Valve Seat NSN 4820-01-190-5891

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: 4820-01-190-5891

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Features and Characteristics

Thread Class

2a single threaded portion

Err Default

0.496 inches single threaded portion and 0.501 inches single threaded portion

Flange Diameter

4.000 inches

Body Inside Diameter

2.969 inches

Flange Seat To Disk End Height

0.593 inches

Under Flange Height

0.688 inches

Seat Angle In Deg

30.000

Thready Qty Per Inch (tpi)

12 single threaded portion

Thread Size

3.625 inches single threaded portion

Seating Surface Shape

Angular

Material

Stainless steel

Material Specification

Astm a351/cf8m assn standard single material response

Style Designator

Threaded flanged

Thread Series Designator

Un single threaded portion

FSC

4820 Nonpowered Valves

NIIN

011905891

NSN

4820011905891

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

A49529MEB

Cage Code:

34889

Status:

MSDS:

Part Number:

D50092 ITEM 4

Cage Code:

34889

Status:

MSDS:

Part Number:

D50092

Cage Code:

34889

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 4820-01-190-5891

What are the manufacturers of nsn 4820011905891?

Hunt Valve Company Inc (34889)

Does this nsn 4820011905891 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820011905891
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 4820011905891 contain any precious metals?
No precious metal content.

Does nsn 4820011905891 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820011905891?
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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