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Valve Seat NSN 4820-00-714-4839

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 4820-00-714-4839 NSN: 4820-00-714-4839

Features and Characteristics

Flange Diameter
Between 0.860 inches and 0.861 inches
Body Outside Diameter
Between 0.749 inches and 0.751 inches
Body Inside Diameter
Between 0.498 inches and 0.502 inches
Flange Seat To Disk End Height
0.093 inches
Under Flange Height
0.297 inches
Seal Accommodation Type
Grooved
Hardness Rating
58.0 rockwell c body and 61.0 rockwell c body
Seating Surface Shape
Flat
Material
Steel comp 440c
Surface Treatment
Passivate
Style Designator
Plain flanged
FSC
4820 Nonpowered Valves
NIIN
007144839
NSN
4820007144839

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
83933
Cage Code:
81982
Status:
A
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 4820-00-714-4839
What are the manufacturers of nsn 4820007144839?
Does this nsn 4820007144839 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820007144839
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 4820007144839 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820007144839 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820007144839?
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:
A
Cond. Code:
2
Status:
A

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