7840-018 ITEM NO 07

View detailed technical data, stock status, and sourcing information for: 7840-018 ITEM NO 07
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-470-9090

Item Name Code

35917

Assigment Date

01/14/2000 (26 years ago)

A rigid or flexible item of various shapes attached to a structure for the purpose of providing access for inspection, service, replacement of components and/or adjustments or mounting operations. It is designed to be attached by means of bolt holes, slots, mounting ears, tabs, and the like. To permit access, the mounted cover requires partial or complete removal. It may include an observation window. For items permanently attached by hinges and the like, see door, access (as modified). Excludes:all covers not specifically designed to provide access for the purposes listed above.

3.000 inches valve size for which designed, 1.605 inches nominal outside diameter, 0.880 inches nominal inside diameter, used on stpo check valve special features, 57574 valve design control activity

Product Characteristics

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

Inside Diameter: 0.880 inches nominal
Outside Diameter: 1.605 inches nominal
Valve Size For Which Designed: 3.000 inches
Valve Design Control Activity: 57574
Special Features: used on stpo check valve
Material: steel
Material Document And Classification: astm a479 assn std single material response

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
7840-018 ITEM NO 07	Valve Disk Retainer
9564-022-063	Valve Disk Retainer

FAQs

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

What is the FSCG of the NSN 4820-01-470-9090?

The FSCG of the NSN 4820-01-470-9090 is 4820

Does the NSN 4820-01-470-9090 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-470-9090 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 4820-01-470-9090 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-470-9090 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 4820-01-470-9090 was assigned to the Federal Catalog?

It was assigned 26 years ago, on Fri, Jan 14, 2000