4820-00-774-4609

Find complete technical information, availability, and procurement data for: 4820-00-774-4609
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-774-4609

Item Name Code

22113

Assigment Date

01/01/1962 (64 years ago)

A metal item designed for the purpose of securing an engine or compressor valve and positioning the valve spring or valve spring retainer. Excludes:cotter pins, straight pins, keys and washers.

2.165 inches nominal body outside diameter, 0.310 inches nominal flange seat to disk end height, gun sp; model nos. m42 and m42a1,nsns 2350-00-796-8000 and 2350-00-049-4791 end item identification, 2.684 inches minimum and 2.688 inches maximum flange diameter, 2.057 inches minimum and 2.067 inches maximum body inside diameter

Product Characteristics

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

Flange Diameter: 2.684 inches minimum and 2.688 inches maximum
Body Outside Diameter: 2.165 inches nominal
Body Inside Diameter: 2.057 inches minimum and 2.067 inches maximum
End Item Identification: gun sp; model nos. m42 and m42a1,nsns 2350-00-796-8000 and 2350-00-049-4791
Flange Seat To Disk End Height: 0.310 inches nominal
Under Flange Height: 0.440 inches nominal
Seating Surface Shape: flat
Material: steel overall
Style Designator: plain flanged

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
300036	Valve Seat
7744609	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-00-774-4609?

The FSCG of the NSN 4820-00-774-4609 is 4820

Does the NSN 4820-00-774-4609 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-774-4609 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 4820-00-774-4609 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-774-4609 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 4820-00-774-4609 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962