1/2” GEN2 Check Valve | Technical Marketing Sheet
Dependable check valve performance you can count on to prevent unwanted backflow within your control systems. Gilmore developed the 1/2” GEN2 Check Valve product line to improve field performance in backflow prevention. Customer feedback was essential to the redesign of a more reliable and field serviceable valve.
FUNCTIONAL DESIGN SPECIFICATIONS Maximum Allowable Working Pressure
5000 PSI
Standard Cracking Pressure
60 PSI ±15 PSI
Recommended Maximum Operating Flow
25 GPM
Flow Coefficent (Cv-Calculated)
1.0
Qualified Life Cycle
2500 Cycles
Operating Temperature Range
32˚F to 150˚F
Acceptable Operating Fluid Types
Water or mineral oil-based drilling control fluid
Two separate endurance tests at 2500 cycles each
Mounting Restrictions
None
US Patent
10,385,982
Hyperbaric Chamber test to 100 cycles at 15,000 ft. depth
Maximum Operating Depth
15,000 ft
Figure 1. PN 29001-1: GEN2 Check valve, Pilot Operated
Features and benefits • Qualification exceeds API 16D requirements
• Redesigned legacy ball type check to a more reliable guided poppet check mechanism • Enhanced material selection across entire valve • Shouldered poppet design to prevent reverse flow failure • Field serviceable • Improved valve materials: 316SS body Nitronic 60 Poppet Check Mechanism Delrin 511P seal seat HNBR O-rings w/PEEK double backup rings Nitronic 60 piston plunger Elgiloy Springs
INFO@Gilmore.com www.gilmore.com GEN2 Check Valve and POVC Half Inch 4-15-2026 Rev.
Figure 2: PN 29001-1
Figure 3: PN 29114
Figure 2: PN 29001-1, GEN2 Check Valve, 1/2” Pilot Operated Figure 3: PN 29114, GEN2 Check Valve, 1/2” NPT Throttling Pilot Operated to handle 5000 psi full differential pressure while ensuring valves integrity.