PSS 90mm shaft / 4 1/2in tub Shore Power 423 Graphite Powder is a

423 Graphite Powder is a fine black powder that can be mixed with West System epoxy to produce a low-friction exterior coating with increased scuff resistance and durability

Aluminum sheave runs on Nomex/Teflon bearing for a low-friction

and are for use with GROCO SV Series seacocks or with any product with straight male pipe thread

Model# Color Center style DP40-W White Smooth

PSS 90mm shaft / 4 1/2in tub Shore Power 423 Graphite Powder is aPYI PSS Shaft Seal #02 90M 412 Shaft Size 90mm Stern Tube Diameter 4. 500" 4. 625"The PSS Shaft Seal is the number one selling marine mechanical seal worldwide and is installed as standard equipment by many of the worlds most reputable boat builders yards. The PSS Shaft Seal is also recognized as the premiere retrofit (aftermarket) seal on the world market. Certified by Bureau Veritas, ABS & Rina: Boat builders yards recognize the advantages and value