4820-01-039-5994

Find complete technical information, availability, and procurement data for: 4820-01-039-5994
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for NSN 4820-01-039-5994 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-039-5994

Item Name Code

22113

Assigment Date

04/23/1977 (49 years ago)

A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see insert, engine valve seat.

3.000 inches nominal body outside diameter, 2.438 inches nominal body inside diameter, zzzy criticality code justification, 30.000 nominal seat angle in deg, angular seating surface shape

Product Characteristics

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

Body Outside Diameter: 3.000 inches nominal
Body Inside Diameter: 2.438 inches nominal
Seat Angle In Deg: 30.000 nominal
Seating Surface Shape: angular
Criticality Code Justification: zzzy
Special Features: 4 slots 1/16 in. by 5/16 in. w,90 deg apart
Material: nickel alloy overall
Style Designator: plain
Reference Number Differentiating Characteristics: material will be in accordance with ships parts control center activity hx quality control,manufacturing and testing specifications

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
803-2177917-2-02	Valve Seat
810-2177917-2-02	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-01-039-5994?

The FSCG of the NSN 4820-01-039-5994 is 4820

Does the NSN 4820-01-039-5994 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-039-5994 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 4820-01-039-5994 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-039-5994 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 4820-01-039-5994 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Sat, Apr 23, 1977