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Valve Seat NSN 4820-01-449-2743

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 4820-01-449-2743 NSN: 4820-01-449-2743

Features and Characteristics

Overall Height
0.750 inches
Body Outside Diameter
4.895 inches
Body Inside Diameter
4.000 inches
End Application
Arleigh burke class ddg
Seating Surface Shape
Flat
Special Features
COMP-ON-ENT-OFGL
Material
Steel
Material Specification
Astm a105 assn standard single material response
Style Designator
Plain
FSC
4820 Nonpowered Valves
NIIN
014492743
NSN
4820014492743

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
7543-700-002S
Cage Code:
57574
Status:
A
MSDS:
Part Number:
9999-001 4 INCH ITEM 4
Cage Code:
57574
Status:
A
MSDS:
Part Number:
9999-001
Cage Code:
57574
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 4820-01-449-2743
What are the manufacturers of nsn 4820014492743?
Does this nsn 4820014492743 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820014492743
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 4820014492743 contain any precious metals?
No precious metal content.
Does nsn 4820014492743 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820014492743?
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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