Used on swlf class submarine ssn 23 cargo bay center/out board hoist drive assy. 3.750" center hole diameter retainer seal inner has 4 bolt holes size o.281l bolt hole center diameter 5.000 in; one edge of seal is flat (cut off
Used on swlf class submarines ssn 23,cargo bay center/outboard hoist drive assy. 5.630" center hole diameter retainer seal outer four mounting holes size 0.281 diameter, bolt hole center diameter 7.125
Used on refrigerated ships storage and thaw room doors. 168.000" overall length 1.500" overall width door seal gasket 14 ft. long pieces of neoprene covered sponge rubber