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Valve Seat NSN 4820-00-738-4446

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 4820-00-738-4446 NSN: 4820-00-738-4446

Features and Characteristics

Flange Diameter
Between 2.588 inches and 2.598 inches
Body Outside Diameter
Between 2.046 inches and 2.078 inches
Body Inside Diameter
Between 1.448 inches and 1.454 inches
Seat Radius
Between 0.334 inches and 0.340 inches
Flange Seat To Disk End Height
Between 0.685 inches and 0.691 inches
Under Flange Height
1.231 inches
Seating Surface Shape
Radial
Style Designator
Plain flanged
FSC
4820 Nonpowered Valves
NIIN
007384446
NSN
4820007384446

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
101B209RB-1
Cage Code:
03502
Status:
A
MSDS:
Part Number:
101B209RBPC1
Cage Code:
24446
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 4820-00-738-4446
What are the manufacturers of nsn 4820007384446?
Does this nsn 4820007384446 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820007384446
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 4820007384446 contain any precious metals?
No precious metal content.
Does nsn 4820007384446 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820007384446?
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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