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Valve Seat NSN 4820-00-393-4317

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 4820-00-393-4317 NSN: 4820-00-393-4317

Features and Characteristics

Thread Class
2a single threaded portion
Err Default
0.375 inches single threaded portion
Overall Height
1.234 inches
Body Inside Diameter
0.438 inches
Seal Accommodation Type
Recessed
Thread Size
1.250 inches single threaded portion
Seating Surface Shape
Flat
Material
Copper alloy
Style Designator
Plain threaded
Thread Series Designator
Unf single threaded portion
FSC
4820 Nonpowered Valves
NIIN
003934317
NSN
4820003934317

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
52467
Cage Code:
26505
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 4820-00-393-4317
What are the manufacturers of nsn 4820003934317?
Does this nsn 4820003934317 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820003934317
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 4820003934317 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820003934317 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820003934317?
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
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