4820-01-274-0552

Find complete technical information, availability, and procurement data for: 4820-01-274-0552
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-274-0552

Item Name Code

32528

Assigment Date

03/04/1988 (38 years ago)

A flat or preformed item of metallic or nonmetallic material. It may vary in shape and its surface may be smooth and/or serrated. Its thickness is small in comparison to both its length and width. It is designed to be mounted upon a surface or between two surfaces. Its primary function is to strengthen, join, or separate aircraft structural parts. Excludes:plate, mending; shim; and spacer, plate.

1.250 inches nominal largest outside diameter, 21w-cb-3 valve model number for which designed, globe valve type for which designed, threaded externally stem actuating end type, 5.000 inches valve size for which designed

Product Characteristics

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

Largest Outside Diameter: 1.250 inches nominal
Valve Type For Which Designed: globe
Valve Size For Which Designed: 5.000 inches
Stem Actuating End Type: threaded externally
Valve Model Number For Which Designed: 21w-cb-3
Special Features: acme threads 4/1 left,clockwise to close,9 1/2 turns
Material: steel comp 410
Material Document And Classification: astm a276 grade 410 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
MV-21W5 ITEM 4	Fluid Valve Stem

FAQs

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

What is the FSCG of the NSN 4820-01-274-0552?

The FSCG of the NSN 4820-01-274-0552 is 4820

Does the NSN 4820-01-274-0552 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-274-0552 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 4820-01-274-0552 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-274-0552 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 4820-01-274-0552 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Fri, Mar 4, 1988