Valve Seat NSN 4820-01-081-7872

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: 4820-01-081-7872

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Features and Characteristics

Flange Diameter

Between 0.630 inches and 0.632 inches

Body Outside Diameter

0.530 inches

Flange Seat To Disk End Height

0.690 inches

Under Flange Height

0.255 inches

Seat Angle In Deg

90.000

Seating Surface Shape

Angular

Body Stepped Inside Diameter

0.313 inches first step

Special Features

Two holes 0.100 in. Diameter thru

Material

Aluminum alloy 2024

Material Specification

Qq-a-225, type2024-t351 federal specification single material response

Surface Treatment

Anodize

Surface Treatment Specification

Mil-a-8625, type 2 military specification single treatment response

Style Designator

Plain flanged

FSC

4820 Nonpowered Valves

NIIN

010817872

NSN

4820010817872

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

MC12548

Cage Code:

76050

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 4820-01-081-7872

What are the manufacturers of nsn 4820010817872?

Eaton Aerospace Llc (76050)

Does this nsn 4820010817872 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820010817872
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 4820010817872 contain any precious metals?
Precious metal content is unknown.

Does nsn 4820010817872 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820010817872?
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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