Designs EHAD, EHAS, & EHAT Key 7*
8* 9* 10 11 29 30 31* 32* 33* 34
35 36*
Description Part Number Retaining Ring (for Design EHAT only (cont.) port diameter 10A4219X052 For use with 3-7/16 inch (87.3 mm) port diameter 10A5350X062 For use with 3-5/8 inch (98.4 mm) port diameter 16A5484X042 For use with 4-3/8 inch (111.1 mm) port diameter 10A4225X042 For use with 4-9/16 inch (115.8 mm) port diameter 17A4415X022 For use with 5-1/4 inch (133.4 mm) port diameter 17A4398X022 For use with 5-3/8 inch (136.5 mm) port diameter 10A5410X042 Backup Ring See tables 27-29 Piston Ring or Seal Ring See tables 30-32 Bonnet Stud See table 33 Bonnet Stud Nut See table 33 Nameplate, stainless steel 18A5087X0A2 Nameplate Wire, lead 1D884799012 Seat Ring See tables 34-39 Seat Ring Retainer See tables 34-38 and 40 Seat Ring Gasket or O-Ring See table 41 Flow Arrow, stainless steel For all valves except those with Whisper Trim III cage 3-inch valves 1V105938982 4, 6, and 8-inch valves 1V106038982 For all valves with Whisper Trim III cage 1V106038982 Drive Screw, stainless steel (4 req’d) 1A368228982 O-Ring (for valve with Cavitrol III trim only), ethylene-propylene See table 42
*Recommended spare parts
Key 37
38
40
41*
Description Never-Seez Nickel Special Lubricant, 8 pound (3.6 kg) can (not furnished with valve body) Seat Ring Retainer Tool, 416 stainless steel 3-inch valve 4-inch valve 6-inch valve 8-inch valve Bonnet Washer (for 8-inch valve only) (8 req’d) (not shown) Steel 416 stainless steel Piston Ring (for Design EHAT with Level D Whisper Trim III cage only)
Part Number
1M5539X0012
26A5321X012 26A5391X012 26A5392X012 26A5468X012
18A8227X012 18A8227X022 See table 31
C-seal Trim (figure 7) Note Consult your Fisher Controls sales representative or sales office for availability. 2* 3* 4* 6* 8* 64*
Cage Valve Plug/Retainer Valve Plug Stem, Nitronic 50 Seat Ring Piston Ring, graphite (2 req’d) C-seal, Inconel
21