Item 7028605 has must read information.
Comments: Due to vendor changes. When ordering this piston valve, first verify the vendor part number stamped on the cylinder. Use Piston Valve (P/N 7028605) for cylinders: P/N 1684405 stamped with vendor part number 5000531M91 P/N 1684411 stamped with vendor part number 5000524M91 Use Piston Valve (P/N 7029847) for cylinders: P/N 1684405 stamped with vendor part number 5000531M92 P/N 1684411 stamped with vendor part number 5000524M92 

VALVE, PISTON ...

$72.78
Net Item: Yes

Item Number:
7028605

Item Description:

VALVE, PISTON ...

Shipping Dimensions:
Weight: 0

Unit of Measure:
EA
Consult Factory:
Yes
VALVE, PISTON ... - 7028605