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Valve Seat NSN 4820-00-351-6426

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 4820-00-351-6426 NSN: 4820-00-351-6426

Features and Characteristics

Thread Class
2a single threaded portion
Err Default
0.312 inches single threaded portion
Flange Diameter
0.875 inches
Body Inside Diameter
0.125 inches
Flange Seat To Disk End Height
0.156 inches
Under Flange Height
0.562 inches
Seal Accommodation Type
Grooved
Thread Size
0.312 inches single threaded portion
Seating Surface Shape
Flat
Special Features
Threaded internal on flanged end, 0.312-24 unf rh
Material
Steel
Style Designator
Threaded flanged
Thread Series Designator
Unf single threaded portion
FSC
4820 Nonpowered Valves
NIIN
003516426
NSN
4820003516426

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
2A5779
Cage Code:
11083
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 4820-00-351-6426
What are the manufacturers of nsn 4820003516426?
Does this nsn 4820003516426 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820003516426
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 4820003516426 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820003516426 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820003516426?
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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