LB Series

• round handle manual angle pattern
• pressure rating CGA 165: 500 psig
• pressure rating CGA 170/110: 3000 psig
• pressure rating CGA 180/110: 3000 psig
• flow coefficient: cv =.26
• seat orifice size: .125 diameter
• standard seat material: pctfe
• temperature limits PCTFE seat:-65f to 150f
• temperature limits optional polyimide seat: -65f to 250f
• max allowable seat leakage: 2 x 10-8 atm cc/sec he
• max inboard leakage: 2 x 10-8 atm cc/sec he
• wetted diaphragm: 316l sst

• forged body construction
• spring type design
• metal diaphragm sealed
• positive shut-off
• high cycle life
• cleaned for oxygen service
• 100% helium leak tested

• custom materials and configurations available on request

Seat Material:

• pctfe
• polymide

End Connections:

Inlet Options:

• 3/8” – 18 ngt male
• 5/8” – 18 unf male
• custom connections

Outlet Options:

• CGA 165 male
• CGA 170 male/110 female
• CGA 180 male/110 female
• custom connections

• aluminum
• aluminum silicone bronze
• brass
• nickel plated brass
• stainless steel