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Valve Seat NSN 4820-01-049-3383

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 4820-01-049-3383 NSN: 4820-01-049-3383

Features and Characteristics

Flange Diameter
0.500 inches
Body Outside Diameter
Between 0.351 inches and 0.354 inches
Body Inside Diameter
Between 0.250 inches and 0.257 inches
Flange Seat To Disk End Height
Between 0.328 inches and 0.329 inches
Under Flange Height
Between 0.218 inches and 0.229 inches
Seating Surface Shape
Flat
Material
Steel comp stellite no. 5 face
Material Specification
Astm-a276 assn standard 1st material response body or astm-a479 assn standard 1st material response body
Style Designator
Plain flanged
FSC
4820 Nonpowered Valves
NIIN
010493383
NSN
4820010493383

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
2551-8-69
Cage Code:
57574
Status:
A
MSDS:
Part Number:
23399PIECE5 3/8
Cage Code:
57574
Status:
A
MSDS:
Part Number:
23399
Cage Code:
57574
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 4820-01-049-3383
What are the manufacturers of nsn 4820010493383?
Does this nsn 4820010493383 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820010493383
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 4820010493383 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820010493383 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820010493383?
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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