NAP653

View detailed technical data, stock status, and sourcing information for: NAP653
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-244-3592

Item Name Code

05492

Assigment Date

11/11/1986 (39 years ago)

A self-acting valve designed for controlling, by means of a thermostatic element, the flow of liquids or gases therethrough. The thermostatic element is located in liquid or gas whose temperature is controlled by the heat of the liquid or gas flowing through the valve. See also valve, relief, pressure and temperature.

straight thru body style, round w/ bolt holes first end flange shape style, plain face flange first end connection type, 6.250 inches nominal first end flange outside diameter, plain first end style designator

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

First End Flange Outside Diameter: 6.250 inches nominal
Body Style: straight thru
First End Connection Type: plain face flange
First End Style Designator: plain
First End Flange Shape Style: round w/ bolt holes
First End Bolt Hole Quantity: 4
First End Bolt Hole Diameter: 0.938 inches nominal
First End Bolt Circle Diameter: 4.375 inches nominal
Second End Relationship With First End: identical
Face To Face Distance: 9.625 inches nominal
End Connection Quantity: 2
Thermostatic Element: liquid immersion type
Material: steel body
Material: steel corrosion resisting seat
Material: steel corrosion resisting stem
Material Document And Classification: qq-s-763 fed spec single material response seat
Material Document And Classification: qq-s-763 fed spec single material response stem

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
281TYG-NAP653-1	Temperature Regulating Valve
NAP653	Temperature Regulating Valve
NAP653TYPEG1-1/4-100T450RG	Temperature Regulating Valve

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 4820-01-244-3592?

The FSCG of the NSN 4820-01-244-3592 is 4820

Does the NSN 4820-01-244-3592 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809015

Does NSN 4820-01-244-3592 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 4820-01-244-3592 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-244-3592 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 4820-01-244-3592 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Tue, Nov 11, 1986