Y Valve

Model / MPN: MC7657 | NSN: 4820-00-019-3809

A valve with one inlet and one outlet connection that provides unobstructed fluid flow. The flow is controlled by the action of a stem which lifts disk perpendicularly off center axis of its seat. The stem is at angle of less than 90 degrees (1.5708 radians) to parallel inlet and outlet flow. It may utilize a diaphragm as packing. Excludes valve, stop-check.

Product Details

NATO Stock Number

4820-00-019-3809

Sold in multiples of

1 EA

DEMIL

Thread Class

2a 1st end

Thread Direction

Right-hand 2nd end

Thread Direction

Right-hand 1st end

Flow Control Device

Stem

Bonnet Type

Inside screw

Bonnet Attachment Method

Integral

Connection Style

G42 flared (tube) 1st end

Connection Style

G9 plain, optional en (pipe) 2nd end

Connection Style

Flared (tube) 1st end

Connection Style

Plain, optional en (pipe) 2nd end

Valve Operation Method

Manual

Connection Type

Threaded external tube 1st end

Connection Type

Threaded internal pipe 2nd end

Maximum Operating Pressure

3500.0 pounds per square inch single response

Thread Size

0.250 inches 2nd end

Thread Size

0.500 inches 1st end

Seat Angle

37.0 degrees 1st end

Material

Copper alloy

Style Designator

A8 straight through y-pattern

Style Designator

Straight through y-pattern

Thread Series Designator

Npt 2nd end

Thread Series Designator

Unf 1st end

MC765 Series Parts

Pricing and Availability

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Y Valve

Pricing and Availability

Certified Quality Assurance

MC7657 Cross Reference