Mfr. Part #: K557
Ships same day with standard 2-day shipping if ordered M-F before 3PM PT.
Gast K557 service kit returns your unit to original factory performance specifications. Recommend for service every 2 years. Kit contains components to service both cylinders. Service kit includes: Cups, valves, o-rings, cylinders, screws.
| ITEM | DESCRIPTION | QUANTITY |
| AF817 | Leaf valve | 4 EA |
| AF819A | Retainer valve | 4 EA |
| AK846 | Tube O-ring | 4 EA |
| AT256 | O-ring Cylinder | 2 EA |
| AT258 | Head O-ring | 2 EA |
| AT272 | Cylinder | 2 EA |
| AT283 | Screw 10-24X | 4 EA |
| AT329 | Cup | 1 EA |
ID #: 20802
