Valve Seat NSN 4820-00-840-4664

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: 4820-00-840-4664

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Features and Characteristics

Overall Height

0.250 inches

Body Outside Diameter

Between 0.877 inches and 0.878 inches

Body Inside Diameter

Between 0.607 inches and 0.617 inches

Hardness Rating

15.0 rockwell superficial 15-n face

Seating Surface Shape

Flat

Material

Steel comp 1111 or steel comp 1112 or steel comp 1113 or steel comp 1114 or steel comp 1115 or steel comp 1116 or steel comp 1117

Material Specification

Qq-s-633 federal specification single material response

Style Designator

Plain

FSC

4820 Nonpowered Valves

NIIN

008404664

NSN

4820008404664

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

8356291

Cage Code:

19207

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 4820-00-840-4664

What are the manufacturers of nsn 4820008404664?

U S Army Tank Automotive Command (19207)

Does this nsn 4820008404664 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820008404664
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 4820008404664 contain any precious metals?
No precious metal content.

Does nsn 4820008404664 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820008404664?
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