Load data for .26 Nosler + .264 | 128gr | Hasler Hunting

.26 Nosler cartridge drawing
Hasler logo

Load Specifications

Bullet Manufacturer:Hasler
Bullet Weight:128 gr
Bullet Diameter:0.264"
Bullet Length:<<locked>>
Case Length (l3):2.59"
Cartridge Length (C.O.L.):<<locked>>
Case Capacity:100.5 Grains of Water
Primer Size:Large Rifle Magnum (LRM)
Barrel Length:24"
Max. allowed Pressure:65,000 psi
Recommended Twist Rate:1:8.5

Load data in caliber .26 Nosler with .264 | 128gr | Hasler Hunting bullet and 36 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are ADI AR 2218, Vihtavuori N570 and Alliant Reloder-33.

Important Notice: DO NOT go below Minimum Charge or above Maximum Charge. Since we have no control over the equipment and components used, any responsibility and liability for the results achieved is rejected.

Only powders/loads that match the current filter criteria are displayed: max pressure of a load ≤ 90% of max. standardized pressure, fill rate ≥ 80% and propellant combustion ≥ 95%. Use the sliders above the tables to adjust these thresholds.

Charge: Powder weight in grains. Start with the minimum load and work up carefully.

FR (Fill Rate): Case fill as a percentage. Values above 100% mean compressed loads.

MaxP / %: Maximum chamber pressure in bar and as a percentage of the standardized maximum for this caliber.

V(0): Muzzle velocity in feet per second (fps) at the standardized barrel length.

z (Powder Burn): Estimated propellant combustion percentage at bullet exit.

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Max Load - Barrel Length: 24"

PowderChargeFRMaxP%V(0)z
Accurate 8700ᴾ<<locked>>100%57,754 psi89%3146 fps97.8%
ADI AR 2213<<locked>>82%56,797 psi87%3136 fps99.8%
ADI AR 2217<<locked>>90%56,521 psi87%3130 fps99.9%
ADI AR 2218<<locked>>94%57,290 psi88%3258 fps98.5%
ADI AR 2225<<locked>>92%56,782 psi87%3166 fps100%
Alliant Reloder-22<<locked>>82%58,233 psi90%3146 fps100%
Alliant Reloder-23<<locked>>82%57,000 psi88%3054 fps100%
Alliant Reloder-25<<locked>>86%57,450 psi88%3133 fps100%
Alliant Reloder-33<<locked>>90%56,536 psi87%3186 fps98.1%
Alliant Reloder-50<<locked>>94%58,436 psi90%3205 fps97.9%
Baschieri & Pellagri 109<<locked>>84%55,970 psi86%3077 fps98.1%
Bofors RP15<<locked>>84%57,682 psi89%3136 fps100%
Bofors RP30<<locked>>88%58,073 psi89%3163 fps100%
Bofors RP5<<locked>>82%58,233 psi90%3146 fps100%
Hodgdon H1000<<locked>>88%57,841 psi89%3150 fps100%
Hodgdon H4831 SC<<locked>>82%58,117 psi89%3107 fps99.6%
Hodgdon Retumbo<<locked>>86%56,898 psi88%3228 fps100%
Hodgdon TrailBossᴾ<<locked>>100%38,653 psi59%2028 fps100%
IMR 4955 Enduron<<locked>>82%58,537 psi90%3091 fps99.7%
IMR 7828 SSC<<locked>>82%55,811 psi86%3127 fps99.7%
IMR 8133 Enduron<<locked>>94%57,014 psi88%3163 fps99.9%
Lovex S071<<locked>>86%58,305 psi90%3041 fps100%
Norma 217<<locked>>94%58,798 psi90%3192 fps100%
Ramshot Grand<<locked>>82%57,319 psi88%3153 fps99.9%
Ramshot Magnum<<locked>>84%56,478 psi87%3087 fps100%
ReloadSwiss RS 14ᴾ<<locked>>100%39,711 psi61%2073 fps100%
ReloadSwiss RS 76<<locked>>86%57,885 psi89%3215 fps100%
ReloadSwiss RS 80<<locked>>88%57,827 psi89%3189 fps99.5%
SNPE Vectan SP 13<<locked>>98%56,565 psi87%3100 fps97.2%
Vihtavuori N165<<locked>>84%58,349 psi90%3064 fps100%
Vihtavuori N170<<locked>>88%58,494 psi90%3100 fps97%
Vihtavuori N565<<locked>>84%56,608 psi87%3117 fps99.7%
Vihtavuori N568<<locked>>88%57,856 psi89%3186 fps99.2%
Vihtavuori N570<<locked>>88%55,608 psi86%3189 fps97.5%
Winchester StaBALL HD<<locked>>82%58,711 psi90%3163 fps100%
Winchester Supreme 780<<locked>>82%57,812 psi89%3068 fps100%

Recommended = one of the top powders for this cartridge and bullet combination.

