Valve Seat NSN 4820-01-085-7071

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: 4820-01-085-7071

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Features and Characteristics

Flange Diameter

Between 0.550 inches and 0.580 inches

Body Outside Diameter

Between 0.357 inches and 0.360 inches

Body Inside Diameter

Between 0.111 inches and 0.170 inches

Seat Radius

0.188 inches

Flange Seat To Disk End Height

Between 0.101 inches and 0.108 inches

Under Flange Height

Between 0.418 inches and 0.422 inches

Hardness Rating

82.0 rockwell c

Seating Surface Shape

Radial

Material

Stainless steel

Material Specification

Qq-s-764 federal specification single material response

Surface Treatment

Passivate

Surface Treatment Specification

Mc+5 mfr ref single treatment response

Style Designator

Plain flanged

FSC

4820 Nonpowered Valves

NIIN

010857071

NSN

4820010857071

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

MC12944

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 4820-01-085-7071

What are the manufacturers of nsn 4820010857071?

Eaton Aerospace Llc (76050)

Does this nsn 4820010857071 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820010857071
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 4820010857071 contain any precious metals?
Precious metal content is unknown.

Does nsn 4820010857071 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820010857071?
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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