US Cartridge, 90mm AP-T, M77
This cartridge is an obsolescent armor piercing model currently used for training purposes in 90mm guns.
The projectile is a hardened steel monobloc slug and has no windshield. The projectile base is threaded to receive a tracer. The brass or steel cartridge case is loosely packed with propellant and is fitted with a percussion primer in the base.
Nothing else to see.
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