4820-00-057-2107

Find complete technical information, availability, and procurement data for: 4820-00-057-2107
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-057-2107

Item Name Code

22113

Assigment Date

06/01/1967 (59 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.

0.500 inches nominal under flange height, 2.510 inches minimum and 2.515 inches maximum flange diameter, 1.500 inches minimum and 1.501 inches maximum body inside diameter, flat seating surface shape, 0.125 inches nominal flange seat to disk end height

Product Characteristics

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

Flange Diameter: 2.510 inches minimum and 2.515 inches maximum
Body Inside Diameter: 1.500 inches minimum and 1.501 inches maximum
Flange Seat To Disk End Height: 0.125 inches nominal
Under Flange Height: 0.500 inches nominal
Seating Surface Shape: flat
Material: steel overall
Material Document And Classification: fed std 66,aisi 304/sae 30304 fed std single material response overall
Style Designator: threaded 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
717011	Valve Seat
BT52TA470	Valve Seat
D192PC52T	Valve Seat
NA6818PC52T	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-00-057-2107?

The FSCG of the NSN 4820-00-057-2107 is 4820

Does the NSN 4820-00-057-2107 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-057-2107 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 4820-00-057-2107 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-057-2107 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 4820-00-057-2107 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Thu, Jun 1, 1967