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Valve Seat NSN 4820-00-420-5642

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 4820-00-420-5642 NSN: 4820-00-420-5642

Features and Characteristics

Flange Diameter
0.982 inches
Body Outside Diameter
0.475 inches
Body Inside Diameter
0.314 inches
Flange Seat To Disk End Height
0.071 inches
Under Flange Height
0.097 inches
Seating Surface Shape
Flat
Material
Steel
Style Designator
Plain flanged
FSC
4820 Nonpowered Valves
NIIN
004205642
NSN
4820004205642

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
012835
Cage Code:
57328
Status:
A
MSDS:
Part Number:
7155-1100
Cage Code:
01496
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 4820-00-420-5642
What are the manufacturers of nsn 4820004205642?
Does this nsn 4820004205642 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820004205642
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 4820004205642 contain any precious metals?
No precious metal content.
Does nsn 4820004205642 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820004205642?
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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