Mini Check Valve (Molded)Media Actuated (1/4”, 3/8” Orifice)

ApplicationsOperation• Uni-directional valve is engineered

for applications which requiremedia flow in one direction only

• Up to 125 PSIG operating pressureat 22º C

• Fluid temperature range from 5º Cto 100º C

Features/Benefits

• 1.11 Cv flow factor capability for 3/8”flare end connections

• Cv flow capability is 32% greater thanother PFA molded check valves

• Injection molded, high purityPFA-wetted flow path

• 100% Non-metallic construction

• Metallic free, O-Ring free design

• Assembled and double-bagged in aclass 100 cleanroom

• 100% Tested for operation

• <1 PSIG (6.89 kPA) cracking pressure

• High flow capability increasesprocessing speed and throughput

• High purity design andconstruction reduces possibility ofprocess contamination

• Stringent testing assures highperformance, reliability and safeoperation

• Compatible with a wide variety ofsystems

• Easy in-line installation

• Low cracking pressure minimizessystem pressure drop

• Protects against possibility of backflow with minimal impact tosystem

• Designed for use in semiconductorprocess, high purity, and corrosivechemical applications

• Prevents backflow in processdelivery manifolds

• Prevents drain down in chemicaldelivery lines

12-month Limited Warranty: For a period of 12 months from the date of first sale, Saint-Gobain Performance Plastics Corporation warrants this product to be free from defects in manufacturing. This company’sonly obligation will be to provide replacement product for any material proven to have such a defect, or at SGPPL’s option, to refund the purchase price thereof. User assumes all other risks, if any, including the risk ofinjury, loss or damage, whether direct, consequential or incidental, arising out of the use, misuse, or inability to use this product. SAINT-GOBAIN PERFORMANCE PLASTICS DISCLAIMS ALL IMPLIED WARRANTIESOF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.

NOTE: Saint-Gobain Performance Plastics Corporation does not assume any responsibility or liability for any advice furnished by it,or for the performance or results of any installation or use of the product or of any final product into which the product may be incorporated by the purchaser and/or user.

Saint-Gobain Performance Plastics-USA7301 Orangewood AvenueGarden Grove, CA 92841-1411Tel: (714) 630-5818Fax: (714) 688-2614USA Toll Free: (800) 833-5661

FranceTel: 33/(0) 1 55 68 59 59Fax: 33/(0) 1 55 68 59 68

Furon® is a registered trademark.Flare Grip® is a registered trademark.PillarFitting® is a registered trademark of

Nippon Pillar Packaging Co., LTD.Saint-Gobain is an authorized distributor

and licensee of the Nippon/Pillar Super Fitting

MCE 007 2M 1003 STAS www.furon-asti.com ©2003 Saint-Gobain Performance Plastics Corporationwww.plastics.saint-gobain.com

Ordering Information

Standard Options• Y type PFA pillar sleeve available

for thin wall tubing

• Consult factory for other endconnection configurations

Specifications And Performance• Cracking (opening) pressure:

<1 PSIG (6.89 kPA)

• Seals (closes) with <5 PSIG backpressure

Mini Check Valve (Molded)Media Actuated (1/4”, 3/8” Orifice)

Part Description Inlet End Outlet End Cv Inlet Outlet A Dimension B Dimension C DimensionConnection Connection Flow Port Port

Factor Size Size

MCVM-P44 Pillar Super Fitting® Pillar Super Fitting .55 1/4" 1/4" 1.0 (25.4 mm) 1.12 (28.5 mm) 1.95 (49.6 mm)

MCVM-P66 Pillar Super Fitting Pillar Super Fitting .92 3/8" 3/8" 1.0 (25.4 mm) 1.12 (28.5 mm) 2.35 (59.7 mm)

MCVM-F44 Flare Grip II® Flare Grip II .44 1/4" 1/4" 1.0 (25.4 mm) 1.12 (28.5 mm) 3.03 (77.0 mm)

MCVM-F66 Flare Grip II Flare Grip II 1.11 3/8" 3/8" 1.0 (25.4 mm) 1.12 (28.5 mm) 3.19 (81.0 mm)

1 5 10 15 20

Flo

w(G

PM

)

6

5

4

3

2

1

0

Differential Pressure (PSID)

35 69 104 138

19

22.8

15.2

11.4

7.6

3.8

kPa

MCVM-F66 (Cv 1.11)

Pressure Drop Vs. Flow

(Flo

w(l

iter

s/m

in.)

(DI Water @ 70˚F 21˚C)

MCVM-P66 (Cv .92)

MCVM-P44 (Cv .55)

MCVM-F44 (Cv .44)