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Valve Seat NSN 4820-00-318-4647

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 4820-00-318-4647 NSN: 4820-00-318-4647

Features and Characteristics

Thread Class
2a single threaded portion
Err Default
0.490 inches single threaded portion
Overall Height
0.690 inches
Body Inside Diameter
2.822 inches
Thready Qty Per Inch (tpi)
14 single threaded portion
Thread Size
3.625 inches single threaded portion
Seating Surface Shape
Flat
Special Features
Id has 2 lug wrenching facility
Material
Copper alloy
Style Designator
Plain threaded
Thread Series Designator
Uns single threaded portion
FSC
4820 Nonpowered Valves
NIIN
003184647
NSN
4820003184647

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
D29141AE
Cage Code:
34889
Status:
A
MSDS:
Part Number:
25J89PC277
Cage Code:
79500
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 4820-00-318-4647
What are the manufacturers of nsn 4820003184647?
Does this nsn 4820003184647 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820003184647
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 4820003184647 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820003184647 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820003184647?
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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