552-10020-621

View detailed technical data, stock status, and sourcing information for: 552-10020-621
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-631-8605

Item Name Code

35917

Assigment Date

09/29/2014 (11 years ago)

An insert which must have a hole that may be internally threaded with a flange on one end. It may have an undercut on the end opposite the flange to provide a shoulder to allow for mating with another insert. Pre-assembled items will consist of an expansion sleeve and a body which may be flared. Internally threaded items may have a self-locking feature. Excludes:insert, screw thread.

nickel alloy material, "10" valve duel plate water check valve" end item identification, ast-494 assn std single material response material document and classification, holder part name assigned by controlling agency

Product Characteristics

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

End Item Identification: "10" valve duel plate water check valve"
Part Name Assigned By Controlling Agency: holder
Material: nickel alloy
Material Document And Classification: ast-494 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
552-10020-621	Valve Disk Retainer
HMM11-2A-001-7XXX-05	Valve Disk Retainer

FAQs

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

What is the FSCG of the NSN 4820-01-631-8605?

The FSCG of the NSN 4820-01-631-8605 is 4820

Does the NSN 4820-01-631-8605 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-631-8605 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 4820-01-631-8605 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-631-8605 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 4820-01-631-8605 was assigned to the Federal Catalog?

It was assigned 11 years ago, on Mon, Sep 29, 2014