Valve Seat NSN 4820-00-738-1687

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: 4820-00-738-1687

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Features and Characteristics

Thread Class

2a single threaded portion

Thread Length

0.500 inches single threaded portion

Flange Diameter

1.062 inches

Flange Seat To Disk End Height

0.375 inches

Under Flange Height

0.500 inches

Seat Angle In Deg

55.000

Thread Size

0.875 inches single threaded portion

Seating Surface Shape

Angular

Body Stepped Inside Diameter

0.812 inches second step

Material

Stainless steel body

Style Designator

Threaded flanged

Thread Series Designator

Unf single threaded portion

FSC

4820 Nonpowered Valves

NIIN

007381687

NSN

4820007381687

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

P3677A

Cage Code:

70667

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 4820-00-738-1687

What are the manufacturers of nsn 4820007381687?

Atlas Valve Co (70667)

Does this nsn 4820007381687 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820007381687
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 4820007381687 contain any precious metals?
Precious metal content is unknown.

Does nsn 4820007381687 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820007381687?
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
Quality Fast Service