Valve Seat NSN 4820-01-323-8646

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: 4820-01-323-8646

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Features and Characteristics

Thread Class

2a single threaded portion

Err Default

0.720 inches single threaded portion

Flange Diameter

4.920 inches

Body Inside Diameter

3.563 inches

Flange Seat To Disk End Height

0.440 inches

Under Flange Height

1.895 inches

Seat Angle In Deg

30.000

Thready Qty Per Inch (tpi)

11-1/2 single threaded portion

Thread Size

4.513 inches single threaded portion

Seating Surface Shape

Angular

Material

Steel

Material Specification

Astm a216 gr.Cf-8m assn standard single material response seat

Style Designator

Threaded flanged

Thread Series Designator

Un single threaded portion

FSC

4820 Nonpowered Valves

NIIN

013238646

NSN

4820013238646

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

32813 145 1/2U PC 8A 4.00IN

Cage Code:

14959

Status:

MSDS:

Part Number:

3213PC8A040

Cage Code:

14959

Status:

MSDS:

Part Number:

32813

Cage Code:

14959

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 4820-01-323-8646

What are the manufacturers of nsn 4820013238646?

Crane Co (14959)

Does this nsn 4820013238646 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820013238646
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 4820013238646 contain any precious metals?
No precious metal content.

Does nsn 4820013238646 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820013238646?
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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