Home › Forums › Reloading 10mm Ammo › 220gr Hardcast Loads

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    • December 9, 2023 at 9:55 am #1922
      Alaska338Alaska338
      Participant

      Anyone have a good Longshot load for 220gr Hardcast.
      Glock 20 for Alaska trails ?
      KKM Barrel
      22 pound Spring

    • December 10, 2023 at 8:09 am #1923
      The_ShadowThe_Shadow
      Moderator

      This is what was found in these…
      Underwood 220gr Hard Cast (1/23/2014)
      Ballistics Information: 10mm Auto
      Muzzle Velocity: 1240 fps
      Muzzle Energy: 750 ft. lbs
      Brass Make/Headstamp: Underwood – Brass
      Bullet Make/Weight/Construction/Info; Length 0.7310”/Dia. 0.4010”: 220gr. Hard Cast MEPLAT 0.2640” / Flat Base
      Actual weight 216.6 grains Crimp squeezed bullet to 0.4010”
      C.O.A.L.: 1.2585”
      Primer: Nickel color
      Case: Diameter 0.4215” Crimp Diameter 0.4225” (Tight) Length 0.9880”
      Powder Description/Positive ID/Type/Charge Weight: LongShot 8.6 – 8.4 grains

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