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Valve Seat NSN 4820-00-344-0354

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 4820-00-344-0354 NSN: 4820-00-344-0354

Features and Characteristics

Thread Class
2a second threaded portion
Err Default
0.875 inches second threaded portion
Flange Diameter
5.000 inches
Body Outside Diameter
3.062 inches
Body Inside Diameter
2.500 inches
Flange Seat To Disk End Height
0.500 inches
Under Flange Height
3.562 inches
Seat Angle In Deg
80.000
Thready Qty Per Inch (tpi)
8 second threaded portion
Thread Size
3.250 inches second threaded portion
Seating Surface Shape
Angular
Material
Steel
Style Designator
Plain flanged
Thread Series Designator
Un second threaded portion
FSC
4820 Nonpowered Valves
NIIN
003440354
NSN
4820003440354

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
VX866
Cage Code:
16497
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 4820-00-344-0354
What are the manufacturers of nsn 4820003440354?
Does this nsn 4820003440354 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820003440354
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 4820003440354 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820003440354 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820003440354?
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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