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D-1-U (PTT TSQ Fuze)
The D-1-U (Д-1-У) is a Soviet-era-developed, Russian Federation, powder train time (PTT)-based time and super quick (TSQ) artillery projectile fuze. The D-1-U fuze, which has a detonative output, is for or use with spin-stabilised high explosive (HE) projectiles in calibres from 76 to 152 mm. The D-1-U is an improved version of the D-1 (Д-1) fuze model, which is thought to use the SAD from the RGM (РГМ) along with other differences. The...
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