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40102-8 Temperature Regulating Valve

4820-01-243-6321

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Official Item Classification

Name
Temperature Regulating Valve
Part Number
40102-8
(NSN) National Stock Number
4820-01-243-6321
(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
10/30/1986 (39 years ago)

unthreaded internal tube first end connection type, 1.000 inches nominal first end outside diameter tube accommodated, straight thru body style, identical second end relationship with first end, reduced socket with one brazing ring first end style designator

Specs & Compatibility

Body Style

straight thru

First End Connection Type

unthreaded internal tube

First End Style Designator

reduced socket with one brazing ring

First End Outside Diameter Tube Accommodated

1.000 inches nominal

Second End Relationship With First End

identical

Flow Control Device

disk

End Connection Quantity

2

Two-Way Valve Action

reverse acting

Temp Adjustability

adjustable

Thermostatic Element

liquid immersion type

Material

copper alloy 922 body

Material

nickel alloy seat

Material

nickel alloy stem

Material Document And Classification

mil-b-16541 mil spec single material response body

Material Document And Classification

qq-n-281 fed spec single material response stem

Material Document And Classification

qq-n-288 fed spec single material response seat

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

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.

Pseudo Item Name Code

0005492

Related Hardware Products

Part Number Description
40102-8 Temperature Regulating Valve
40102-801 Temperature Regulating Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-243-6321?
The FSCG of the NSN 4820-01-243-6321 is 4820
Does the NSN 4820-01-243-6321 have a Schedule B code assigned?
Yes, the Schedule B code is 8481809015
Does NSN 4820-01-243-6321 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 4820-01-243-6321 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-243-6321 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 4820-01-243-6321 was assigned to the Federal Catalog?
It was assigned 39 years ago, on Thu, Oct 30, 1986