Fluid Pressure Regulating Valve

Model / MPN: 13687-C | NSN: 4820-01-421-6828

A valve designed to automatically maintain within close limits a predetermined outlet pressure which may be adjustable within a specified range regardless of the higher fluctuating or constant inlet pressure. It is designed for use with compressed ga (es) and various liquids and may include gauges. It may be inline or cartridge (manifold) design. Excludes regulator, pressure, medical gas administration apparatus; regulator, oxygen, barometric continuous flow; regulator, oxygen demand; regulator, oxygen diluter demand; and valve(1) , fluid pressure regulating, aircraft.

Product Details

NATO Stock Number

4820-01-421-6828

Sold in multiples of

1 EA

DEMIL

Body Material

Copper alloy

First End Flange Outside Diameter

4.625 inches

Body Style

Straight thru

Media For Which Designed

Air

First End Connection Type

Plain face flange

First End Style Designator

Plain

First End Flange Shape Style

Round w/ bolt holes

First End Flange Thickness

0.406 inches

First End Bolt Hole Quantity

First End Bolt Hole Diameter

0.625 inches

First End Bolt Circle Diameter

3.500 inches

Second End Relationship With First End

Identical

Seat Material

Steel, corrosion resisting

Face To Face Distance

6.688 inches

Flow Control Device

Disk

Flow Control Device Material

Steel, corrosion resisting

End Connection Quantity

Regulation Type

Manual single stage

Manual Control Method

Wheel

Valve Loading Method

Spring

Filter

Not included

End Application

Strategic sealift conversion ships class

13687 Series Parts

Pricing and Availability

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13687-C Cross Reference

11/4AAF-AIR
11/4AAF-150-AIR
25366A