Valve Seat NSN 4820-01-137-8227

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: 4820-01-137-8227

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Features and Characteristics

Thread Class

3a single threaded portion

Err Default

0.500 inches single threaded portion

Overall Height

0.625 inches

Body Outside Diameter

6.625 inches

Seat Angle In Deg

45.000

Thready Qty Per Inch (tpi)

12 single threaded portion

Thread Size

6.625 inches single threaded portion

Seating Surface Shape

Angular

Body Stepped Inside Diameter

5.125 inches first step and 6.000 inches first step

Special Features

Two slots for screwing seat into place

Material

Nickel alloy

Material Specification

Qq-n-288 federal specification single material response

Style Designator

Plain

Thread Series Designator

Uns single threaded portion

FSC

4820 Nonpowered Valves

NIIN

011378227

NSN

4820011378227

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

509-4325672 PC

Cage Code:

80064

Status:

MSDS:

Part Number:

2350-823 PC 10

Cage Code:

09032

Status:

MSDS:

Part Number:

509-4325672 PC 10

Cage Code:

43689

Status:

MSDS:

Part Number:

4325672 PC 10

Cage Code:

80064

Status:

MSDS:

Part Number:

2350-823

Cage Code:

43689

Status:

MSDS:

Part Number:

4325672

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 4820-01-137-8227

What are the manufacturers of nsn 4820011378227?

Does this nsn 4820011378227 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820011378227
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 4820011378227 contain any precious metals?
No precious metal content.

Does nsn 4820011378227 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820011378227?
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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