Valve Seat NSN 4820-00-690-0345

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: 4820-00-690-0345

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Features and Characteristics

Flange Diameter

Between 1.998 inches and 1.999 inches

Body Outside Diameter

Between 1.876 inches and 1.877 inches

Body Inside Diameter

Between 1.124 inches and 1.126 inches

Flange Seat To Disk End Height

0.375 inches

Under Flange Height

0.250 inches

Seat Angle In Deg

25.000

Seating Surface Shape

Angular

Material

Steel comp 303 or stainless steel

Material Specification

Qq-s-763, class 303 federal specification single material response body or qq-s-763, class 416 federal specification single material response body

Surface Treatment

Passivate

Style Designator

Plain flanged

FSC

4820 Nonpowered Valves

NIIN

006900345

NSN

4820006900345

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

717085

Cage Code:

0BR59

Status:

MSDS:

Part Number:

B2364

Cage Code:

0B5H6

Status:

MSDS:

Part Number:

700302

Cage Code:

0B5H6

Status:

MSDS:

Part Number:

900068

Cage Code:

0DKH2

Status:

MSDS:

Part Number:

52ND6602

Cage Code:

82328

Status:

MSDS:

Part Number:

ND6626PC52

Cage Code:

83238

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 4820-00-690-0345

What are the manufacturers of nsn 4820006900345?

Siemens Government Technologies, (0BR59)
Dresser Rand Co Terry Corp Steam (82328)
Niantic Tool, Inc. (0B5H6)
Evans Lee Inc (0DKH2)
Turbodyne (93235)
Gem-dandy Inc (83238)

Does this nsn 4820006900345 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820006900345
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 4820006900345 contain any precious metals?
No precious metal content.

Does nsn 4820006900345 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820006900345?
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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Certificate of Conformance
Quality Inspected Parts
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