Valve Seat NSN 4820-00-776-7989

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: 4820-00-776-7989

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Features and Characteristics

Thread Length

0.500 inches single threaded portion

Flange Diameter

2.000 inches

Body Outside Diameter

1.625 inches

Body Inside Diameter

1.125 inches

Flange Seat To Disk End Height

0.250 inches

Under Flange Height

0.609 inches

Seat Angle In Deg

30.000

Thready Qty Per Inch (tpi)

12 single threaded portion

Thread Size

1.625 inches single threaded portion

Seating Surface Shape

Angular

Material

Steel comp 1117

Material Specification

Qq-s-633 federal specification all material responses

Style Designator

Plain flanged

Thread Series Designator

Uns single threaded portion

FSC

4820 Nonpowered Valves

NIIN

007767989

NSN

4820007767989

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

6760337

Cage Code:

73342

Status:

MSDS:

Part Number:

7767989

Cage Code:

19207

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 4820-00-776-7989

What are the manufacturers of nsn 4820007767989?

Allison Transmission, Inc. (73342)
U S Army Tank Automotive Command (19207)

Does this nsn 4820007767989 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820007767989
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 4820007767989 contain any precious metals?
No precious metal content.

Does nsn 4820007767989 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820007767989?
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
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