Page 13 - Parker - Process control product selection guide

Metering Valves

N Series (Catalog 4170-MV)
• Panel or in-line mounting • Valve stem threads not in contact
with process fluid
• Angle or in-line patterns

HR Series (Catalog 4170-MV)
• Bubble tight shut-off capability • Seven optional valve stem tapers
• High resolution metering valve with
limited hysteresis

Cartridge Valve (Catalog FM-1058)
• Valve pin o-ring guarantees positive • Seven available needle tapers
shut off without stem damage
• Self-lubricating orifice liner

Temperature Cv Body Material Seat Material End Connections

Maximum Stainless Steel Buna-N Rubber Ethylene Propylene Highly Fluorinated Fluorocarbon Fluorocarbon Rubber Neoprene Rubber
Valve Model Operating Rubber
Groups Series Pressure Min Max Max Brass Min Max Catalog
2,000 psi -50 F 400 F 1/16 in 1/4 in
NS 0.040 x x x x x x x 4170-MV
138 bar -46 C 204 C 3mm 6mm
1,000 psi -50 F 400 F 1/8 in 1/4 in
NM 0.100 x x x x x x x 4170-MV
69 bar -46 C 204 C 3mm 6mm
1,000 psi -50 F 400 F 1/8 in
Metering Valves NL 0.200 x x x x x x x 3/8 in 4170-MV
69 bar -46 C 204 C 6mm
250 psi -50 F 400 F 1/16 in 1/4 in
HR 0.100 x x x x x x x 4170-MV
17 bar -46 C 204 C 3mm 6mm
Cartridge 250 psi
Valve 17.2 bar

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