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Valve Seat NSN 4820-00-074-7198

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 4820-00-074-7198 NSN: 4820-00-074-7198

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Features and Characteristics

Thread Class
2a single threaded portion
Thread Length
0.375 inches single threaded portion
Flange Diameter
2.750 inches
Body Inside Diameter
Between 2.005 inches and 2.007 inches
Flange Seat To Disk End Height
0.438 inches
Under Flange Height
3.375 inches
Seat Angle In Deg
58.000
Thready Qty Per Inch (tpi)
14 single threaded portion
Thread Size
2.500 inches single threaded portion
Seating Surface Shape
Angular
Material
Steel
Style Designator
Threaded flanged
Thread Series Designator
Uns single threaded portion
FSC
4820 Nonpowered Valves
NIIN
000747198
NSN
4820000747198

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
1865
Cage Code:
55378
Status:
A
MSDS:
Part Number:
1360DPC21
Cage Code:
75545
Status:
A
MSDS:
Part Number:
369
Cage Code:
55378
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 4820-00-074-7198
What are the manufacturers of nsn 4820000747198?
Does this nsn 4820000747198 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820000747198
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 4820000747198 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820000747198 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820000747198?
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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