Steam Air Venting Valve NSN 4520-00-975-1881

Item Description

An automatic valve designed to relieve, automatically, accumulated air in various types of steam heating systems.

NSN: 4520-00-975-1881

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Features and Characteristics

Maximum Operating Pressure

300.0 pounds per square inch

Valve Connection Size

0.500 inches

Valve Type

Quick air vent

Valve Water Pressure Position

Closed

Valve Air Return Prevention

Required

Valve Shape

Angled

Material

Phosphor bronze

Material

Copper alloy 511

FSC

4520 Space And Water Heating Equipment

NIIN

009751881

NSN

4520009751881

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

9-225-6-1-2IN

Cage Code:

53059

Status:

MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov

Schedule B Number: 8481100090
NAICS: 332911
SITC: 74710
Description: Pressure-reducing valves, nesoi
End Use (Code 21180):
Industrial machines, other

Q & A

Frequently asked questions for NSN 4520-00-975-1881

What are the manufacturers of nsn 4520009751881?

Spirax Sarco, Inc. (53059)

Does this nsn 4520009751881 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4520009751881
An automatic valve designed to relieve, automatically, accumulated air in various types of steam heating systems.

Does nsn 4520009751881 contain any precious metals?
Precious metal content is unknown.

Does nsn 4520009751881 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4520009751881?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

04906

FIIG:

T114-A

App. Key:

Cond. Code:

Status:

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Certificate of Conformance
Quality Inspected Parts
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