Start Load - Barrel Length: 24"

PowderChargeFRMaxP%V(0)z
Accurate 8700<<locked>>94%47,688 psi73%2963 fps95.4%
ADI AR 2213<<locked>>80%53,432 psi82%3081 fps99.5%
ADI AR 2217<<locked>>80%41,771 psi64%2841 fps97.9%
ADI AR 221878.9 gr88%47,282 psi73%3048 fps95.8%
ADI AR 2225<<locked>>80%39,711 psi61%2838 fps99.6%
Alliant Reloder-22<<locked>>80%54,824 psi84%3087 fps100%
Alliant Reloder-23<<locked>>80%53,853 psi83%3005 fps100%
Alliant Reloder-25<<locked>>80%47,979 psi74%2972 fps100%
Alliant Reloder-3376.7 gr84%46,601 psi72%2989 fps95.6%
Alliant Reloder-50<<locked>>88%48,428 psi75%3015 fps95.6%
Baschieri & Pellagri 109<<locked>>80%49,821 psi77%2963 fps96.9%
Bofors RP15<<locked>>80%51,474 psi79%3028 fps99.8%
Bofors RP30<<locked>>80%45,934 psi71%2936 fps98.8%
Bofors RP5<<locked>>80%54,824 psi84%3087 fps100%
Hodgdon H1000<<locked>>80%45,005 psi69%2913 fps99%
Hodgdon H4831 SC<<locked>>80%54,679 psi84%3051 fps99.3%
Hodgdon Retumbo<<locked>>80%47,137 psi73%3048 fps99.9%
Hodgdon TrailBoss<<locked>>80%29,211 psi45%1814 fps100%
IMR 4955 Enduron<<locked>>80%55,477 psi85%3038 fps99.5%
IMR 7828 SSC<<locked>>80%52,446 psi81%3068 fps99.4%
IMR 8133 Enduron<<locked>>80%38,189 psi59%2776 fps96.7%
Lovex S071<<locked>>80%49,647 psi76%2897 fps100%
Norma 217<<locked>>80%38,986 psi60%2812 fps98.9%
Ramshot Grand<<locked>>80%53,867 psi83%3094 fps99.7%
Ramshot Magnum<<locked>>80%49,719 psi76%2972 fps99.9%
ReloadSwiss RS 14<<locked>>80%30,066 psi46%1857 fps100%
ReloadSwiss RS 76<<locked>>80%47,224 psi73%3028 fps100%
ReloadSwiss RS 80<<locked>>80%44,730 psi69%2940 fps97.3%
SNPE Vectan SP 13<<locked>>94%50,183 psi77%2986 fps95.7%
Vihtavuori N165<<locked>>80%51,953 psi80%2956 fps99.9%
Vihtavuori N170<<locked>>84%51,996 psi80%2986 fps95.6%
Vihtavuori N565<<locked>>80%50,459 psi78%3005 fps99%
Vihtavuori N568<<locked>>80%45,208 psi70%2940 fps96.9%
Vihtavuori N57072 gr82%46,180 psi71%2999 fps95%
Winchester StaBALL HD<<locked>>80%54,926 psi85%3107 fps100%
Winchester Supreme 780<<locked>>80%54,462 psi84%3012 fps99.9%

Recommended = one of the top powders for this cartridge and bullet combination.

ᴾ possible press load - work up slowly to this load while watching for signs of excessive pressure.

<<locked>> you need an access license to unlock this data.

This overview compares 36 powders for .26 Nosler loaded with the .264 | 128gr | Hasler Hunting. ADI AR 2218 delivers the highest muzzle velocity at 3,258 fps; across all powders the maximum-charge window runs from 2,028 fps to 3,258 fps. Accurate 8700 gives the best case fill at 100 %, and 36 of the 36 powders fall inside the usable 80–100 % fill window.

Relative to the caliber's maximum pressure (448 MPa), the top charges use 59–90 %, leaving at least 10 % headroom. The 128.0 gr projectile in 0.264" calls for a 1:8.5 twist; slower twists will usually not stabilise this weight. Accurate 8700, Hodgdon TrailBoss, ReloadSwiss RS 14 reach 100 % fill or more at maximum charge, so these are compressed loads: they need a long drop tube to seat cleanly and react sensitively to the case capacity of your own brass lot. ADI AR 2218, Vihtavuori N570, Alliant Reloder-33 rank at the top here: for .26 Nosler with the .264 | 128gr | Hasler Hunting they combine a high case fill with complete burn and sit in the upper velocity band. Always begin at the start load and work up in small increments while checking case and primer for pressure signs.

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