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Valve Seat NSN 4820-00-999-3603

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 4820-00-999-3603 NSN: 4820-00-999-3603

Features and Characteristics

Thread Class
2a single threaded portion
Thread Length
1.000 inches single threaded portion
Flange Diameter
7.500 inches
Taper Minor Diameter
Between 5.994 inches and 6.001 inches
Taper Major Diameter
0.429 inches
Body Inside Diameter
Between 5.994 inches and 6.001 inches
Flange Seat To Disk End Height
0.375 inches
Under Flange Height
1.000 inches
Seat Angle In Deg
45.000
Thready Qty Per Inch (tpi)
14 single threaded portion
Thread Size
7.000 inches single threaded portion
Seating Surface Shape
Angular
Material
Steel body
Style Designator
Threaded flanged
Thread Series Designator
Uns single threaded portion
Fsc Application Data
Valve, nonpowered
FSC
4820 Nonpowered Valves
NIIN
009993603
NSN
4820009993603

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
12764N PIECE 22
Cage Code:
35795
Status:
A
MSDS:
Part Number:
12027NPC16
Cage Code:
35795
Status:
A
MSDS:
Part Number:
29991
Cage Code:
35795
Status:
A
MSDS:
Part Number:
299915
Cage Code:
35795
Status:
A
MSDS:
Part Number:
9167N PIECE 53A
Cage Code:
35795
Status:
A
MSDS:
Part Number:
S4824H3219733 PIECE 53A
Cage Code:
80064
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 4820-00-999-3603
What are the manufacturers of nsn 4820009993603?
Does this nsn 4820009993603 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820009993603
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 4820009993603 contain any precious metals?
No precious metal content.
Does nsn 4820009993603 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820009993603?
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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