Page 9 - Parker - Process control product selection guide

MPCB Series (Catalogs 4234 and 4135-CV)
• Metal to metal seat for use in • MPI , cone & thread and female
™
applications that cannot accept NPT connections available
fluorocarbon rubber • For pressures up to 20,000 psi
• 5 psi (.345 bar) cracking pressure (1379 bar)

LC Series (Catalog 4135-CV)
• For extreme temperature • The gravity assisted poppet uses
applications reverse flow to achieve a seal to
within 99.9% of forward flow

Cracking Body
Temperature Cv Pressure Material Seal Material End Connections

Maximum Stainless Steel Parkercarbon Buna-N Rubber Ethylene Propylene Highly Fluorinated Fluorocarbon Fluorocarbon Rubber Neoprene Rubber
Valve Model Operating Parkerfill/ Rubber
Groups Series Pressure Min Max Max Max Brass Metal PTFE Min Max Catalog
6,000 psi -65 F 400 F 100 psi 1/8 in 1 in
C 6.70 x x x x x x x x 4135-CV
414 bar -54 C 204 C 6.9 bar 3 mm 25 mm
6,000 psi -15 F 400 F 100 psi 1/4 in 1/2 in
CO 2.70 x x x x x 4135-CV
414 bar -26 C 204 C 6.9 bar 6mm 12mm
3,000 psi -65 F 450 F 120 psi 3/8 in 3/4 in
CB 6.00 x x 4135-CV
Check 207 bar -54 C 232 C 8.27 bar
Valves 20,000 psi -10 F 400 F 5 psi 1/4 in 1 in 4234 and
MPC x x x x x
1379 bar -23C 204 C .345 bar 4135-CV
20,000 psi -100 F 600 F 5 psi 1/4 in 1 in 4234 and
MPCB x x
1379 bar -73 C 316 C .345 bar 4135-CV
6,000 psi -100 F 900 F 1/8 in 1/2 in
LC 2.30 x x 4135-CV
414 bar -73 C 482 C

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