PSS 3 3/4in shaft / 4 3/4in t Blue Sea Systems The soft-attachment Loop block has

The soft-attachment Loop block has a removable dead-end post for attachment to a padeye

A - 3-7/8"

450 and 500 models are self-priming

Johnson Duramax ACID Brass cutless bearings use a specially forumlated oil and chemical resistant nitrile rubber that is bonded to the shell

PSS 3 3/4in shaft / 4 3/4in t Blue Sea Systems The soft-attachment Loop block hasThe PSS Shaft Seal is the #1 selling marine mechanical seal worldwide and is installed as standard equipment by many of the worlds most reputable boat builders and boat yards. The PSS Shaft Seal is also recognized as the premiere retrofit (aftermarket) seal on the world market. Boat builders and boat yards recognize the advantages and value of installing the PSS as it eliminates the maintenance, constant adjustment & cost associated with traditional