HP731104

View detailed technical data, stock status, and sourcing information for: HP731104
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Federal Supply Group

Valves

Federal Supply Classification

4810 Powered Valves

National Stock Number

4810-00-903-1590

Item Name Code

22113

Assigment Date

01/01/1960 (66 years ago)

A manually or power operated valve having three or more ports. The direction of the flow through the various ports is controlled by either one or more reciprocating slide(s) or spool(s) with recess areas which mate with ports in an integral or replaceable ported sleeve, or one or more poppet(s). It is designed to change the direction of fluid flow from one valve port to another. An off (no flow) position is not a flow pattern. The valve is designed to actuate various components of a fluid system. A power operated valve may have a manual override. For items which stop, start, or change the flow of fluid, see: valve, solenoid. Excludes:valve, plug. See also servovalve, hydraulic; body section, working, linear directional control valve; and valve assembly.

0.033 inches minimum and 0.037 inches maximum flange seat to disk end height, 0.071 inches minimum and 0.079 inches maximum under flange height, 0.464 inches nominal body outside diameter, 0.173 inches nominal body inside diameter, 0.575 inches nominal flange diameter

Product Characteristics

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

Flange Diameter: 0.575 inches nominal
Body Outside Diameter: 0.464 inches nominal
Body Inside Diameter: 0.173 inches nominal
Flange Seat To Disk End Height: 0.033 inches minimum and 0.037 inches maximum
Under Flange Height: 0.071 inches minimum and 0.079 inches maximum
Hardness Rating: 38.0 rockwell c minimum and 40.0 rockwell c maximum overall
Seating Surface Shape: flat
Material: steel comp 440c overall
Material Document And Classification: qq-s-763 440c fed spec single material response overall
Surface Treatment: passivate overall

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
HP731104	Valve Seat
HP731104-1	Valve Seat

FAQs

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

What is the FSCG of the NSN 4810-00-903-1590?

The FSCG of the NSN 4810-00-903-1590 is 4810

Does the NSN 4810-00-903-1590 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4810-00-903-1590 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 4810-00-903-1590 contain precious materials?

Item does not contain precious metal.

Does NSN 4810-00-903-1590 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 4810-00-903-1590 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960