The 1990's screw on weather strip has been discontinued. replacement options shown below

Weather Shield Sliding Door, Side & Head  Inside Stop weather-strip for prime wood and clad doors.

Head and Side Jamb weather strip had a wood filler block. The new style wood has a groove the vinyl snaps into (no screws)

Replacement option is a new wood block for the frame and a new piece of weatherstrip to snap over

Replacement Wood Parting Stop 

166002  (80" wood block)   

166001  (95" wood block)  

Replacement Vinyl Weather Strip / Seal

166006  (80" vinyl weatherstrip) 

166009  (95" vinyl weatherstrip)

Year: Pictures from a 1994 Door / Catalog