Nautical
Valve Seat for Safety Stop Valve
Description
A record of casting production for pattern number 6484. No pattern sketch on recto. Inscription on recto reads "7 1/8" o.d. x 6 1/8" i.d. x 1/2" thick" "Dr. No. 50-53".
Related organizations
A record of casting production for pattern number 6484. No pattern sketch on recto. Inscription on recto reads "7 1/8" o.d. x 6 1/8" i.d. x 1/2" thick" "Dr. No. 50-53".
