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4820-00-640-6089

Temperature Regulating Valve

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Official Item Classification

Name
Temperature Regulating Valve
(NSN) National Stock Number
4820-00-640-6089
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
05492
(FIIG) Federal Item Identification Guide
A21100
Date
01/01/1963 (63 years ago)

straight thru body style, unthreaded internal pipe first end connection type, 1.000 inches first end nominal pipe size accommodated, identical second end relationship with first end, socket w/brazing ring first end style designator

Specs & Compatibility

Body Style

straight thru

First End Connection Type

unthreaded internal pipe

First End Style Designator

socket w/brazing ring

First End Nominal Pipe Size Accommodated

1.000 inches

Second End Relationship With First End

identical

Flow Control Device

poppet

End Connection Quantity

2

Two-Way Valve Action

direct acting

Capillary Tube Length

180.000 inches nominal

Bulb Length

14.000 inches nominal

Bulb Diameter

0.500 inches nominal

Temp Adjustability

adjustable

Thermostatic Element

liquid immersion type

Temp Rating

275.0 fahrenheit maximum

Special Features

with union joints all ends; silver brazings rings not to be furnished w/valve; 600.0 lb per hr steam at 75.0 psi inlet pressure

Material

copper alloy body

Material

steel corrosion resisting bulb

Material

steel corrosion resisting flow control device

Material

steel corrosion resisting seat

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Source of Supply Code

S9C

Pseudo Item Name Code

0005492

Related Hardware Products

Part Number Description
RT2121 Temperature Regulating Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-00-640-6089?
The FSCG of the NSN 4820-00-640-6089 is 4820
Does the NSN 4820-00-640-6089 have a Schedule B code assigned?
Yes, the Schedule B code is 8481809015
Does NSN 4820-00-640-6089 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 4820-00-640-6089 contain precious materials?
Precious metal content is unknown
Does NSN 4820-00-640-6089 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 4820-00-640-6089 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963