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Valve Seat NSN 4820-00-863-8228

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 4820-00-863-8228 NSN: 4820-00-863-8228

Features and Characteristics

Thread Class
3b single threaded portion
Thread Length
0.250 inches single threaded portion
Thready Qty Per Inch (tpi)
16 single threaded portion
Hardness Rating
250.0 brinell standard face and 275.0 brinell standard face
Thread Size
0.812 inches single threaded portion
Seating Surface Shape
Flat
Material
Steel
Material Specification
Qq-s-624, comp 8640 federal specification single material response
Surface Treatment
Phosphate
Surface Treatment Specification
Mil-p-16232, type m, class 2 military specification single treatment response
Thread Series Designator
Un single threaded portion
FSC
4820 Nonpowered Valves
NIIN
008638228
NSN
4820008638228

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
2124502
Cage Code:
10001
Status:
A
MSDS:
Part Number:
BUWEPSDWG2124502
Cage Code:
44114
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 4820-00-863-8228
What are the manufacturers of nsn 4820008638228?
Does this nsn 4820008638228 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820008638228
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 4820008638228 contain any precious metals?
No precious metal content.
Does nsn 4820008638228 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820008638228?
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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