Valve Seat NSN 4820-00-976-4736

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: 4820-00-976-4736

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Features and Characteristics

Thread Class

3a single threaded portion

Thread Length

0.337 inches single threaded portion and 0.342 inches single threaded portion

Flange Diameter

Between 1.061 inches and 1.062 inches

Body Inside Diameter

0.250 inches

Flange Seat To Disk End Height

Between 0.470 inches and 0.475 inches

Under Flange Height

Between 0.337 inches and 0.342 inches

Seat Angle In Deg

7.500

Hardness Rating

28.0 rockwell c face and 34.0 rockwell c face

Thread Size

0.625 inches single threaded portion

Seating Surface Shape

Angular

Material

Steel

Material Specification

Qq-s-763, class 420 federal specification single material response

Style Designator

Threaded flanged

Thread Series Designator

Unf single threaded portion

FSC

4820 Nonpowered Valves

NIIN

009764736

NSN

4820009764736

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

717037

Cage Code:

0BR59

Status:

MSDS:

Part Number:

35739000633

Cage Code:

52081

Status:

MSDS:

Part Number:

NF-7054 PC 633

Cage Code:

30794

Status:

MSDS:

Part Number:

633NF7054

Cage Code:

82328

Status:

MSDS:

Part Number:

NF7054PC633

Cage Code:

82328

Status:

MSDS:

Part Number:

NF-7054

Cage Code:

10001

Status:

MSDS:

Part Number:

NF7054

Cage Code:

82328

Status:

MSDS:

Part Number:

NF-7054PIECE633

Cage Code:

10001

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 4820-00-976-4736

What are the manufacturers of nsn 4820009764736?

Siemens Government Technologies, (0BR59)
Ram Centrifugal Products, Inc. (52081)
Lowe Charles M Co The (30794)
Dresser Rand Co Terry Corp Steam (82328)
Navair And Navsea Managed (10001)

Does this nsn 4820009764736 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820009764736
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 4820009764736 contain any precious metals?
No precious metal content.

Does nsn 4820009764736 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820009764736?
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