Valve Seat NSN 4820-01-431-6675

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: 4820-01-431-6675

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Features and Characteristics

Thread Class

2a single threaded portion

Err Default

0.400 inches single threaded portion

Flange Diameter

1.620 inches

Body Inside Diameter

1.000 inches

End Application

Used on the fire fighting equipment

Flange Seat To Disk End Height

0.250 inches

Under Flange Height

0.530 inches

Thread Size

1.312 inches single threaded portion

Seating Surface Shape

Flat

Material

Nickel alloy

Surface Treatment Specification

Mil-b-24480 military specification single treatment response

Style Designator

Threaded flanged

Thread Series Designator

Unf single threaded portion

FSC

4820 Nonpowered Valves

NIIN

014316675

NSN

4820014316675

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

803-6983468-PC030

Cage Code:

53711

Status:

MSDS:

Part Number:

6983468-PIECE 30

Cage Code:

53711

Status:

MSDS:

Part Number:

6983468

Cage Code:

53711

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 4820-01-431-6675

What are the manufacturers of nsn 4820014316675?

Naval Sea Systems Command (53711)

Does this nsn 4820014316675 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820014316675
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 4820014316675 contain any precious metals?
No precious metal content.

Does nsn 4820014316675 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820014316675?
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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Certificate of Conformance
Quality Inspected Parts
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