M1A Battle Rifle (Part 1) Nikon P308 Rifle Scope

Published on July 1, 2016
Duration: 8:31

This guide details the installation and zeroing process for a Nikon P-308 scope on a Springfield Armory M1A rifle, leveraging the Nikon SpotOn app for ballistic calculations. The expert instruction highlights the importance of proper mounting, parallax adjustment, and utilizing zero-reset turrets for accurate long-range shooting with the .308 Winchester caliber.

Quick Summary

The Nikon P-308 scope, paired with a Springfield Armory M1A, offers enhanced long-range capability with its 4-16x magnification and BDC 800 reticle. Utilizing the Nikon SpotOn app aids in precise ballistic calculations for the .308 Winchester cartridge, while Midwest Industries accessories address potential M1A reliability concerns.

Chapters

  1. 00:00Introduction to M1A and Nikon P308 Setup
  2. 01:05Nikon P308 Scope Features
  3. 01:31Turrets and Parallax Adjustment
  4. 02:24Reticle and Adjustment Range
  5. 03:01Accessories and Ammunition
  6. 05:06M1A Safety Critique
  7. 06:05Nikon SpotOn Ballistic App Integration

Frequently Asked Questions

What are the key features of the Nikon P-308 Rifle Scope?

The Nikon P-308 is a 4-16x magnification scope with a 42mm objective lens, a 30mm tube, and a BDC 800 reticle. It features 1/4 MOA click turrets with a spring-loaded zero-reset function and side parallax adjustment from 50 yards to infinity.

How does the Nikon SpotOn app help with shooting the M1A?

The Nikon SpotOn app acts as a free ballistic calculator. It allows users to input their ammunition details and zero distance to determine precise scope adjustments needed to hit targets at various ranges, simplifying holdover calculations for the .308 caliber.

What ammunition was used for testing the M1A and Nikon P-308 scope?

The video used ZQI 7.62x51mm M80 Ball ammunition, which features a 147-grain Full Metal Jacket (FMJ) bullet. This is a common load for the .308 Winchester / 7.62x51mm NATO cartridge.

Are there any common reliability issues with the M1A rifle mentioned?

Yes, the video highlights that factory M1A magazines can sometimes present reliability issues. It recommends using aftermarket magazines specifically designed for the M1A platform, such as those from Midwest Industries, to improve feeding consistency.

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