4820-01-381-6558

Find complete technical information, availability, and procurement data for: 4820-01-381-6558
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-381-6558

Item Name Code

22113

Assigment Date

10/21/1993 (32 years ago)

A rigid item of various shapes and cross-sections, specifically designed to manually actuate and/or regulate a variety of mechanisms. It usually has an integral handgrip, knob, or the like, or provisions for the mounting of the same. It may have accommodations for locking and/or positioning. The point of fulcrum may be an integral shaft perpendicular to the axis or a through hole to provide a definite means of securing, and usually has additional accommodation(s) for attachment of connecting link,rigid; wire rope assembly,single leg; and clevis,rod end; and the like. Excludes:arm (as modified); lever,remote control; and bell crank.

2.3661 inches minimum body outside diameter, exhaust valve diesel engine end item identification, 22.000 nominal seat angle in deg, 50.0 rockwell c minimum and 60.0 rockwell c maximum overall hardness rating, 0.245 inches minimum overall height

Product Characteristics

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

Overall Height: 0.245 inches minimum
Body Outside Diameter: 2.3661 inches minimum
End Item Identification: exhaust valve diesel engine
Seat Angle In Deg: 22.000 nominal
Hardness Rating: 50.0 rockwell c minimum and 60.0 rockwell c maximum overall
Seating Surface Shape: angular
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
Q52849	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-01-381-6558?

The FSCG of the NSN 4820-01-381-6558 is 4820

Does the NSN 4820-01-381-6558 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-381-6558 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 4820-01-381-6558 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-381-6558 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 4820-01-381-6558 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Thu, Oct 21, 1993