18S-FS3 1.50IN

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Federal Supply Group

Valves

Federal Supply Classification

4810 Powered Valves

National Stock Number

4810-01-440-7121

Item Name Code

05482

Assigment Date

01/22/1997 (29 years ago)

A valve having a flat or tapered disk (gate) which moves transversely to the axis of flow by rotating or sliding movements of the stem to open or close the orifice. It may also contain an oval or rectangular shaped slide which may be manually, motor, or pressure operated through the means of an arm or arm assembly. The body flange may be designed to accommodate tube type connectors. It may or may not contain thermal relief features. Includes valve (gate) specifically designed for the control of fluid systems in aircraft or missiles.

packing retaining bonnet type, manual valve operation method, socket, weld, pipe connection type, 1.500 inches nominal pipe size accommodated, 4930-01-230-0781; strategic sealift conversion ships class end item identification

Product Characteristics

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

Nominal Pipe Size Accommodated: 1.500 inches
Bonnet Type: packing retaining
End Item Identification: 4930-01-230-0781; strategic sealift conversion ships class
Valve Operation Method: manual
Connection Type: socket, weld, pipe
Valve Size: 1.500 inches
Stem Type: rising
Inlet Relationship With Outlet: identical
Pressure Class: 800.0 pounds per square inch
Material: steel body
Material: steel comp 410 stem
Material: steel corrosion resisting disk
Material: steel corrosion resisting seat
Material Document And Classification: astm a105 assn std single material response body
Material Document And Classification: astm a276 assn std single material response seat
Material Document And Classification: astm a276 assn std single material response stem
Material Document And Classification: astm a743 ca40 assn std single material response disk
Furnished Items And Quantity: 1 handwheel

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
18S-FS3 1.50IN	Gate Valve
18X-F53-WB-RP 1.5	Gate Valve
A0681-00	Gate Valve
A0681-00-1.50IN	Gate Valve

FAQs

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

What is the FSCG of the NSN 4810-01-440-7121?

The FSCG of the NSN 4810-01-440-7121 is 4810

Does the NSN 4810-01-440-7121 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4810-01-440-7121 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 4810-01-440-7121 contain precious materials?

Item does not contain precious metal.

Does NSN 4810-01-440-7121 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 4810-01-440-7121 was assigned to the Federal Catalog?

It was assigned 29 years ago, on Wed, Jan 22, 1997