MODEL M EXPANDING GATE VALVE
(Interchangeable with WKM Model  M Gate Valve)
The expanding gate valve features a non-ring stem with an expanding gate design to provide safe, dependable service in a variety of environments, It’s a available in flanged or threaded ends in standard bore sizes from 2-1/16” thru 4-1/16” in working pressures of 3000psi thru 5000psi.
Full-Bore Design:
Maximizes valve service life.
Eliminates the collections of destructive particles.
Expanding Gate:
Produces a positive mechanical seal across the seats.
Isolates the body cavity from bore pressure in both the open and closed position.
Metal-to-Metal Seal:
Body/bonnet interface, and gate/seat interface.

Press Fit Seat:
Press fit seats allow the seats to be tightly wedged into the seat pockets in the open or closed position.
Long Life, Low Maintenance:
Simple routine maintenance program limits repairs, eases operation, protects against corrosion, and extends service life.

Item Description Qty Material Remark 1 Handwheal Nut 1 Steel 　 2 Handwheal 1 Steel 　 3 Look Nut 1 Steel 　 4 Bearing Rtainer Nut 1 Steel 　 5 Space Sleeve 1 Steel 　 *6 Thrust Bearing 2 Steel 　 *7 Stem 1 410 　 8 Retainer Bushing 1 Steel 　 *9 Packing Set1 1 TFLON 　 *10 Packing Set2 1 TFLON 　 *11 Packing Set3 1 TFLON 　 12 Bonnet Stud Nut 8 4140 　 13 Bonnet Stud 8 1045 　 *14 Grease Fitting 1 Assy. 　 *15 Packing Fitting 1 Assy. 　 16 Bonnet 1 4130 　 *17 Seat 1 Steel 　 *18 Seat Insert 1 TFLON 　 *19 Gate Guide 2 4130 　 *20 Spring 2 Steel 　 21 Spring Pin 6 Steel 　 *22 Bonnet Gasket 1 Steel 　 *23 Gate Segment 1 4130 　 *24 Gate 1 4130 　 25 Body 1 4130 　 *26 Body Grease Fitting 2 Assy.

*Major Repair------─ One Each For One Year’s Service