Part Number 816464DB Adjustab Blocking Frame Assembly

Ewood timbers, v-shaped pontoon drydock frame, adjustable to hull ofvessel to be docked, consist of 1 ea blocking frame upper member mark NO.DB-2, 1 ea blocking frame lower member mark no. DB-4, 1 ea frame supportadjustable mark no. DB-3, hinged at one end to hold upper and lower frameat proper angle, 3 ea bolt hex 1 in. Dia, 3-1/2 in. Lg, 1 ea bolt hex 1 in.Dia, 5 in. Lg, 4 ea nut 1 in. Thd to fit, used for p-series pontoon drydock, navfac dwg 816464 mark no. Db

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