Valve Seat NSN 4820-01-264-7475

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: 4820-01-264-7475

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Features and Characteristics

Thread Class

3a single threaded portion

Thread Length

0.250 inches single threaded portion

Overall Height

Between 0.495 inches and 0.505 inches

Body Inside Diameter

2.062 inches

Thready Qty Per Inch (tpi)

18 single threaded portion

Thread Size

2.625 inches single threaded portion

Seating Surface Shape

O-ring

Material

Nickel alloy

Material Specification

Astm b164 assn standard 1st material response or qq-n-286 federal specification 2nd material response or qq-n-288 federal specification 3rd material response

Style Designator

Plain threaded

Thread Series Designator

Uns single threaded portion

FSC

4820 Nonpowered Valves

NIIN

012647475

NSN

4820012647475

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

803-1385714-8-6

Cage Code:

80064

Status:

MSDS:

Part Number:

70069

Cage Code:

63686

Status:

MSDS:

Part Number:

803-1385714-8-0

Cage Code:

80064

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 4820-01-264-7475

What are the manufacturers of nsn 4820012647475?

Naval Ship Systems Command (80064)
The Walworth Company (63686)

Does this nsn 4820012647475 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820012647475
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 4820012647475 contain any precious metals?
No precious metal content.

Does nsn 4820012647475 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820012647475?
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:

What do you get when you order from nationalstocknumber.org?

On Time Delivery
Certificate of Conformance
Quality Inspected Parts
Quality Fast Service