Valve Seat NSN 4820-01-049-3383

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: 4820-01-049-3383

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Features and Characteristics

Flange Diameter

0.500 inches

Body Outside Diameter

Between 0.351 inches and 0.354 inches

Body Inside Diameter

Between 0.250 inches and 0.257 inches

Flange Seat To Disk End Height

Between 0.328 inches and 0.329 inches

Under Flange Height

Between 0.218 inches and 0.229 inches

Seating Surface Shape

Flat

Material

Steel comp stellite no. 5 face

Material Specification

Astm-a276 assn standard 1st material response body or astm-a479 assn standard 1st material response body

Style Designator

Plain flanged

FSC

4820 Nonpowered Valves

NIIN

010493383

NSN

4820010493383

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

2551-8-69

Cage Code:

57574

Status:

MSDS:

Part Number:

23399PIECE5 3/8

Cage Code:

57574

Status:

MSDS:

Part Number:

23399

Cage Code:

57574

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 4820-01-049-3383

What are the manufacturers of nsn 4820010493383?

Velan Valve Corporation (57574)

Does this nsn 4820010493383 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820010493383
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 4820010493383 contain any precious metals?
Precious metal content is unknown.

Does nsn 4820010493383 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820010493383?
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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