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Valve Seat NSN 4820-01-120-8271

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 4820-01-120-8271 NSN: 4820-01-120-8271

Features and Characteristics

Flange Diameter
2.782 inches
Body Outside Diameter
2.628 inches
Body Inside Diameter
1.553 inches
Flange Seat To Disk End Height
0.375 inches
Under Flange Height
0.562 inches
Seat Angle In Deg
45.000
Seating Surface Shape
Angular
Material
Steel comp 304
Style Designator
Plain flanged
FSC
4820 Nonpowered Valves
NIIN
011208271
NSN
4820011208271

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
TB613
Cage Code:
77081
Status:
A
MSDS:
Part Number:
F254B-PIECE61
Cage Code:
77081
Status:
A
MSDS:
Part Number:
F254B
Cage Code:
77081
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 4820-01-120-8271
What are the manufacturers of nsn 4820011208271?
Does this nsn 4820011208271 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820011208271
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 4820011208271 contain any precious metals?
No precious metal content.
Does nsn 4820011208271 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820011208271?
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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