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Valve Seat NSN 4820-01-191-6588

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 4820-01-191-6588 NSN: 4820-01-191-6588

Features and Characteristics

Thread Class
2a single threaded portion
Err Default
0.312 inches single threaded portion
Flange Diameter
1.312 inches
Flange Seat To Disk End Height
0.125 inches
Under Flange Height
0.375 inches
Thready Qty Per Inch (tpi)
20 single threaded portion
Thread Size
1.250 inches single threaded portion
Seating Surface Shape
Flat
Body Stepped Inside Diameter
0.750 inches second step
Special Features
W/two alignment holes on flange
Material
Nickel alloy
Material Specification
Astm b164-61, clb assn standard single material response
Style Designator
Threaded flanged
Thread Series Designator
Un single threaded portion
FSC
4820 Nonpowered Valves
NIIN
011916588
NSN
4820011916588

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
194-07636-000
Cage Code:
0EXU3
Status:
A
MSDS:
Part Number:
194-7636
Cage Code:
09647
Status:
A
MSDS:
Part Number:
322-7561
Cage Code:
09647
Status:
A
MSDS:
Part Number:
322-7561 PIECE 8
Cage Code:
09647
Status:
A
MSDS:
Part Number:
194-7659
Cage Code:
09647
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 4820-01-191-6588
What are the manufacturers of nsn 4820011916588?
Does this nsn 4820011916588 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820011916588
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 4820011916588 contain any precious metals?
No precious metal content.
Does nsn 4820011916588 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820011916588?
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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  •   Certificate of Conformance
  •   Quality Inspected Parts
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