4820-01-538-2868

Find complete technical information, availability, and procurement data for: 4820-01-538-2868
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-538-2868

Item Name Code

22113

Assigment Date

03/16/2006 (20 years ago)

A device of various shapes to be permanently attached to the structure of an aircraft. It is designed to permanently mount and/or support an integral member, or group of members of the airframe in a proper position and bear the stress imposed by the components being supported. It may have mounting provisions, such as slots, holes, and/or attachments to facilitate installation. Excludes:items which are primarily designed for dampening shock and/or vibration. Excludes:bracket, angle; bracket, double angle; bracket, shelf; bracket, mounting; bracket (1), structural component, aircraft; and radius block.

flat seating surface shape, 4820-01-538-2850, relief valve; w/s cvn nr boundary area end item identification, 4.000 inches nominal body inside diameter, 0.625 inches nominal overall height, 4.938 inches nominal body outside diameter

Product Characteristics

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

Overall Height: 0.625 inches nominal
Body Outside Diameter: 4.938 inches nominal
Body Inside Diameter: 4.000 inches nominal
End Item Identification: 4820-01-538-2850, relief valve; w/s cvn nr boundary area
Seating Surface Shape: flat
Part Name Assigned By Controlling Agency: seat ring
Special Features: threaded portion height is .500-14; lugs to be machined out after assembly
Material: nickel alloy overall
Material Document And Classification: qq-n-286 fed spec single material response overall
Style Designator: plain

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
NMP-611	Valve Seat
NMP-611 PC19	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-01-538-2868?

The FSCG of the NSN 4820-01-538-2868 is 4820

Does the NSN 4820-01-538-2868 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-538-2868 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 4820-01-538-2868 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-538-2868 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 4820-01-538-2868 was assigned to the Federal Catalog?

It was assigned 20 years ago, on Thu, Mar 16, 2006