used ACE faucet stem 3S-10H/C 4200689 $11
DANCO homedepot $9
Replaces Delta OEM # RP1740
Compatible with Delta kitchen and bathroom lavatory faucets
DANCO ID length 3, broach S
Height: 1.94 inch
Length: 1.94 inch
Material: Plastic
Packaging Type: Blister Pack
Stem Finder ID: 3S-10H/C
Width: 0.75 inch
DELTA RP17400 Two Handle Repair Kit - 133468 $12
====================
water supply shutoff valve Stem Repair Kit BrassCraft 215652 BCSR01 $4
RP4993 seat and spring
Yes in older Delta's they used a taller seat with a straight spring. That had to be somewhere in the 70's or, 80's when they switched...