718NAW-1-1-4

View detailed technical data, stock status, and sourcing information for: 718NAW-1-1-4
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-813-8518

Item Name Code

05482

Assigment Date

01/01/1963 (63 years ago)

threaded internal pipe connection type, manual valve operation method, inside screw bonnet type, union bonnet attachment method, logistics support vessel 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.

Bonnet Type: inside screw
Bonnet Attachment Method: union
End Item Identification: logistics support vessel
Valve Operation Method: manual
Connection Type: threaded internal pipe
Features Provided: bonnet packing
Valve Size: 1.250 inches
Maximum Operating Pressure And Media For Which Designed: 300.0 pounds per square inch steam and 1000.0 pounds per square inch water-oil-gas
Nominal Thread Size: 1.250 inches
Stem Type: rising
Maximum Operating Temp And Media For Which Designed: 550.0 fahrenheit steam and 150.0 fahrenheit water-oil-gas
Inlet Relationship With Outlet: identical
Pressure Class: 300.0 pounds
Material: copper alloy 694 stem
Material: copper alloy 922 body
Material: copper alloy disk
Material: steel comp 410 seat
Material Document And Classification: astm a-276 type 410 assn std single material response seat
Material Document And Classification: astm b-149 class 11-a assn std single material response disk
Material Document And Classification: astm b-371 alloy 694 assn std single material response stem
Material Document And Classification: astm b-61 assn std single material response body
Thread Series Designator: npt

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-554-8716	No Name Available	03/01/1995
4820-00-959-2564	No Name Available	03/01/1991
4820-00-963-5162	No Name Available	09/01/2023
4820-01-384-9006	No Name Available	04/01/2000

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
1184 1-1/4IN	Gate Valve
1184-700-114	Gate Valve
718NAW-1-1-4	Gate Valve
771 1-1/4IN	Gate Valve
B145	Gate Valve
B145-1-1-4	Gate Valve

FAQs

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

What is the FSCG of the NSN 4820-00-813-8518?

The FSCG of the NSN 4820-00-813-8518 is 4820

Does NSN 4820-00-813-8518 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 4820-00-813-8518 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-813-8518 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 4820-00-813-8518 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963