Valve Seat NSN 4820-00-716-8903

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: 4820-00-716-8903

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Features and Characteristics

Flange Diameter

Between 1.124 inches and 1.125 inches

Body Outside Diameter

Between 0.999 inches and 1.000 inches

Body Inside Diameter

Between 0.562 inches and 0.563 inches

Flange Seat To Disk End Height

0.250 inches

Under Flange Height

0.250 inches

Seat Angle In Deg

7.500

Seating Surface Shape

Angular

Material

Steel body

Material Specification

Qq-s-763, class 303 federal specification single material response body

Style Designator

Plain flanged

FSC

4820 Nonpowered Valves

NIIN

007168903

NSN

4820007168903

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

717068

Cage Code:

82328

Status:

MSDS:

Part Number:

717067

Cage Code:

0BR59

Status:

MSDS:

Part Number:

52NC6770

Cage Code:

82328

Status:

MSDS:

Part Number:

NC-6770PIECE52

Cage Code:

82328

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 4820-00-716-8903

What are the manufacturers of nsn 4820007168903?

Dresser Rand Co Terry Corp Steam (82328)
Siemens Government Technologies, (0BR59)

Does this nsn 4820007168903 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820007168903
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 4820007168903 contain any precious metals?
No precious metal content.

Does nsn 4820007168903 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820007168903?
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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