Valve Seat NSN 4820-01-420-2522

Item Description

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.

NSN: 4820-01-420-2522

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Features and Characteristics

End Application

Seawolf class ssn

Seat Angle In Deg

45.000

Seating Surface Shape

Angular

Special Features

Upper seat

Material

Nickel alloy seat

Material Specification

Qq-n-281, cla federal specification single material response seat

FSC

4820 Nonpowered Valves

NIIN

014202522

NSN

4820014202522

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

211027771

Cage Code:

53711

Status:

MSDS:

Part Number:

593-6405215 FIND 13

Cage Code:

53711

Status:

MSDS:

Part Number:

6405215

Cage Code:

53711

Status:

MSDS:

Part Number:

DF6002-400 FN-13

Cage Code:

43689

Status:

MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov

Schedule B Number: 8481909090
NAICS: 332911
SITC: 74790
Description: Parts of taps, cocks, valves and similar appliances, nesoi
End Use (Code 21180):
Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-01-420-2522

What are the manufacturers of nsn 4820014202522?

Naval Sea Systems Command (53711)
Huntington Ingalls Incorporated (43689)

Does this nsn 4820014202522 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820014202522
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.

Does nsn 4820014202522 contain any precious metals?
No precious metal content.

Does nsn 4820014202522 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820014202522?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

22113

FIIG:

A15500

App. Key:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
Quality Fast Service