Valve Seat NSN 4820-01-505-5925

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: 4820-01-505-5925

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Features and Characteristics

Thread Class

3a single threaded portion

Thread Length

0.1719 inches single threaded portion

Seat Angle In Deg

45.000

Thready Qty Per Inch (tpi)

20 single threaded portion

Thread Size

1.1875 inches single threaded portion

Seating Surface Shape

Angular

Material

Nickel alloy seat

Material Specification

Astm b164 assn standard single material response seat or astm a494 gr. -30c assn standard single material response seat

Thread Series Designator

Un single threaded portion

FSC

4820 Nonpowered Valves

NIIN

015055925

NSN

4820015055925

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

803-4384536-41A-85

Cage Code:

53711

Status:

MSDS:

Part Number:

803-4384536 PC NO 85

Cage Code:

53711

Status:

MSDS:

Part Number:

4384536

Cage Code:

80064

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 4820-01-505-5925

What are the manufacturers of nsn 4820015055925?

Naval Sea Systems Command (53711)
Naval Ship Systems Command (80064)

Does this nsn 4820015055925 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820015055925
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 4820015055925 contain any precious metals?
No precious metal content.

Does nsn 4820015055925 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820015055925?
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:

What do you get when you order from nationalstocknumber.org?

On Time Delivery
Certificate of Conformance
Quality Inspected Parts
Quality Fast Service