ORDER BY PHONE (619) 331-9599      Contact Us      Request Quote
facebook
NationalStockNumber.org

Valve Seat NSN 4820-00-391-8249

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 4820-00-391-8249 NSN: 4820-00-391-8249

Features and Characteristics

Thread Class
2a single threaded portion
Err Default
0.375 inches single threaded portion
Flange Diameter
1.781 inches
Flange Seat To Disk End Height
0.438 inches
Under Flange Height
0.375 inches
Seat Angle In Deg
42.000
Thready Qty Per Inch (tpi)
14 single threaded portion
Thread Size
1.562 inches single threaded portion
Seating Surface Shape
Angular
Body Stepped Inside Diameter
1.010 inches second step and 1.120 inches second step
Material
Steel
Style Designator
Threaded flanged
Thread Series Designator
Uns single threaded portion
FSC
4820 Nonpowered Valves
NIIN
003918249
NSN
4820003918249

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
C50701-05 MEA
Cage Code:
34889
Status:
A
MSDS:
Part Number:
D15856
Cage Code:
23168
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 4820-00-391-8249
What are the manufacturers of nsn 4820003918249?
Does this nsn 4820003918249 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820003918249
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 4820003918249 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820003918249 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820003918249?
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

What do you get when you order from nationalstocknumber.org?

  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
ASA Aviation Suppliers Association Member Logo
NQA AS 9120 Suppliers Logo
ITAR Registered International Traffic in Arms Regulations Logo