360" | 26.0" | 3397 fps | ••• | |
| ••• | 2.360" | 26.0" | 3423 fps | ••• | |
| ••• | 2.360" | 26.0" | 3456 fps | ••• | |
| ••• | 2.360" | 26.0" | 3488 fps | ••• | |
| ••• | 2.360" | 26.0" | 3262 fps | ••• | |
| ••• | 2.360" | 26.0" | 3310 fps | ••• | |
| ••• | 2.360" | 26.0" | 3352 fps | ••• | |
| ••• | 2.360" | 26.0" | 3398 fps | ••• | |
| ••• | 2.360" | 26.0" | 3438 fps | ••• | |
| ••• | 2.360" | 26.0" | 3368 fps | ••• | |
| ••• | 2.360" | 26.0" | 3414 fps | ••• | |
| ••• | 2.360" | 26.0" | 3453 fps | ••• | |
| ••• | 2.360" | 26.0" | 3500 fps | ••• | |
| ••• | 2.360" | 26.0" | 3538 fps | ••• | |
| ••• | 2.360" | 26.0" | 3362 fps | ••• | |
| ••• | 2.360" | 26.0" | 3404 fps | ••• | |
| ••• | 2.360" | 26.0" | 3437 fps | ••• | |
| ••• | 2.360" | 26.0" | 3320 fps | ••• | |
| ••• | 2.360" | 26.0" | 3368 fps | ••• | |
| ••• | 2.360" | 26.0" | 3409 fps | ••• | |
| ••• | 2.360" | 26.0" | 3456 fps | ••• | |
| ••• | 2.360" | 26.0" | 3494 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.