7
Flow Control Division
Edward Valves
Description of Pressure-Seal Bonnet Types – Type III and Type IV
Fig. No. Pressure Rating Type of Valve Size
4017 and 4017Y 900 Angle Stop 5-24
4092Y 900 Flite-Flow Check (Y-Type) 3-16
4094 and 4094Y 900 Horizontal Check 2-1/2 – 14
4095 and 4095Y 900 Angle Check 2-1/2 – 24
4302Y 900-SPL Flite-Flow Globe Stop-Check (Y-Type) 5-16
4306Y 900-SPL Globe Stop-Check 5-14
4307Y 900-SPL Angle Stop-Check 5-24
4316Y 900-SPL Globe Stop 5-14
4317Y 900-SPL Angle Stop 5-24
4392Y 900-SPL Flite-Flow Check (Y-Type) 3-16
4370Y 900-SPL Tilting Disk Check 2-1/2 – 20
4394Y 900-SPL Horizontal Check 2-1/2 – 14
4395Y 900-SPL Angle Check 2-1/2 – 24
4470Y 2500-SPL Tilting Disk Check 3-24
4492Y 2500-SPL Flite-Flow Check (Y-Type) 3-24
4494Y 2500-SPL Horizontal Check 2-1/2 – 12
4495Y 2500-SPL Angle Check 2-1/2 – 24
4570Y 4500 Tilting Disk Check 6-10
7502Y 1500 Flite-Flow Globe Stop-Check (Y-Type) 6-18
7506 and 7506Y 1500 Globe Stop-Check 5-14
7507 and 7507Y 1500 Angle Stop-Check 5-24
7514Y 1500 Flite-Flow Globe Stop (Y-Type) 6-18
7516 and 7516Y 1500 Globe Stop 5-14
7517 and 7517Y 1500 Angle Stop 5-24
7548Y Special Elbow Down Stop-Check 10-18
7592Y 1500 Flite-Flow Check (Y-Type) 3-18
7594 and 7594Y 1500 Horizontal Check 2-1/2 – 14
7595 and 7595Y 1500 Angle Check 2-1/2 – 24
7598Y Special Elbow Down Check 10-18
Fig. No. Pressure Rating Type of Valve Size
4502Y 4500 Flite-Flow Globe Stop-Check (Y-Type) 4-6
4514Y 4500 Flite-Flow Globe Stop (Y-Type) 4-6
4592Y 4500 Flite-Flow Check (Y-Type) 4-6
Type IV design used in the 4500 lb. valve
is unique in that the gasket retainer seg-
ments are located below the bonnet. The
pressure-seal force is derived by pulling the
bonnet retainer down.
Type IV
Illustration No. 4
Pressure-Seal Bonnet
Type III (continued)
Type IV