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Valve Seat NSN 4820-00-731-1637

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 4820-00-731-1637 NSN: 4820-00-731-1637

Features and Characteristics

Overall Height
0.220 inches
Body Outside Diameter
1.000 inches
Body Inside Diameter
0.563 inches
Seat Radius
0.557 inches
Seating Surface Shape
Radial
Special Features
Six grooves equally spaced on the outside height
Material
Plastic polychlorotrifluoroethylene
Style Designator
Plain
FSC
4820 Nonpowered Valves
NIIN
007311637
NSN
4820007311637

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
13-4TEFL0NSEAT44
Cage Code:
98991
Status:
A
MSDS:
Part Number:
C01838
Cage Code:
98991
Status:
A
MSDS:
Part Number:
45-07-63-63
Cage Code:
98991
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 4820-00-731-1637
What are the manufacturers of nsn 4820007311637?
Does this nsn 4820007311637 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820007311637
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 4820007311637 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820007311637 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820007311637?
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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