Valve Seat NSN 4820-01-039-5993

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: 4820-01-039-5993

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Features and Characteristics

Hardness Rating

45.0 rockwell c and 50.0 rockwell c

Material

Steel comp 420

Material Specification

Qq-s-763 federal specification single material response

Surface Treatment

Passivate

Surface Treatment Specification

Hs-138 type 11 mfr ref single treatment response

FSC

4820 Nonpowered Valves

NIIN

010395993

NSN

4820010395993

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

39-04518

Cage Code:

81982

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 4820-01-039-5993

What are the manufacturers of nsn 4820010395993?

Hydro-aire, Inc. (81982)

Does this nsn 4820010395993 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820010395993
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 4820010395993 contain any precious metals?
No precious metal content.

Does nsn 4820010395993 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820010395993?
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
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