00218400001-0001

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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-467-2576

Item Name Code

22113

Assigment Date

06/03/1974 (52 years ago)

A circular, single or multipiece, rigid, metallic or nonmetallic item having a centrally located hole with a sharp edge on the inside periphery. It is supplied in various cross-sectional shapes and is designed to be installed in a cylinder, shock strut, or similar device to remove excess oil, dirt, ice, and/or foreign material from a piston, ram, or sliding rod. Excludes:packing, preformed; ring, piston; and seal ring, metal.

5.000 inches nominal body outside diameter, 0.687 inches nominal taper length, 5.312 inches nominal flange diameter, 4.375 inches nominal taper major diameter, 3.000 inches nominal taper minor 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: 5.312 inches nominal
Taper Length: 0.687 inches nominal
Taper Minor Diameter: 3.000 inches nominal
Taper Major Diameter: 4.375 inches nominal
Body Outside Diameter: 5.000 inches nominal
Body Inside Diameter: 3.000 inches nominal
Flange Seat To Disk End Height: 0.188 inches nominal
Under Flange Height: 0.438 inches nominal
Seat Angle In Deg: 37.000 nominal
Seal Accommodation Type: recessed
Seating Surface Shape: angular
Material: plastic polytetrafluoroethylene seat
Style Designator: plain flanged

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-348-5578	No Name Available	11/01/1983

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
002-18-40-0001-0001	Valve Seat
002-18-400001-0	Valve Seat
00218400001-0001	Valve Seat
008961	Valve Seat
218400001001	Valve Seat
298-30-67PC9	Valve Seat
NC008961	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-00-467-2576?

The FSCG of the NSN 4820-00-467-2576 is 4820

Does the NSN 4820-00-467-2576 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-467-2576 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 4820-00-467-2576 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-467-2576 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 4820-00-467-2576 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Mon, Jun 3, 1974