Valve Seat NSN 4820-00-979-6366

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: 4820-00-979-6366

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Features and Characteristics

Flange Diameter

Between 0.855 inches and 0.865 inches

Body Outside Diameter

Between 0.621 inches and 0.623 inches

Body Inside Diameter

Between 0.398 inches and 0.402 inches

Flange Seat To Disk End Height

Between 0.040 inches and 0.050 inches

Under Flange Height

Between 0.310 inches and 0.320 inches

Seal Accommodation Type

Grooved

Hardness Rating

75.0 rockwell r and 15.0 rockwell superficial 15-n

Seating Surface Shape

Flat

Material

Stainless steel

Surface Treatment

Passivate

Style Designator

Plain flanged

FSC

4820 Nonpowered Valves

NIIN

009796366

NSN

4820009796366

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

577910

Cage Code:

73030

Status:

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 4820-00-979-6366

What are the manufacturers of nsn 4820009796366?

Hamilton Sundstrand Corporation (73030)
Ontic Engineering And Manufacturing, (45934)

Does this nsn 4820009796366 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820009796366
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 4820009796366 contain any precious metals?
No precious metal content.

Does nsn 4820009796366 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820009796366?
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:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
Quality Fast Service