Valve Seat NSN 4820-01-139-5502

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: 4820-01-139-5502

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Features and Characteristics

Overall Height

0.250 inches

Body Outside Diameter

Between 0.4702 inches and 0.4712 inches

Body Inside Diameter

Between 0.2167 inches and 0.2207 inches

Hardness Rating

50.0 rockwell c and 54.0 rockwell c

Material

Steel comp 4140

Material Specification

Qq-s-624 federal specification single material response

Style Designator

Plain

FSC

4820 Nonpowered Valves

NIIN

011395502

NSN

4820011395502

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

10885754

Cage Code:

19207

Status:

MSDS:

Part Number:

4820011395502

Cage Code:

SCY13

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 4820-01-139-5502

What are the manufacturers of nsn 4820011395502?

U S Army Tank Automotive Command (19207)
E.c.a Etablissement (SCY13)

Does this nsn 4820011395502 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820011395502
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 4820011395502 contain any precious metals?
Precious metal content is unknown.

Does nsn 4820011395502 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820011395502?
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