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Valve Seat NSN 4820-01-163-4357

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 4820-01-163-4357 NSN: 4820-01-163-4357

Features and Characteristics

Thread Class
2a single threaded portion
Err Default
0.790 inches single threaded portion
Flange Diameter
1.500 inches
Body Inside Diameter
0.388 inches
Flange Seat To Disk End Height
1.326 inches
Under Flange Height
1.180 inches
Thready Qty Per Inch (tpi)
24 single threaded portion
Thread Size
1.062 inches single threaded portion
Seating Surface Shape
Flat
Material
Steel comp 304
Style Designator
Threaded flanged
Thread Series Designator
Uns single threaded portion
FSC
4820 Nonpowered Valves
NIIN
011634357
NSN
4820011634357

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
011.304.0211
Cage Code:
15187
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 4820-01-163-4357
What are the manufacturers of nsn 4820011634357?
Does this nsn 4820011634357 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820011634357
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 4820011634357 contain any precious metals?
No precious metal content.
Does nsn 4820011634357 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820011634357?
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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  •   Certificate of Conformance
  •   Quality Inspected Parts
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